RHUB TM-510 Spécifications

TM 9-2350-311-34-13-1DIRECT SUPPORT ANDGENERAL SUPPORTMAINTENANCE MANUAL FORHULL, POWERPLANT, DRIVECONTROLS, TRACKS, SUSPENSION,AND ASSOCIATED COMPONE

TM 9-2350-311-34-1CONTENTS[CHAPTER 2-GENERAL HULL MAINTENANCE.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TM 9-2350-311-34-15-2 FUEL TANKS — CONTINUEDc. Installation123456789Lower lower fuel tank (23) into position behind engine mount assembly (24) and ins

TM9-2350-311-34-1NOTEFOLLOW-ON MAINTENANCE: Install powerplant (TM 9-2350-311-20-1)5-19

INITIAL SETUPMaterialsEquipment ConditionsToolsCAUTIONTM 9-2350-311-34-1 5-3 FUEL TANK PADSThis task covers: a. Removal b. InstallationDry-cleaning s

WARNINGb. InstallationTM 9-2350-311-34-1 ● Dry-cleaning solvent (P-D-680) is toxic and flammable. Wear protective gogglesand gloves and use only in a

Equipment ConditonsMaterials/PartsTM9-2350-311-34-15-4 FUEL TANK RETAINING STRAPS AND CHANNEL GROUPThis task covers:a. Removalb. Disassemblyc. Assembl

TM 9-2350-311-34-1 5-23

TM 9-2350-311-34-1 5-4 FUEL TANK RETAINING STRAPS AND CHANNEL GROUP — CONTINUEDc. Assembly1 Install new pad (18), as required (para 5-3).2 Connect tu

INITIAL SETUPReferencesMaterials/PartsEquipment Conditions5-25ToolsTM 9-2350-311-34-1 NOTEFOLLOW-ON MAINTENANCE:Install upper fuel tank (para 5-2)5-5

TM 9-2350-311-34-1 5-5 AIR CLEANER BLOWER MOTORS — CONTINUEDa. Disassembly12345Remove 10 screws (1), 10 Iockwasher (2), and motor cover (3). Discard

NOTE5-27TM 9-2350-311-34-1 6 Remove screw (12), Iockwasher (1), ground lead (8), and clip (14). Install screw (12), Iockwasher (13), andclip (14).7 R

TM 9-2350-311-34-1CONTENTSAPPENDIX E-TORQUE LIMITS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. O . . . . . . . . .

TM 9-2350-311-34-1 5-5 AIR CLEANER BLOWER MOTORS — CONTINUEDa. Disassembly — Continued9101112131415Remove self-locking nut (21). Unscrew impeller (22)

5-29TM 9-2350-311-34-1

TM 9-2350-311-34-1 5-5 AIR CLEANER BLOWER MOTORS — CONTINUEDb. Inspection, Repair, and Test — Continued10 Test capacitor (20) for continuity. If resis

TM9-2350-311-34-15-31

5-32(15).TM 9-2350-311-34-1 5-5 AIR CLEANER BLOWER MOTORS — CONTINUEDC. Assembly — Continued9101112Measure from motor cover (3) to end of impeller (22

TM 9-2350-311-34-1 13 Install two new seals (11) and motor assembly (10) to impeller housing (39).14 Remove screw (7) and connect ground lead (8). Rei

TM9-2350-311-34-15-5 AIR CLEANER BLOWER MOTORS — CONTINUEDd. Test123456789Remove motor cover.Disconnect electrical lead.NOTESteps 3 and 4 apply to M10

TM 9-2350-311-34-1 10 Air cleaner blower motors should meet the following performance specifications:(a) Rated voltage: 24 Vdc.(b) Blower load curre

TM9-2350-311-34-1ToolsINITIAL SETUPReferences5-6 FUEL TANK HEAT SHIELDThis task covers: a. Inspection and RepairGeneral mechanic’s tool kit (item 14,

PAGETM 9-2350-311-34-1CHAPTER 6COOLING SYSTEMGENERALThis chapter describes and illustrates procedures for removal, disassembly, inspection and test, r

TM 9-2350-311-34-1HOW TO USE THIS MANUALGENERALThis manual contains direct support and general support maintenance instructions for the M109A2/M109A3/

ToolsINITIAL SETUPTM 9-2350-311-34-1 SECTION I. UNIVERSAL JOINTS AND COOLING FAN DRIVE ASSEMBLY6-1 UNIVERSAL JOINTSThis task covers:a. Removalb. Inspe

TM9-2350-311-34-1c. Installation1 Push two universal joints (7 and 8) down through openings in shroud (10) close to cooling fan drive (9).2 Slide two

INITIAL SETUPMaterials/PartsEquipment ConditionsToolsTM 9-2350-311-34-1 6-2 COOLING FAN DRIVE ASSEMBLYThis task covers:a. Removalb. Disassembly c. A

TM 9-2350-311-34-1 b. Disassembly NOTE Some cooling fan drive assemblies may not include preformed packings.1 Remove two screws (5), gasket (6), in

6-2 COOLINF FAN DRIVE ASSEMBLY - CONTINUEDTM 9-2350-311-34-1 b. Disassembly — Continued789101112Remove Ioclwvire (24), four screws (25), bearing cove

6-7TM 9-2350-311-34-1 c. Assembly1234567NOTEDrivegear and bevel gearshaft must be replaced as matched set.Install drivegear (38), six screws (37), n

6-8TM9-2350-311-34-16-2 COOLING FAN DRIVE ASSEMBLY — CONTINUEDc. Assembly — Continued89101112131415Install sleeve (22), inner bearing (21), spacer (20

TM 9-2350-311-34-1 (c) Install dial indicator on bracket and position on gear teeth (50) as shown.(d) Hold driveshaft (39) to prevent movement and ro

TM 9-2350-311-34-1 6-2 COOLING FAN DRIVE ASSEMBLY — CONTINUEDc. Assembly - ContinuedNOTERepeat same procedure for bevel gearcase assembly. Some coolin

ToolsEquipment ConditionsMaterials/PartsINITIAL SETUPPersonnel RequiredCAUTIONTM 9-2350-311-34-1 SECTION Il. RADIATOR SHROUD AND VANEAXIAL COOLING

TM 9-2350-311-34-1c. AppendixesAppendix A provides titles of documents and publications referenced throughout this manual.Appendix B provides a list o

TM9-2350-311-34-16-3 VANEAXIAL COOLING FAN ASSEMBLY AND SHROUD —CONTINUEDb.c.d.Separation of Vaneaxial Cooling Fans from MountRemove eight screws (7),

ToolsReferencesEquipment ConditionsMaterials/PartsINITIAL SETUPCAUTIONTM 9-2350-311-34-1 6-4 VANEAXIAL COOLING FANS AND FAN DRIVE GEARBOXThis task co

WARNINGTM 9-2350-311-34-1 6-4 VANEAXIAL COOLING FANS AND FAN DRIVE GEARBOX — CONTINUEDa. Disassembly — ContinuedOil is hazardous waste and must be d

