TM 5-3805-298-23-4
0395
Table 1. Arctic Troubleshooting Procedures - Continued.
0395
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Arctic Heater Does Not
2. Disconnect arctic heater wiring
Turn ON - Continued
harness connector HJ-C2
(WP 0012, Figure 229) from arctic
heater.
3. Using a digital multimeter
Resistance 5.0 Ohms or Less -
(WP 0174), measure resistance
Proceed to step 4.
between rear frame wiring harness
Resistance Greater Than 5.0 Ohms -
connector M-C5 terminal 1
Proceed to Test Step 4.
(WP 0012, Figure 230) and arctic
heater wiring harness connector
HJ-C2 terminal A1 (WP 0012,
Figure 229).
4. Disconnect rear frame wiring
harness connector M-C1
(WP 0012, Figure 57) from lower
cab wiring harness connector C-
C20 (WP 0012, Figure 56).
5. Using digital multimeter
Continuity - Replace rear frame wiring
(WP 0174), test for continuity
harness (WP 0295).
between rear frame wiring harness
Proceed to Test Step 9.
connector M-C1 terminal 31
No Continuity - Proceed to step 6.
(WP 0012, Figure 57) and
machine ground.
6. Using digital multimeter
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
harness (WP 0291).
between lower cab wiring harness
Proceed to Test Step 9.
connector C-C20 terminal 31
No Continuity - Replace arctic heater
(WP 0012, Figure 57) and
machine ground.
Proceed to Test Step 9.
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