M1090/M1094 DUMP BODY DOES NOT LOWER

TM 9-2320-366-20-2

e144. M1090/M1094 DUMP BODY DOES NOT LOWER

INITIAL SETUP

Equipment Condition

Tools and Special Tools

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

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

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

Personnel Required

Multimeter, Digital (Item 22, Appendix C)

(2)

Goggles, Industrial (Item 15, Appendix C)

Sling, Cargo (Item 31, Appendix C)

References

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

TM 9-4910-571-12&P

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)

NOTE

Perform Electrical System Troubleshooting

e1. Circuit Breaker Does Not Operate on

circuit breaker CB50 prior to beginning

this task.

START

WARNING

CAUTION

Read WARNING and

CAUTION on

KNOWN INFO

TEST OPTIONS

following page.

Voltage Test or

Hydraulic oil level OK.

STE/ICE-R Test #89

PTO OK.

Is 24 VDC present at

REASON FOR QUESTION

Circuit breaker CB50 OK.

connector L9 socket 1?

This question eliminates

POSSIBLE PROBLEMS

possible problems and

determines where

Faulty dump body hydraulic

troubleshooting continues.

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

YES

Go to step 5 of this fault.

power cable assembly.

Faulty dashboard cable

assembly.

2-1492

Change 2