TM
55-1730-229-12
AG
320A0-OMM-000
TO
35C2-3-473-1
TM
1730-12/1
Table 4-2.
Organizational Troubleshooting (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
(continued)
Step 6.
Open electrical tray access door , and remove battery/charger transfer
relay 3K3 from socket (paragraph 4-36.b). Refer to FO-1 and check
continuity of wire P33H20 (between relay socket pins A3 and D3) and
wire P33J20 (from J18-E to relay socket pin D2).
a. If no continuity, replace wire or notify maintenance
supervisor. Re-install relay 3K3 (paragraph 4-36.c).
b.
If continuity, replace relay 3K3 with new relay (paragraph
c. After replacing wire or relay, reconnect all connectors and
wires, and perform operational check.
CHRG/BAT FAULT INDICATOR LIT (engine running at 100% RPM).
3.
Step 1.
Set DC POWER switch to ON, check DC POWER ON indicator, and set DC
POWER switch to OFF.
a. If DC POWER ON indicator lit, go to step 2.
b.
If indicator did not light, see malfunction 42.
Step 2.
Open electrical trays access door and check that circuit breakers
2CB1 and 2CB2 on upper tray are closed (pushed in).
a.
If circuit breakers are closed, go to step 3.
b.
If either circuit breaker is open, reset by pushing in. If
circuit breaker remains in, go to step 3. If circuit breaker
opens again, shut down engine, disconnect battery, and do
malfunction 81 step 5.c (2CB1) or step 6.c (2CB2).
Step 3.
Shut down engine and disconnect battery. Check for continuity
between terminals of 2CB1, and between terminals of 2CB2.
a.
If continuity checks good, do step 4.
b.
If no continuity, replace circuit breaker 2CB1 or 2CB2