TM 9-2350-311-34-1 b. Inspection and Test123456Check gearbox housing (17). Replace if cracked or distorted.Check impeller (3). Replace if nicked, bro

6-16TM 9-2350-311-34-1 6-4 VANEAXIAL COOLING FANS AND FAN DRIVE GEARBOX — CONTINUEDc. Assembly1 Install new seal (12), retainer (11), and four screw

TM 9-2350-311-34-1 4 Replenish oil (TM 9-2350-311-20-1). 5 Install gearbox assembly (6), 10 washers (5), and 10 socket head screws (4).6 Install im

7-1TM 9-2350-311-34-1CHAPTER 7ELECTRICAL SYSTEMGENERALThis chapter describes and illustrates procedures for removal and installation of hull wiring ha

TM9-2350-311-34-133ASECTION I. POWERPLANT AND HULL WIRING HARNESSES7-1 POWERPLANT AND HULL WIRING HARNESS LISTINGCircuit/Wire No.Circuit Name:12371014

TM 9-2350-311-34-1 159A159B159C321324352A352B400400A400L400-459B401402402A405407407L415415A76B416438439439A439B439C439L450452452A415B452B459459A459L4

TM 9-2350-311-34-1LOCATIONAL TERMSThe terms “front,” “rear,” “left,” and “right” are used to indicate where items are located on the howitzer. These l

TM9-2350-311-34-17-1 POWERPLANT AND HULL WIRING HARNESS LISTING — CONTINUEDCircuit/Wire No.Circuit Name:520 Not used588Circuit breaker-to-fuel pump pr

TM 9-2350-311-34-1 HULL ELECTRICAL WIRING HARNESS (M109A2/M109A3)ENGINE MODEL 7083-7396 SHOWN7-5

TM9-2350-311-34-17-3 CIRCUIT IDENTIFICATION AND ILLUSTRATION OF WIRING HARNESSES(M109A4/M109A5)LEGEND1234567891011NOTEElectrical cables are marked wit

TM 9-2350-311-34-1 HULL ELECTRICAL WIRING HARNESS (M109A4/M109A5)ENGINE MODEL 7083-7396 SHOWN7-7

TM9-2350-311-34-1Applicable ConfigurationsTools ReferencesMaterials/PartsEquipment ConditionsINITIAL SETUP5887-4 ENGINE DISCONNECT BRACKET-TO-BULKHEAD

TM 9-2350-311-34-1 7-9

TM 9-2350-311-34-1 7-4 ENGINE DISCONNECT BRACKET-TO-BULKHEAD WIRING HARNESS (M109A2/M109A3)(ENGINE MODEL 7083-7396) – CONTINUEDa. Removal1 Remove tw

TM 9-2350-311-34-1 NOTEFOLLOW-ON MAINTENANCE:Connect batteries (TM 9-2350-311-20-1)7-11

Applicable ConfigurationsMaterials/PartsEquipment ConditionsTM 9-2350-311-34-1 7-5 ENGINE DISCONNECT BRACKET-TO-BULKHEAD WIRING HARNESS(M109A2/M109A3)

TM 9-2350-311-34-1 7-13

TM 9-2350-311-34-1CHAPTER 1INTRODUCTIONGENERALThis chapter provides information to familiarize the mechanic with the Ml 09A2/M1 09A3/M1 09A4/M1 09A5 M

TM 9-2350-311-34-1 7-5 ENGINE DISCONNECT BRACKET-TO-BULKHEAD WIRING HARNESS(M109A2/M109A3) (ENGINE MODEL 7083-7391) – CONTINUEDa. Removal1 Remove tw

TM 9-2350-311-34-1 NOTEFOLLOW-ON MAINTENANCE:Connect batteries (TM 9-2350-311-20-1) 7-15

TM 9-2350-311-34-1Applicable ConfigurationsToolsReferencesMaterials/PartsEquipment ConditionsINITIAL SETUP7-6 DRIVER’S BULKHEAD-TO-MASTER RELAY WIRING

TM 9-2350-311-34-1 7-17

TM 92350-311 -34-17-6 DRIVER’S BULKHEAD-TO-MASTER RELAY WIRING HARNESS (M109A4/M109A5)(ENGINE MODEL 7083-7396) – CONTINUEDa. Removal1 Remove two screw

TM 9-2350-311-34-1 7 Install two connectors (26), two nuts (30), two new Iockwashers (29), and two screws (28) to batteries (31).NOTEFOLLOW-ON MAINT

INITIAL SETUPApplicable ConfigurationsReferencesMaterials/PartsEquipment ConditionsTM 9-2350-311-34-1 7-7 DRIVER’S BULKHEAD-TO-MASTER RELAY WIRING H

7-21TM 9-2350-311-34-1

TM 9-2350-311-34-1 7-7 DRIVER’S BULKHEAD-TO-MASTER RELAY WIRING HARNESS (M109A4/M1O9A5)(ENGINE MODEL 7083-7391) – CONTINUEDa. Removal1234567Remove t

7TM 9-2350-311-34-1 Install two connectors (26), two nuts (30), two new Iockwashers (29), and two screws (28) to batteries (31).NOTEFOLLOW-ON MAINTEN

TM 9-2350-311-34-11-2M109A2

TM 9-2350-311-34-1INITIAL SETUPToolsEquipment ConditionsMaterials/PartsReferences4507-8 BULKHEAD-TO-HEADLIGHTS/BILGE PUMP WIRING HARNESSThis task cove

7-25TM 9-2350-311-34-1

TM 9-2350-311-34-1 7-8 BULKHEAD-TO-HEADLIGHT/BBILGE PUMP WIRING HARNESS — CONTINUEDa. Removal1 Remove two screws (23), two washers (24), two ground le

NOTE7-27TM 9-2350-311-34-1 7 Install four snap-in connectors (1 thru 4) to electric fuel pumps.Powerplant must be removed to connect fuel pump leads

ToolsEquipment ConditionsMaterials/PartsReferencesTM 9-2350-311-34-1 7-9 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE MODEL 7083-7396

7-29TM 9-2350-311-34-1

TM 9-2350-311-34-1 7-9 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE MODEL 7083-7398) – CONTINUEDa. Removal1 Remove screw (30), nut (3

456TM 9-2350-311-34-1 Disconnect connector (11), connector ground (14), and connector (8) at master warning light (37) near driver’ssteering column (

TM 9-2350-311-34-1 7-9 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE MODEL 7083-7396) – CONTINUEDa. Removal — Continued7 Disconnect co

101112TM 9-2350-311-34-1 Disconnect connector (9) from “Y” connector (44) and disconnect connector (21 ) from accessory control box- to-heater/blowe

TM 9-2350-311-34-1M109A31-3

TM 9-2350-311-34-1 7-9 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE MODEL 7083-7396) – CONTINUEDd. Installation123456Connect two conn

TM 9-2350-311-34-17-35

TM 9-2350-311-34-1 7-9 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE MODEL 7083-7398) – CONTINUEDd. Installation — ContinuedNOTEConnect

TM 9-2350-311-34-1 101112Connect two connectors (18) (two wires 14) to neutral safety switch (41).Connect connectors (28 and 29).Install ground wire

