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
All Front Flood Lamps Do Not
Work - Continued
Work - Turn flood lamp switch to
OFF position (TM 5-2410-240-10).
Turn battery disconnect switch to
OFF position (TM 5-2410-240-10).
Disconnect blower medium high
relay (WP 0018, Figure 50) from
C-C30 (WP 0018, Figure 27).
Connect C-C72 (WP 0018, Figure
43) on blower medium high relay
(WP 0018, Figure 50).
Install blower medium high relay
on A/C heater assembly.
Close left rear compartment
access door.
Install fuse panel front cover on
machine (TM 5-2410-240-10).
Proceed to Test Step 11.
Test Step 11. Test 608-GN Flood
Lamp Relay #1 Output Circuit
for High Resistance or Open in
Lower Cab Wiring Harness.
1. Disconnect harness connector
HL-C1 (WP 0018, Figure 175)
from harness connector C-
C101 (WP 0018, Figure 46)
(WP 0229).
2. Using digital multimeter, mea-
Resistance Less Than 5.0 Ohms
sure resistance (WP 0283)
- Proceed to Test Step 12.
between C-C101 terminal 28
Resistance 5.0 Ohms or Greater
(WP 0018, Figure 46) and C-
- Replace lower cab wiring
C30 terminal 4 (WP 0018,
harness (WP 0228).
Figure 27).
Verify proper operation of flood
lamps (TM 5-2410-240-10).
Test Step 12. Test 608-GN Flood
Lamp Relay #1 Output Circuit
for High Resistance or Open in
Upper Cab Wiring Harness.
1. Remove LH (outer) front flood
lamp #1 from machine (WP
0256). Disconnect harness
connector HL-C18 (WP 0018,
Figure 177) from LH (outer)
front flood lamp #1.
0021-108