TM 55-1730-229-12
AG 320A0-OMM-000
TO 35C2-3-473-1
TM 1730-12/1
Organizational Troubleshooting (continued)
Table 4-2.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
81.
(continued)
If no continuity, replace indicated wire or component. If
all continuity checks good, replace battery charger (Para-
graph 4-28).
Step 7.
This step is applicable if the 50 amp output voltages (step 1.1) are
present but out of limits, and the 20 amp output voltage (step 1.j)
is present.
a. Disconnect battery.
Lower control panel (paragraph 4-24.a).
b.
c. Disconnect main harness connector P9 from lower tray
connector J9.
d.
Check battery charger output control switch 3S1 as indicated
in table 4-5.
e. If any continuity check is not normal, replace switch 3S1
f.
If all switch continuity checks good, disconnect main harness
connector P1 from battery charger. Check for continuity
between the following points:
If no continuity,
Check continuity
replace wire no.
From
To
P25A20
P1-A
P9-F
P26A20
P1-B
P9-C
P27A20
P1-C
P9-D
P28A20
P1-D
P9-E
P25B20
3S1-C
J9-F
P26B20
J9-C
3S1-1
P27B20
3S1-2
J9-D
P28B20
J9-E
3S1-3
If no continuity, replace indicated wire. If all continuity
checks good, replace battery charger (paragraph 4-28).
4-111