INITIAL SETUPEquipment ConditionsToolsMaterials/PartsReferences33ATM 9-2350-311-34-1 7-10 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE

TM 9-2350-311-34-1 7-39

TM 9-2350-311-34-1 7-10 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE MODEL 7083-7391) – CONTINUEDa. Removal12345Remove screw (30), wa

TM 9-2350-311-34-17-41

TM 9-2350-311-34-17-10 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE MODEL 7083-7391) – CONTINUEDa. Removal—Continued6 Disconnect two co

TM 9-2350-311-34-17-43

TM 9-2350-311-34-11-4

TM 9-2350-311-34-1 7-10 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE MODEL 7083-7391) – CONTINUEDd. Installation1 Connect connector (

7-45TM 9-2350-311-34-1 4 Connect connector (11), connector ground (14), and connector (8) to master warning light (37) near driver’ssteering column (

NOTETM 9-2350-311-34-1 7-10 BULKHEAD-TO-PORTABLE INSTRUMENT PANEL WIRING HARNESS(ENGINE MODEL 7083-7391) – CONTINUEDd.Installation — ContinuedConnec

TM 9-2350-311-34-110 Connect four connectors (18) (two wires 14, one wire 415A, and one wire 415B).11 Connect connectors (28 and 29).12 Install ground

ReferencesToolsEquipment ConditionsMaterials/PartsINITIAL SETUPTM 9-2350-311-34-1 7-11 BULKHEAD-TO-DRIVER’S INSTRUMENT PANEL WIRING HARNESSThis task

TM 9-2350-311-34-1 7-49

TM 9-2350-311-34-1 7-11 BULKHEAD-TO-DRIVER’S INSTRUMENT PANEL WIRING HARNESS —CONTINUEDa Removal123456Disconnect two connectors (12 and 28) from bra

TM 9-2350-311-34-17-51

TM 9-2350-311-34-1 7-11 BULKHEAD-TO-DRIVER’S INSTRUMENT PANEL WIRING HARNESS — CONTINUEDa. Removal — Continued7 Disconnect connector (11) from fuel

TM 9-2350-311-34-1 NOTEFor quick guide to wire connector locations see paragraphs 7-2 and 7-3.9 Disconnect seven connectors (29 8, 9, 10, 5,20, and 2

TM 9-2350-311-34-1SECTION 1. GENERAL INFORMATION1-1 SCOPEThis manual contains instructions for direct support and general support maintenance of the M

TM 9-2350-311-34-1 7-11 BULKHEAD-TO-DRIVER’S INSTRUMENT PANEL WIRING HARNESS — CONTINUEDa. Removal — Continued14 Remove plastic strap (45), screw (46

TM 9-2350-311-34-1 7-55

TM 9-2350-311-34-1 7-11 BULKHEAD-TO-DRIVER’S INSTRUMENT PANEL WIRING HARNESS — CONTINUEDd. Installation- ContinuedNOTEInstall screws from inside hull

TM 9-2350-311-34-1 7-57

TM 9-2350-311-34-1 7-11 BULKHEAD-TO-DRIVER’S INSTRUMENT PANEL WIRING HARNESS — CONTINUEDd. Installation — Continued8 Connect connector (11) to fuel p

TM 9-2350-311-34-1 NOTEFOLLOW-ON MAINTENANCE:Install portable instrument panel(TM 9-2350-311-20-1) Connect batteries (TM 9-2350-311-20-1) 7-59

INITIAL SETUPApplicable ConfigurationsReferencesEquipment ConditionsMaterials/Partsa. RemovalTM 9-2350-311-34-1 7-12 POWER LEAD WIRING HARNESS (M109

TM 9-2350-311-34-1 7-61

a. Removal - ContinuedTM 9-2350-311-34-1 7-12 POWER LEAD WIRING HARNESS (M109A2) — CONTINUED3 Disconnect connector (2) from accessory controlbox (14

TM 9-2350-311-34-1 NOTEWiring harness maybe removed from hull with slave start receptacle attached orleads can be pulled out of receptacle with sock

TM 9-2350-311-34-11-3 DESTRUCTION OF ARMY MATERIEL TO PREVENT ENEMY USE — CONTINUEDA second method is to close the breechblock, elevate the tube, and

TM 9-2350-311-34-1 7-12 POWER LEAD WIRING HARNESS (M109A2) — CONTINUEDa. Removal— Continued7 Disconnect connector (1) at driver’s compartment bulkhead

TM 9-2350-311-34-17-65

TM 9-2350-311-34-17-12 POWER LEAD WIRING HARNESS (MI09A2)CONTINUEDd. Installation — Continued6 Secure lead (3) by Installingwasher (16), screw (15), a

TM 9-2350-311-34-19 Connect six connectors (5 thru 10) to circuit breakers (13).FOLLOW-ON MAINTENANCE:NOTEInstall driver’s instrument panel(TM 9-2350-

TM 9-2350-311-34-17-13 POWER LEAD (M109A2/M109A3) — CONTINUEDVehicles with engine model 7083-7396Vehicles with engine model 7083-7391system.NOTEuse co

TM 9-2350-311-34-1a. Removal1 Disconnect five connectors (5 thru 9) from circuit breakers (11).2 Disconnect connector (4) at wire 15 lead.3 Disconnect

TM 92350-311 -34-17-13 POWER LEAD (M109A2/M109A3) — CONTINUEDa. Removal — Continued5 Disconnect connector (1) from driver's compartment bulkhead.

TM 9-2350-311-34-1b. DisassemblyDisassemble wiring harness leads (TM 9-2350-311-20-1).c. AssemblyAssemble wiring harness leads (TM 9-2350-311-20-1).d.

7-72TM 9-2350-311-34-17-13 POWER LEAD (M109A2?M109A3) — CONTINUEDd. Installation — Continued8 Connect connector (4) at wire 15 lead.9 Connect five con

TM 9-2350-311-34-1NOTEVehicles with engine model 7083-7396 use connector 8 for flame heater system.Vehicles with engine model 7083-7391 use connector

TM 9-2350-311-34-11-8 WARRANTY INFORMATIONThe Ml 09 Howitzer series is no longer warranted.1-9 SAFETY, CARE, AND HANDLINGWARNINGNuclear, Biological, a

TM 9-2350-311-34-17-14 POWER LEAD (M109A4/M109A5) — CONTINUEDa. Removal1 Disconnect six connectors (5, 6, and 8 thru 11) from circuit breakers (1 2).2

TM 9-2350-311-34-1b.c.456789Disconnect connector (2) at accessory control box (13).Remove screw (14), washer (15), and nut (16) from slip ring segment

TM 9-2350-311-34-17-14 POWER LEAD (M109A4/M109A5) — CONTINUEDd. Installation123456Install wiring harness to hull.Secure power lead and install 13 plas

NOTETM 9-2350-311-34-17 Connect connector (7) at “Y” connector.8 Connect connector (4) at wire 15 lead.9 Connect six connectors (5, 6, and 8 thru 11)

TM 9-2350-311-34-1SECTION Il. HULL ELECTRICAL COMPONENTS7-15 RECTIFIER (M109A2/M109A3)This task covers:a. Disassemblyb. Inspection and repairc. Assemb

TM 9-2350-311-34-17-79

TM 9-2350-311-34-17-15 RECTIFIER (MI 09A2/M109A3) — CONTINUEDa. Disassembly1234NOTEPerform electrical tests and disassemble defective components only.

