TM 1-1520-238-T-6
9–560
9–268. CONTINUITY – DOES NOT EXIST BETWEEN P5-2 AND P5-1, P5-2 AND P5-3
9–268
Tools:
Nomenclature
Part Number
Tool Kit, Electrical
SC518099CLA06
Repairer’s
Multimeter, Digital
AN/PSM-45
Personnel Required:
68X
Armament/Electrical Systems Repairer
References:
TM 1-1520-238-23
Equipment Conditions:
Ref
Condition
Paragraph 9–149
Pilot circuit breaker panel
accessing completed
WARNING
Turn off power before detaching or
attaching wires and connectors. High
current 28 VDC or 115 VAC is present.
Failure to do so could result in death or
serious injury.
1. Check for open between P5-1 and P5-2.
Does open exist?
YES
Go to step 2.
NO
Go to step 8.
2. Check for open between P5-2 and CB58-1.
Does open exist?
YES
Repair open wire between P5-2
and CB58-1.
Go to paragraph 9–263.
NO
Go to step 3.
3. Check for open between CB58-1 and CB80-1.
Does open exist?
YES
Replace bus bar between CB31
and CB23, and check for foreign
material (TM 1-1520-238-23).
NO
Go to step 4.
4. Check for open between CB80-1 and CB12-1.
Does open exist?
YES
Repair open wire.
Go to paragraph 9–263.
NO
Go to step 5.
5. Check for open between CB12-1 and CB14-1.
Does open exist?
YES
Replace bus bar between CB12
and CB14, and check for foreign
material (TM 1-1520-238-23).
NO
Go to step 6.
6. Check for open between CB14-1 and CB9-1.
Does open exist?
YES
Repair open wire.
Go to paragraph 9–263.
NO
Go to step 7.
7. Check for open between CB9-1 and CB52-1.
Does open exist?
YES
Replace bus bar between CB9
and CB52, and check for foreign
material (TM 1-1520-238-23).
NO
Repair open wire between P5-1
and CB52-1.
Go to paragraph 9–263.
