power cover safety interlock will be inoperative and warn that high voltage will be present if
d. Test shore power receptacle cover interlock switches and indicator lights as follows:
(1) Close shore power receptacle circuit breakers.
(3) Ensure indicating lights are illuminated.
(4) Open shore power receptacle access cover; receptacle circuit breaker should trip
and indicating light should extinguish.
(5) Use an approved potential difference tester (see 220.127.116.11) and ensure it is in proper
operating condition by checking the tester on a known energized source before testing shore
power receptacle terminals.
(6) Test shore power receptacle with the tester to ensure it has been de-energized.
(7) Close shore power receptacle access cover.
(8) Open shore power receptacle circuit breakers.
(9) Remove "CAUTION" tags and attach "DANGER" tags to shore power circuit
breakers in accordance with tag out procedures.
Connections are to be made from the ship's electric bus toward the shore
power receptacle. When distance from ship's electric bus to the shore
power receptacle requires splicing of two or more cables, splicing should
be completed prior to making any ship or shore power receptacle
a. Use an approved potential difference tester and ensure it is in proper operating
condition by testing the meter on a known energized source before testing shore power receptacle
b. Open shore power receptacle access covers.