TM 9-2350-311-34-15 Unsolder six electrical leads (33) from six power diode assembly terminals (34 and 35) (TB SIG 222).6 Unsolder electrical lead C-5

TM 9-2350-311-34-17-15 RECTIFIER (M109A2/M109A3) — CONTINUEDa. Disassembly — ContinuedNOTEThere are two power diodes per power diode assembly CR-1 thr

NOTETM 9-2350-311-34-116 Remove eight screws (54), connector J-2 (20), connector J-1 (19), and two gaskets (55). Discard gaskets.Capacitor board is he

TM 9-2350-311-34-11-10 CORROSION PREVENTION AND CONTROL (CPC)CPC of Army materiel is a continuing concern. It is important that any corrosion problems

TM 9-2350-311-34-17-15 RECTIFIER (MI 09A2/M109A3) — CONTINUEDb. Inspection and Repair1234567Inspect cover (23). Replace if cracked or distorted. Repla

TM 94350-311-34-18 Inspect two connectors (19 and 20). Replace if pins are broken. Solder leads if loose (TB SIG 222).9 Inspect two capacitor boards (

TM 9-2350-311-34-17-15 RECTIFIER (M109A2/M109A3) — CONTINUEDC. Assembly1234567Install two new gaskets (55), two connectors (19 and 20), and eight scre

TM 9-2350-311-34-17-87

TM 9-2350-311-34-17-15 RECTIFIER (M109A2/M109A3) — CONTINUEDc. Assembly — Continued8910Solder electrical leads to connection points except capacitor b

TM 9-2350-311-34-111 Apply sealing compound to six screws (21) and six flat washers (22). Install new preformed packing (24), cover(23), six screws, a

TM 9-2350-311-34-17-16 RECTIFIER (MI 09A4/M109A5) — CONTINUEDLEGEND1 Diode assembly CR-1 and CR-492 Diode assembly CR-2 and CR-5103 Diode assembly CR-

TM 9-2350-311-34-17-91

TM 9-2350-311-34-17-16 RECTIFIER (M109A4/M109A5) — CONTINUEDa. Disassembly — Continued34567NOTEWhen removing more than one wire from receptacle, tag w

89101112TM 9-2350-311-34-1Remove nut (36) and Iockwasher (37) from ground terminal (38) and disconnect two wire leads (39). DiscardIockwasher.Remove t

TM 9-2350-311-34-1The powerplant consists of the following subsystems:a.1-11.3Two engines are available:. Detroit Diesel 8V71T, model 7083-7398, diese

TM 9-2350-311-34-17-16 RECTIFIER (M109A4/M109A5) — CONTINUEDa. Disassembly — Continued1314151617Remove six screws (53), six Iockwashers (54), and thre

TM 9-2350-311-34-1b. Inspection and Repair12345678Inspect cover (18). Replace if cracked or distorted.Inspect housing (56). Replace if cracked or dist

TM 9-2350-311-34-17-16 RECTIFIER (M109A4/M109A5) — CONTINUEDc. AssemblyLEGEND12345678Diode assembly CR-1 and CR-4Diode assembly CR-2 and CR-5Diode ass

TM 9-2350-311-34-11 Assemble electrical leads as required (TM 9-2350-311-20-1).NOTERefer to electrical wiring diagram for installation of leads.2 Sold

7-98TM 9-2360-311-34-17-16 RECTIFIER (M109A4/M109A5) — CONTINUEDc. Assembly — Continued891011121314151617Apply coating of silicone compound to mating

TM 9-2350-311-34-1181920Install connector J2 (15), new gasket (26), and four screws (25).Bend terminals of three leads 1, 2, and 3 (31 ) to 90°.Instal

TM 9-2350-311-34-17-16 RECTIFIER (M109A4/M109A5) — CONTINUEDc. Assembly — Continued21 Connect two wire leads (23) to two connectors (14 and 15).22 Ins

TM 9-2350-311-34-1CHAPTER 8FINAL DRIVE AND TRACK SUSPENSIONGENERALThis chapter describes and illustrates procedures for disassembly and assembly of th

TM 9-2350-311-34-1SECTION I. FINAL DRIVE ASSEMBLY8-1 FINAL DRIVE ASSEMBLYThis task covers: a. Disassemblyb. AssemblyToolsGeneral mechanic’s tool kit (

TM 9-2350-311-34-18-3

TM 9-2350-311-34-11-12 LOCATION OF MAJOR COMPONENTS1-12.1 Location of Major ComponentNOTEPrimary fuel filter on some vehicles is located inside engin

TM 9-2350-311-34-18-1 FINAL DRIVE ASSEMBLY — CONTINUEDa. Disassembly — Continued9 Remove eight screws (23), eight Iockwashers (24), output shaft (25),

TM 9-2350-311-34-11011121314Install bearing (17) to ring gear (15).Install spacer (16) and ring gear (15) to output shaft (25).Place final drive housi

TM 9-2350-311-34-1SECTION Il. TRACK SUSPENSION8-2 ROAD WHEEL ARM ASSEMBLY — UPPER SPINDLEThis task covers: a. Disassemblyb. AssemblySeal (item 61, App

NOTETM 9-2350-311-34-1FOLLOW-ON MAINTENANCE: Install road wheel arm assembly(TM 9-2350-311-20-1)8-7/(8-8 blank)

9-1TM 9-2350-311-34-1CHAPTER 9HULL-RELATED COMPONENTSFor disassembly,repair, and assembly of the personnelchapter describes and illustrates procedures

TM 9-2350-311-34-19-1 PERSONNEL AIRDUCT VENTILATING FANThis task covers:a. Disassembly b. Inspection and Repairc. AssemblyGeneral mechanic’s tool kit

TM 9-2350-311-34-13 Remove four nuts (9), four Iockwashers (10), and four electrical leads (11 ) from noise filter terminals (1 2).Discard Iockwashers

TM 9-2350-311-34-19-1 PERSONNEL AIRDUCT VENTILATING FAN— CONTINUEDa. Disassembly — Continued10 Remove armature (28) from motor field and frame assembl

9-5TM 9-2350-311-34-1

TM 9-2350-311-34-11-11

9-6TM 9-2350-311-34-19-1 PERSONNEL AIRDUCT VENTILATING FAN— CONTINUEDC. Assembly — Continued5678910111213Install two electrical brushes (25) and two s

NOTETM 9-2350-311-34-1FOLLOW-ON MAINTENANCE:Install personnel ventilating airduct fan(TM 9-2350-311-20-1)9-7

TM 9-2350-311-34-19-2 BILGE PUMPThis task covers:a. Disassemblyb. Inspection, Repair, and Testc. AssemblyGeneral mechanic’s tool kit (item 14, Appx C)

