Table 5-1. Troubleshooting (Con't)
TEST OR INSPECTION
SHELTER SYSTEM COMPONENTS (Con't)
Do not perform any electrical maintenance or make any electrical connection or disconnection
at the main power receptacle while the generator set engine is running.
a. Connect the primary power cable to the input power receptacle located near the door of the shelter.
b. The cable connector and the receptacles are keyed to ensure proper connection. The leads of the
power cable are color coded as follows:
Phase A - black - Pin 1
Phase B - red - Pin 2
Phase C - green - Pin 3 (marked with blue band)
Neutral - white - Pin 4
Step 4. Inspect main power cable for continuity as follows:
High voltage capable of causing death is utilized in this power circuit. Generator set must be
turned off before making connections.
a. Disconnect power cable from receptacle.
b. Cover receptacle with receptacle cover.
c. Start generator set power source in accordance with the applicable technical manual.
d. Using a suitable test meter, check for continuity across power cable leads. If necessary, repair or
replace defective power cable as described in paragraph 17-2.
Step 5. Inspect main power receptacle for pin damage or faulty wiring as necessary.
If necessary, replace or repair main power receptacle as described in paragraph 18-2.