TM 5-2410-240-23-1
0021
Table 1. Cab Troubleshooting Without Codes. - Continued.
0021
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
6. Front Flood Lamp(s) Will Not
4. Remove RH (inner) front flood
Work - Continued
lamp #2 from machine (WP
0256). Disconnect harness
connector HL-C22 (WP 0018,
Figure 180) from RH (inner)
front flood lamp #2.
5. Connect RH (outer) front flood
lamp #1 on harness connector
HL-C22 (WP 0018,
Figure 180).
6. Turn battery disconnect switch
to ON position (TM 5-2410-
240-10).
7. Turn flood lamp switch to ON
RH (Inner) Front Flood Lamp #2
position (TM 5-2410-240-10).
Works - Turn flood lamp switch to
Inspect flood lamp.
OFF position (TM 5-2410-240-10).
Turn battery disconnect switch to
OFF position (TM 5-2410-240-10).
Proceed to Test Step 6 to test RH
(inner) front flood lamp #2.
RH (Inner) Front Flood Lamp #2
Does Not Work - Replace upper
cab wiring harness (WP 0229).
Install RH (inner) front flood lamp
#2 and RH (outer) front flood lamp
#1 on machine (WP 0256).
Verify proper operation of flood
lamps (TM 5-2410-240-10).
Test Step 6. Test 608-GN Flood
Lamp Relay # 1 Output Circuit
and 200-BK Ground Circuit
Inside Front Flood Lamp for
High Resistance or Open.
1. Disassemble flood lamp (WP
0256).
2. Using digital multimeter, mea-
Resistance Less Than 0.3 Ohms
sure resistance (WP 0283)
- Proceed to step 3.
between flood lamp terminal 1
Resistance 0.3 Ohms or Greater
and bulb terminal 1 (Figure
- Replace flood lamp (WP 0256).
38).
Verify proper operation of flood
lamps (TM 5-2410-240-10).
0021-102