TM 9-2350-311-34-19-9

TM 9-2350-311-34-19-2 BILGE PUMP — CONTINUEDa. Disassembly — Continued9 Remove Iockwire (27), four screws (28), retainer plate (29), and snap ring (30

TM 9-2350-311-34-114 Unsolder electrical lead (45) from field coils (46) to connector (TB SIG 222).15 Remove screw (47), Iockwasher (48), and field co

TM 9-2350-311-34-19-2 BILGE PUMP — CONTINUEDb. Inspection, Repair, and Test-Continued56789101112131415Inspect key (14). Replace if damaged or broken.I

TM 9-2350-311-34-1c. Assembly1 Install jumper wire (52), two new Iockwashers (51 ), and two screws (50).2 Install field coils (46), new Iockwasher (46

TM 9-2350-311-34-19-2 BILGE PUMP — CONTINUEDc. Assembly — ContinuedNOTEEnsure bearings are installed at location as shown. Do not reverse installation

TM 9-2350-311-34-1NOTEFOLLOW-ON MAINTENANCE:Install bilge pump (TM 9-2350-311-20-1)9-15

TM 9-2350-311-34-11-12 LOCATION OF MAJOR COMPONENTS — CONTINUED1.12.2 Stencil Locations for Basic Issue Items (Bll)LEGEND1 Powder cans2 Fuses3 Project

TM 9-2350-311-34-19-3 DATA PLATESThis task covers:a. Removalb. InstallationToolsGeneral mechanic’s tool kit (item 14, Appx C)a. RemovalNOTEVehicle dat

TM 9-2350-311-34-1CHAPTER 10ENGINE AND BATTERY WINTERIZATION KITGENERALThis chapter describes and illustrates procedures for installation of the winte

TM 9-2350-311-34-1SECTION I. WINTERIZATION KIT INSTALLATION10-1 WINTERIZATION KIT INSTALLATIONThis task covers:a. Installationb. Bleeding Winterizatio

TM 9-2350-311-34-1LEGEND1 Rear battery winterization box92 Front battery winterization box103 Heater exhaust outlet4 Coolant outlet hose115 Coolant he

TM 9-2350-311-34-110-1 WINTERIZATION KIT INSTALLATION — CONTINUEDa. Installation — ContinuedNOTEEnsure bottom insulation cut-outs are alined with batt

TM 9-2350-311-34-110-5

10-6TM 9-2350-311-34-110-1 WINTERIZATION KIT INSTALLATION — CONTINUEDa Installation — Continued10111213Place four batteries on two battery trays with

14151617TM 9-2350-311-34-1Place heater exhaust assembly (29) with hose clamp (30) in mounted position between coolant heatermounting brackets (20).Ins

TM 9-2350-311-34-110-1 WINTERIZATION KIT INSTALLATION— CONTINUEDa. Installation — Continued18192021222324Place coolant heater assembly (33) on two coo

10-9TM 9-2350-311-34-1

TM 9-2350-311-34-11.12.2 Serial Number LocationsNOTE• The M109A2, M109A3, M109A4, and M109A5 Howitzers have similar data plates.• Engine serial number

10-1 WINTERIZTION KIT INSTALLATION - CONTINUEDTM 9-2350-311-34-1a. Installation — Continued2526272829Plug must be removed from exhaust outlet before o

TM 9-2350-311-34-130 Install elbow (72) and adapter (73) to fuel filter (74) inlet and outlet openings.31 Install fuel filter (74) with elbow (72) and

TM 9-2350-311-34-110-1 WINTERIZATION KIT INSTALLATION — CONTINUEDa. Installation — Continued343536373839NOTEInstall Iockwasher between ground strap an

TM 9-2350-311-34-110-13

TM 9-2350-311-34-110-1 WINTERIZATION KIT INSTALLATION — CONTINUED4041424344a. Installation — ContinuedRemove engine access door in driver’s compartmen

10-1545464748TM 9-2350-311-34-1NOTERefer to TM 9-2350-311-20-1 for M109A2 vehicle procedure.Connect fuel main supply hose (114) to primary filter quic

NOTETM 9-2350-311-34-110-1 WINTERIZATION KIT INSTALLATION —CONTINUEDa. Installation — Continued4950515253545556Connect coolant heater harness plug (12

5758TM 9-2350-311-34-1Connect control box-to-driver’s compartment harness plug (138) at control box receptacle (139). Connectharness branch lead (140)

TM 9-2350-311-34-110-1 WINTERIZATION KIT INSTALLATION — CONTINUEDa. Installation — Continued596061626364NOTE• For vehicle circuitry incorporating the

TM 9-2350-311-34-165 Install two battery jumper leads (151) on battery terminals and tighten lugs (152, 153, and 154).66 Place grommet (155) over fron

TM 9-2350-311-34-11-13 DIFFERENCES BETWEEN MODELSDifferences between models exist (1) when comparing the M109A2 and Ml 09A3 Howitzers; (2) when compar

TM 9-2350-311-34-110-1 WINTERIZATION KIT INSTALLATION— CONTINUEDa. Installation — Continued7071727374Slide rear insulation blanket (161) over batterie

TM 9-2350-311-34-175 Place holddown strip (172) for intake grille tarpaulin (173) on grille to serve as template for screw holes. Markand remove strip

TM 9-2350-311-34-110-1 WINTERIZATION KIT INSTALLATION — CONTINUEDa. Installation — Continued79808182838485Place exhaust grille tarpaulin (178) holddow

TM 9-2350-311-34-1FOLLOW-ONNOTEMAINTENANCE:Refill coolingsystem(TM 9-2350-311-20-1)10-23

TM 9-2350-311-34-1SECTION Il. WINTERIZATION KIT COMPONENTS10-2 COOLANT HEATERThis task covers: a. Disassemblyb. AssemblyGeneral mechanic’s tool kit (i

TM 9-2350-311-34-110-25

TM 9-2350-311-34-110-2 COOLANT HEATER — CONTINUEDa. Disassembly — ContinuedUse caution when removing compression sleeve from steel tube of flame dete

10-27TM 9-2350-311-34-1

TM 9-2350-311-34-110-2 COOLANT HEATER — CONTINUEDa. Disassembly — ContinuedCompression sleeve is to be removed only if resistor requires replacement.C

TM 9-2350-311-34-110-29

TM 9-2350-311-34-11-13.10 Crew Compartment Subfloor DrainsM109A4/M1 09A5 Howitzers have 13 subfloor drains installed.1-14 EQUIPMENT DATA1-14.1 General

TM 9-2350-311-34-110-2 COOLANT HEATER — CONTINUEDa. Disassembly — ContinuedNOTEPerform step 45 only if nameplate requires replacement.45 Remove four b

TM 9-2350-311-34-112 Install burner assembly (68), new preformed packing (70), and new gasket (71) to heat exchanger (69).13 Install two clamps (66),

TM 9-2350-311-34-110-2 COOLANT HEATER — CONTINUEDa. Assembly — Continued15 Install fuel tube (40) and resistor (55) as an assembly.16 Install cable (6

