TM-9-2320-366-20-2

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 2 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-366-20-2 - Page 678 of 1632

1.

WARNING

CAUTION

Read WARNING and

CAUTION on

following page.

TEST OPTIONS

REASON FOR QUESTION

YES

NO

Go to step 5 of this fault.

e144. M1090/M1094 DUMP BODY DOES NOT LOWER

KNOWN INFO

Voltage Test or

STE/ICE-R Test #89

Is 24 VDC present at

connector L9 socket 1?

INITIAL SETUP

Equipment Condition

Engine shut down (TM 9-2320-366-10-1).

Personnel Required

(2)

References

TM 9-4910-571-12&P

This question eliminates

possible problems and

determines where

troubleshooting continues.

Tools and Special Tools

Tool Kit, Genl Mech (Item 46, Appendix C)

STE/ICE-R (Item 41, Appendix C)

Multimeter, Digital (Item 22, Appendix C)

Goggles, Industrial (Item 15, Appendix C)

Sling, Cargo (Item 31, Appendix C)

Lifting Bracket, Dump Body (2) (Item E-24, Appendix E)

Wrench, Torque, 0-200 lb-in. (Item 59, Appendix C)

Socket Set, Socket Wrench (Item 34, Appendix C)

Materials/Parts

Wire, Elec, 50 ft (Item 71, Appendix D)

TM 9-2320-366-20-2

POSSIBLE PROBLEMS

Faulty dump body hydraulic

system.

Faulty solenoid valve.

Faulty DUMP BED UP/DOWN

switch.

Faulty auxiliary panel cable

assembly.

Faulty M1090/M1094 dump

cable assembly.

Faulty M1090/M1094 dump

power cable assembly.

Faulty dashboard cable

assembly.

Hydraulic oil level OK.

PTO OK.

Circuit breaker CB50 OK.

2-1492

Change 2

START

NOTE

Perform Electrical System Troubleshooting

e1. Circuit Breaker Does Not Operate on

circuit breaker CB50 prior to beginning

this task.