TM 5-2410-241-23-3
0286
Table 1. Arctic Kit Troubleshooting Procedures for the D7R Dozer - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. ARCTIC HEATER DOES NOT
Resistance Less Than Specified
3. Using digital multimeter,
TURN ON CONTINUED.
Value - Replace platform wiring
test for continuity between
harness connector XY-C4
harness (WP 0209).
terminal B and machine
Resistance More Than Specified
ground.
Value - Replace cab wiring harness
Resistance should be less than
5 Ohms.
Test 6 - Test Arctic Heater
Signal Circuit.
1. Turn ignition switch and
battery disconnect switch to
the OFF position (TM 5-
2410-241-10).
2. Disconnect harness con-
nector YY-C1 (WP 0018,
FIgure 127) from harness
connector XY-C4 (WP
0018, Figure 128).
3. Disconnect harness con-
nector XX-C1 (WP 0018,
Figure 129) from harness
connector XY-C3 (WP
0018, Figure 130).
Resistance Less Than Specified
4. Using digital multimeter,
Value - Proceed to next step.
test for continuity between
harness connector XY-C4
Resistance More Than Specified
(WP 0018, Figure 128) Ter-
Value - Replace platform wiring
minal C and harness con-
harness (WP 0209).
nector XY-C3 (WP 0018,
(Figure 130) terminal C.
Resistance should be less than
5 Ohms.
5. Disconnect harness con-
nector XX-C2 WP 0018,
Figure 120) from arctic
heater switch (WP 0018,
FIgure 119) (WP 0290).
0286-7