TM 9-2350-311-34-110-33

TM 9-2350-311-34-110-2 COOLANT HEATER — CONTINUEDa. Assembly — Continued33 Install three leads (27, 28, and 29) and five screws (26).34 Position recep

TM 9-2350-311-34-1NOTEFOLLOW-ON MAINTENANCE:Install engine coolant heater(TM 9-2350-311-20-1)10-35

TM 9-2350-311-34-110-3 BLOWER MOTOR ASSEMBLYThis task covers:a. Removalb. InstallationGeneral mechanic’s tool kit (item 14, Appx C)a. Removal1 Loosen

TM 9-2350-311 -34-1APPENDIX AREFERENCESGENERALThis appendix provides a list of regulations, pamphlets, forms, manuals, bulletins, and circulars refere

TM 9-2350-311-34-1A-1 ARMY REGULATIONSAccident Reporting and Records . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TM 9-2350-311-34-1Operator’s Manual: Howitzer, Self-Propelled: 155MM, M109A2 (2350-01 -031 -0686),M109A3 (2350-01 -031 -8851), M109A4 (2350-01-277-577

TM 9-2350-311-34-1WARNINGRADIOACTIVE MATERIAL(S) TRITIUM (HYDROGEN-3) GASHandle with care. In the event the radioluminous source is broken, cracked, o

1-16

TM 9-2350-311-34-1A-7 TECHNICAL MANUALS — CONTINUEDDirect Support and General Support Maintenance Manual: Generator, EngineAccessory, AC, Prestolite M

B-1TM 9-2350-311-34-1APPENDIX BEXPENDABLE AND DURABLE ITEMS LISTGeneralThis appendix lists expendable supplies and materials you will need to maintain

TM 9-2350-311-34-1 SECTION I. INTRODUCTIONB-1 SCOPEThis appendix lists expendable and durable items needed to maintain the M109A2/M109A3/M109A4/M109A

TM 9-2350-311-34-1 SECTION Il. EXPENDABLE AND DURABLE ITEMS LIST(1)ITEMNO.12345678910111213(2)LEVEL(3)NATIONAL STOCK NUMBER6810-00-184-47968040-00-66

TM 9-2350-311-34-1 (1)(2)(3)(4) (5)ITEMNO.LEVELNATIONAL STOCK NUMBERDESCRIPTIONU/M148010-01-309-0328Primer, epoxy coating (CARC), compo-KTnent A, 1

CONTENTSTM 9-2350-311-34-1APPENDIX CTOOL IDENTIFICATION LISTGENERALThis appendix lists tools and equipment you will need to maintain the M109A2/M109A3

TM 9-2350-311-34-1 C-1 EXPLANATION OF COLUMNSa. Column (1) — ITEM NO.This number is assigned to the entry in the listing and is referenced in the ini

TM 9-2350-311-34-1 C-2 TOOL IDENTIFICATION LIST(1)(2)(3) (4) (5)ITEMNOMENCLATURENATIONAL STOCKPNREFERENCENO.NUMBER1Adapter4730-00-266-0541 MS39158-7TM

FIGURE NOITEM NO. NOMENCLATURETM 9-2350-311-34-1APPENDIX DILLUSTRATED LIST OF MANUFACTURED ITEMSGENERALThis appendix includes complete instructions

TM 9-2350-311-34-11-17/(1-18 blank)

D-2TM 9-2350-311-34-1 ITEM 1 FAN DRIVE FABRICATED BRACKETMaterial0.75- by 0.080-in. (19.1-by 2.03-mm) steelFabricate bracket from steel according to s

TM 9-2350-311-34-1 ITEM 2 FINAL DRIVE FABRICATED STANDMaterialOld sprocket hub (NSN 2520-00-066-0239; PN 19207)0.125- by 2.5-in. (3.2-by 64-mm) flat s

Stitch withD-4TM 9-2350-311-34-1 ITEM 3 FABRICATED PADMaterial0.5-in. (13-mm) thick thermal glass fiber felt insulation (type II; MIL-I-16411)Glass cl

TM 9-2350-311-34-1 ITEM 4 FABRICATED REMOVAL/INSTALLATION TOOLMaterial0.125- by 0.69-in. (3.2-by 17.5-mm) steelFabricate removal/installation tool f

PAGETM 9-2350-311-34-1 APPENDIX ETORQUE LIMITSGENERALThis appendix provides general wet torque limits for screws used on the M109A2/M109A3/M109A4/M109

TM 9-2350-311-34-1 E-1 TORQUE LIMITSTable E-1 lists wet torque limits. Wet torque limits are used on screws with high-pressure lubricants applied to

TM 9-2350-311-34-1TABLE E-1 TORQUE LIMITS FOR WET FASTENERSSIZETORQUESAE CAP SCREW HEAD SAE GRADE SAE GRADE SAE GRADE SAE GRADEMARKINGSNO. 1 OR 2 NO.

NOTETM 9-2350-311-34-1 E-3 TIGHTENING METAL FASTENERSWhen torquing fastener, select torque wrench with range (Table E-2) that fits required torque val

TM 9-2350-311-34-1 E-5 FASTENER GRADEIn addition to thread type classification, threaded fasteners are also classified by material. The most familiar

TM 9-2350-311-34-1APPENDIX FMANDATORY REPLACEMENT PARTSGENERALThis appendix provides a cross-reference list of mandatory replacement parts and is incl

TM 9-2350311-34-1F-1 EXPLANATION OF COLUMNSa. Column (1) — ITEM NO.This number is assigned to the entry in the listing for cross-referencing to the pa

TM 9-2350-311-34-1F-2 MANDATORY REPLACEMENT PARTS LIST(1) ITEM NO.2345678910111213141516171819202122232425262728293031323334353637403940(2)PNM83248-1-

TM 9-2350-311-34-1F-2 MANDATORY REPLACEMENT PARTS LIST — CONTINUED(1)ITEM NO.4142434445464748495051525354555657585960616263646566676869707172737475767

TM 9-2350-311-34-13281(1)ITEM NO.82838485868788PNDESCRIPTION6220-21Lockwasher703349 Gasket7718488 Gasket7962191Seal8712442Gasket8712448Gasket900010-32

PAGEINDEX-1TM 9-2350-311-34-1 INDEXCONTENTSAAircleaner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

CONTENTSPAGEEINDEX-2 TM 9-2350-311-34-1 Driver’sDriver’sbulkhead-to-masterbulkhead-to-masterDurable items. . . . .. . . . . . .D — CONTINUEDrelay wiri

INDEX-36-131-55-20. . . . . 9-1. . . . C-1. 10-1TM 9-2350-311-34-1 CONTENTSPAGEPads .RepairStrapsLower.Upper.5-20. . . . . . . . . . . . . . . . . .

