WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DOES NOT ILLUMINATE

TM 9-2320-366-20-2

f40. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DOES NOT

ILLUMINATE

INITAL SETUP

Personnel Required

Equipment Conditions

(2)

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

Kick panel removed (para 16-3).

References

Tools and Special Tools

TM 9-4910-571-12&P

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

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

Multimeter, Digital (Item 22, Appendix C)

NOTE

Perform Electrical System Troubleshooting

e1. CIRCUIT BREAKER DOES NOT OPERATE

on circuit breakers CB43 and CB79 prior to

beginning this task.

START

WARNING

CAUTION

Read WARNING and

CAUTION on

KNOWN INFO

TEST OPTIONS

following page.

Voltage Test or

12 VDC and 24 VDC circuits

STE/ICE-R Test #89

operate.

Is 24 VDC present at

REASON FOR QUESTION

Circuit breaker CB43 OK.

connector P115 socket 16?

Circuit breaker CB79 OK.

If 24 VDC is not present,

WTEC III dashboard cable

POSSIBLE PROBLEMS

assembly is faulty.

Faulty WTEC III dashboard

cable assembly.

Faulty terminal board TB1.

Faulty WTEC III ECU.

Faulty WTEC III TPSS.

Repair wire 136 from connector

P115 sockets 16 to circuit breaker

YES

CB43 (para 2-45) or replace WTEC III

dashboard cable assembly (para 7-11).

2-1822.12

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