Table 4-2. Unit Troubleshooting-continued -706880216

TM 5-4210-233-14&P-1

Table 4-2.

Unit Troubleshooting-Continued

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

ELECTRICAL SYSTEM-CAB CONTROLS AND INDICATORS-Continued

COMPARTMENT OPEN WARNING LIGHT DOES NOT ILLUMINATE OR FLASH-Continued

Step 5. Check for +12V at circuit breaker #9 on battery accessory buss.

Replace breaker (see para 4-99).

Step 6. Check wiring for continuity.

Replace wire (see para 4-9.4).

WINDSHIELD WIPERS DO NOT OPERATE

(Refer to Electrical Wiring Diagrams, Appendix H, Sheet 1 of 16.)

Step 1. Check motor.

Replace motor (see para 4-111).

Step 2. Check switch.

Replace switch (see para 4-94).

Step 3. Check for +12V at circuit breaker #6 on ignition accessory buss.

Replace breaker (see para 4-99).

Step 4. Check ignition solenoid for proper operation.

Replace solenoid (see para 4-9.4).

Step 5. Check wiring for continuity.

Replace wire (see para 4-9.4).

WINDSHIELD WASHERS DO NOT OPERATE

(Refer to Electrical Wiring Diagrams, Appendix H, Sheet 1 of 16.)

Step 1. Check washer pump motor.

Replace motor (see para 4-109).

Step 2. Check switch.

Replace switch (see para 4-94).

4-87