TM 9-2350-311-34-1CHAPTER 2GENERAL HULL MAINTENANCEGENERALThis chapter provides information and instructions needed to keep hull equipment and compone

CONTENTSMNINDEX-4TM 9-2350-311-34-1 PAGEMaintenance forms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PAGERINDEX-5CONTENTSTM 9-2350-311-34-1 Records, maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PAGEINDEX-6TM 9-2350-311-34-1 CONTENTST — CONTINUEDPersonnel ventilation blower... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TM 9-2350-311-34-1SECTION 1. REPAIR PARTS, SPECIAL TOOLS, TMDE, AND SUPPORT EQUIPMENT2-1 GENERAL “Tools, equipment, and repair parts will be issued to

Milton H. Hamilton MILTON H. HAMILTONBy Order of the Secretary of the Army:Official:GORDON R. SULLIVANGeneral, United States ArmyChief of StaffAdmi

TM 9-2350-311-34-1During disassembly, tag critical parts such as shims, bearings, and electrical wiring harnesses and leads to make as-sembly procedur

PIN: 061100-000—

This fine document...Was brought to you by me: Liberated Manuals -- free army and government manualsWhy do I do it? I am tired of sleazy CD-ROM sell

TM 9-2350-311-34-12-8 REMOVING BURRS, SCRATCHES, AND RAISED METAL —CONTINUEDUse a fine-mill file, sharpening stone (items 9 and 23, Appx C), or abrasi

TM 9-2350-311-34-1TABLE 2-1 THREAD INSERTS: DRILL SIZE AND DEPTHTHREAD INSERTREMOVAL DRILLINTERNALEXTERNALTAP DRILL COUNTERSINKTHREAD THREADDIAMETERDI

TM 9-2350-311-34-12-13 CLEANING — CONTINUEDa. Cleaning of Materiel Received from StorageWARNING●●Breathing vapor form decreasing solutions can cause h

TM 9-2350-311-34-12-14 PAINTINGRefer to TM 9-2330-311-20-1 for painting instructions.2-15 LUBRICATIONRefer to TM 9-2350-311-10 and TM 9-2330-311-20-1

TM 9-2350-311-34-16. Further information:a. Requirements for safe handling and maintenance are located in TM 9-254, GeneralMaintenance Procedures for

TM 9-2350-311-34-1CHAPTER 3TROUBLESHOOTINGGENERALThis chapter provides the necessary information to quickly and accurately determine the cause of equi

TM 9-2350-311-34-13-1 GENERAL TROUBLESHOOTING INSTRUCTIONSThe Quick Guide to Troubleshooting, the master reference table for locating troubleshooting

TM 9-2350-311-34-1ITEMENGINE VIBRATES EXCESSIVELYBLACK EXHAUST SMOKE ISPRESENTWHITE EXHAUST SMOKE ISPRESENTUSES EXCESSIVE OILHAS NO OR LOW OILPRESSURE

TM 9-2350-311-34-13-2 QUICK GUIDE TO TROUBLESHOOTING —CONTINUEDITEMPROBLEMCOOLING SYSTEMENGINE OVERHEATSENGINE COOLING FANS DONOT OPERATE WHEN ENGINEI

TM 9-2350-311-34-1ITEMPROBLEMSOLUTION OR REFERENCESUSPENSION SYSTEM OIL LEAKS FROM UPPERRemove road wheel and road wheel armSPINDLE HOUSINGfrom vehicl

TM 9-2350-311-34-13-3 TROUBLESHOOTING CHARTa. ENGINEVIBRATES EXCESSIVELYReferencesTM 9-2515-202-34AInspect vibration damper (viscous) for damage.IIs v

TM 9-2350-311-34-1b. TRANSMISSIONVIBRATES EXCESSIVELYReferencesTM 9-2350-234-35Check for loose or damaged transmissiontrunnion caps.Are transmission t

TM 9-2350-311-34-13-3 TROUBLESHOOTING CHART — CONTINUEDC. FLAME HEATER (ENGINE MODEL 7083-7396)NO OR INSUFFICIENT FUEL FLOW THROUGH FLAMEHEATER SOLENO

TM 9-2350-311-34-1d. COOLING SYSTEMENGINE OVERHEATSTM 750-254TM 9-2815-202-34AInspect radiator for leaks (TM 750-254).Does radiator leak? Repair or re

TM 9-2350-311-34-1WARNINGPAINT HAZARDChemical Agent Resistant Coating (CARC) paint contains isocyanate, a constituent that can causerespiratory effect

TM 9-2350-311-34-13-3 TROUBLESHOOTING CHART — CONTINUEDd. COOLING SYSTEMENGINE OVERHEATS — CONTINUEDCONTINUED FROM STEP BInspect cooling fans for dama

TM 9-2350-311-34-1e. PERSONNEL VENTILATION BLOWERINSUFFICIENT AIR CIRCULATION WITH BLOWER ONDisasemble personnel ventilation blower andcheck for seize

TM 9-2350-311-34-13-3 TROUBLESHOOTING CHART — CONTINUEDf.BILGE PUMP(1) PUMP DOES NOT OPERATE WHEN MASTERSWITCH AND BILGE PUMP SWITCH ARE IN ONPOSITION

TM 9-2350-311-34-1f.BILGE PUMP(2) PUMP OPERATES, BUT DOES NOT PUMPSUFFICENT WATERRemove bilge pump from vehicle and check forclogged inlet screen (par

TM 9-2350-311 -34-13-3 TROUBLESHOOTING CHART — CONTINUEDf.BILGE PUMP(2) PUMP OPERATES, BUT DOES NOT PUMPSUFFICIENT WATER — CONTINUEDCONTINUED FROM STE

TM 9-2350-311-34-1g. ELECTRICAL SYSTEMELECTRICAL COMPONENTS INOPERATIVE,DEFECTIVE RECTIFIERToolsMultimeter (item 16, Appx C)NOTERectifier repair infor

TM 9-2350-311-34-1CHAPTER 4SEPARATION AND ASSEMBLY OF POWERPLANT COMPONENTSGENERALThis chapter describes and illustrates procedures for separating the

TM 9-2350-311-34-14-1 SHIPPING AND STORAGE CONTAINERS AND ENGINE PARTS AND ACCESSORIES LISTNOTEEngine assembly, transmission assembly, and transfer as

TM 9-2350-311-34-1TRANSMISSION ASSEMBLY WITHTRANSFER ASSEMBLY WITHSHIPPING AND STORAGE CONTAINERSHIPPING AND STORAGE CONTAINERThe following engine par

TM 9-2350-311-34-1WARNINGDRY-CLEANING SOLVENT HAZARDDry=cleaning solvent (P-D-680) is toxic and flammable. Wear protective goggles and gloves and useo

WARNINGTM 9-2350-311-34-14-2 REMOVAL AND INSTALLATION OF ENGINE- AND TRANSMISSION-RELATEDCOMPONENTSThis task covers:a. Removalb. InstallationGeneral m

TM 9-2350-311-34-14-5

TM 9-2350-311-34-14-2 REMOVAL AND INSTALLATION OF ENGINE- AND TRANSMISSION-RELATEDCOMPONENTS — CONTINUEDa. Removal — Continued7 Remove screw (15), fla

