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
(continued)
47.
b. If DC POWER ON indicator is on, set DC POWER switch off and
do step 4.
Step 2.
Shut down engine and disconnect battery. Check diode 1CR11 (see
malfunction 99).
a. Replace diode if defective (paragraph 4-108.b), and perform
operational check.
b. If diode is good, do step 3.
Step 3.
Check for continuity between P5-19R and P12-E (figure FO-5).
a. If no continuity, replace wire P15A20.
b. If continuity, replace GCU (paragraph 4-54).
c. Perform operational check.
Step 4.
Test dc contactor K2 (malfunction 94).
a. Replace contactor if defective (paragraph 4-52).
b. If contactor tests good, replace GCU (paragraph 4-54).
c. Perform operational check.
DC VOLTAGE FAULT INDICATOR DOES NOT LIGHT WHEN DC AMPS METER READING EXCEEDS
48.
MAXIMUM ALLOWABLE FOR THE CURRENT SELECTOR SWITCH SETTING.
NOTE
Maximum allowable current is:
CURRENT LIMIT
SELECTOR SWITCH
MAXIMUM CURRENT
SETTING
280
200A
700
500A
1000
700A
