TM
55-1730-229-12
AC
320A0-OMM-000
TO
35C2-3-473-1
TM
1730-12/1
Table 4-2.
Organizational Troubleshooting (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
(continued)
43.
Step 5.
Test dc contactor K2 (malfunction 94).
a. Replace contactor if defective (paragraph 4-52), and perform
operational check.
b.
If contactor tests good, continue with step 6.
Step 6.
Check for continuity between X2 of contactor K2 (figure FO-5) and
ground.
a.
If continuity (less than 1 ohm), go to step 8.
If no continuity, do step 7.
b.
Step 7.
Test DC POWER switch 1S12 (malfunction 79).
a.
Replace switch if defective (paragraph 4-104.c), and perform
operational check.
b.
If switch tests good, remove battery charger access cover and
disconnect main harness connector P7 from control panel
connector J7. Check for continuity between the following
points (see FO-5):
Check continuity
If no continuity,
From
To
replace wire no.
K2-X2
P38B20
P7-5L
1S12-6
P38A20
J7-5R
1S12-5
P45A20
1S2-9
Replace any defective wire, and perform operational check.
Step 8.
Disconnect main harness connector P12 from GCU connector J1 (37,
connector P13 from generator connector J1 (5, figure 4-39). Check
4-70