TM 9-2350-311-34-14-7

TM 9-2350-311-34-14-2 REMOVAL AND INSTALLATION OF ENGINE- AND TRANSMISSION-RELATEDCOMPONENTS — CONTINUEDa. Removal — Continued20 Remove two adapters (

TM 9-2350-311-34-128 Loosen hose clamp (65).29 Disconnect surge tank-to-coolant main tube hose (66) from coolant main tube (67).30 Loosen two hose cla

WARNINGTM 9-2350-311-34-14-2 REMOVAL AND INSTALLATION OF ENGINE- AND TRANSMISSION-RELATEDCOMPONENTS — CONTINUEDb. Installation123456789101112131415161

TM 9-2350-311-34-14-11

TM 9-2350-311-34-14-2 REMOVAL AND INSTALLATION OF ENGINE- AND TRANSMISSION-RELATEDCOMPONENTS — CONTINUEDb. Installation — Continued1819202122232425262

TM 9-2350-311-34-14-13

TM 9-2350-311-34-1WARNINGELECTRICAL HAZARDEnsure MASTER switch is off when working on hull electrical system to prevent injury due toelectrical shock

TM 9-2350-311-34-14-2 REMOVAL AND INSTALLATION OF ENGINE- AND TRANSMISSION-RELATEDCOMPONENTS — CONTINUEDb. Installation — Continued32 Install new Iock

WARNINGTM 9-2350-311-34-1NOTEFOLLOW-ON MAINTENANCE:Install oil sampling components(TM 9-2350-311-20-1hroud and cooling fan assemblies(TM9-2350-311-20-

CAUTIONTM 9-2350-311-34-14-3 SEPARATION OF ENGINE FROM TRANSMISSION AND TRANSFER ASSEMBLY —CONTINUEDa. Separation — ContinuedUse care to avoid damage

TM9-2350-311-34-13 Remove 14 screws (7), 14 flat washers (8), and 14 Iockwashers (9). Discard Iockwashers.4 Pull engine (10) away from transfer assemb

WARNINGTM 9-2350-311-34-14-3 SEPARATION OF ENGINE FROM TRANSMISSION AND TRANSFER ASSEMBLY —CONTINUEDb. AssemblyNever crawl under equipment when perfor

TM9-2350-311-34-1NOTESee illustration below for proper screw lengths.4 Install 14 new Iockwashers (9), 14 flat washers (8), and 14 screws (7).5 Instal

TM 9-2350-311-34-14-4 MASS RING AND COUPLERThis task covers:a. Removalb. Inspection c. InstallationToolsGeneral mechanic’s tool kit (item 14, Appx C)A

TM 9-2350-311-34-13 Coat splined teeth with adhesive-sealant and install coupler (3) and mass ring (2). Check for 0.010-to 0.012-in.(0.25- to 0.30-mm)

TM 9-2350-311 -34-14-5 CRANKSHAFT VIBRATION DAMPERThis task covers: a. Removalb. Disassemblyc. Inspectiond. Assemblye. InstallationToolsTorque wrench

TM 9-2350-311-34-14-6 TRANSMISSION TRUNNION REPLACEMENT CAPSThis task covers:a. Replacement Trunnion Cap Preparationb. Replacement Trunnion Cap Instal

TM 9-2350-311-34-1WARNINGROTATION HAZARDProtective fan screens must be installed prior to performing maintenance in the enginecompartment when the eng

TM 9-2350-311-34-14-6 TRANSMISSION TRUNNION REPLACEMENT CAPS — CONTINUEDa. Replacement Trunnion Cap Preparation1234567891011Locate and mark centerline

TM9-2350-311-34-14-25

TM 9-2350-311-34-14-6 TRANSMISSION TRUNNION REPLACEMENT CAPS — CONTINUEDb. Replacement Trunnion Cap Installation1234Aline transmission insert (4) in s

TM 9-2350-311-34-1CHAPTER 5FUEL AND AIR INTAKE SYSTEMSGENERALThis chapter describes and illustrates procedures for disassembly, inspection, repair, as

TM 9-2350-311-34-15-1 ELECTRIC FUEL PUMPSThis task covers:a. Disassembly b. Inspection and Repairc. AssemblyToolsGeneral mechanic’s tool kit (itemMult

WARNINGTM 9-2350-311-34-1a. DisassemblyDo not smoke or use open flame when working on fuel systems. An explosion mayoccur, causing severe injury or de

TM9-2350-311-34-15-1 ELECTRIC FUEL PUMPS — CONTINUEDa. Disassembly — Continued3456789Remove three nuts (7), three Iockwashers(11). Discard Iockwashers

WARNINGTM 9-2350-311-34-110 Pull latch (23) open.11 Separate fuel pump (6) and hanger assembly (21).NOTENo further disassembly of fuel pump is possibl

TM9-2350-311-34-15-1 ELECTRIC FUEL PUMPS —CONTINUEDb. Inspection and Repair — Continued456789101112131415Perform fuel flow test (TM 9-2350-311 -20-1 )

WARNINGTM 9-2350-311-34-1c. AssemblyDo not smoke or use open flame when working on fuel systems. An explosion mayoccur, causing severe injury or death

TECHNICAL MANUALNO. 9-2350-311 -34-1TM 9-2350-311-34-1HEADQUARTERSDEPARTMENT OF THE ARMYWashington D. C., 19 September 1994DIRECT SUPPORT AND GENERAL

TM 9-2350-311-34-15-1 ELECTRIC FUEL PUMPS — CONTINUEDc. Assembly — Continued5678910Install hose (17) and clamp (16) to fuel pump (6).Tighten clamp (16

TM9-2350-311-34-111 Connect shielded electrical cable (4) to cover assembly (5) and install at fuel pump (6).NOTEElbow connector is on left fuel pump

WARNINGTM 9-2350-311-34-15-2 FUEL TANKSThis task covers:a. Removalb. Repairco InstallationPlastic repair kit (for repairs under 1 in. [25.4 mm])Genera

TM 9-2350-311-34-1(e) Detach adapter (1) and fuel hose extension (2) to main fuel line (3) at quick disconnect (4).5-11

TM 9-2350-311-34-15-2 FUEL TANKS — CONTINUED2345678910Remove engine exhaust outlet tube and pipe (6) (TM 9-2350-311 -20-1 ).Remove air cleaner duct an

TM 9-2350-311-34-11112131415Loosen turnbuckle (14) by reaching through filler opening (15).Remove two screws (16), two flat washers (17), and retainin

WARNINGTM 9-2350-311-34-15-2 FUEL TANKS — CONTINUEDb. Repair●●●●●Do not smoke or use open flames when removing tanks. Wear respirator andrubberized pr

TM 9-2350-311-34-16789101112NOTEIf damaged area is near opening in tank, apply backing plate with masking tape andrelease film, rather than using clot

WARNINGTM 9-2350-311-34-15-2 FUEL TANKS — CONTINUEDb. Repair — Continued1314151617181920Remove release film.Repeat this procedure for application of s

WARNINGTM 9-2350-311-34-1● Naphtha is flammable. Do not smoke or allow open flames in areas where naphthais being used to avoid possible explosion or