AC HEATER CONTROL PANEL LIGHTS DO NOT OPERATE

DRAFT

TB 9-2320-364-13&P-1

0016

AC HEATER CONTROL PANEL LIGHTS DO NOT OPERATE

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

INITIAL SETUP:

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Maintenance Level

Materials/Parts

Field Level Maintenance

None

Equipment Condition

Personnel Required

Shut off engine (TM 9-2320-364-10).

One

Parking brake applied (TM 9-2320-364-10).

References

Wheels chocked (TM 9-2320-364-10).

TM 9-2320-364-10

Tools and Special Tools

TM 9-2320-364-20

Multimeter, Digital (Item 2, Appendix F)

Tool Kit, General Mechanic's (Item 9, Appendix F)

START

KNOWN INFO

TEST OPTIONS

None

Visual inspection.

POSSIBLE PROBLEMS

REASON FOR QUESTION

Do the side panel lights

Instrument panel light circuit faulty.

If side panel switch lights do

illuminate?

not operate, instrument

Cab harness wire 1052/optic ribbon light

panel light circuit is faulty.

source power wire faulty.

Optic ribbon light source lamp faulty.

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Optic ribbon light source ground wire faulty.

Optic ribbon connection loose.

Optic ribbon faulty.

Troubleshoot

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Instrument Lights Do

Not Operate

(TM 9-2320-364-20).

YES

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

(0016-1 blank)/0016-2