Symphony C-I-CV43C, Instruction

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WBPEEUI220772A0 PR18 - 1
PR18
Checking Connections
Purpose/Scope
This procedure explains how to check connections.
Parts
None.
Tools
Individual tools cannot be listed due to the numerous connec-
tions involved.
Safety Considerations
Procedure
Check all signal wiring, power and ground connections within
the auxiliary terminal to verify their integrity. When checking
connections, always turn a screw, nut or other fastening device
in the direction to tighten only. If the connection is loose, it will
be tightened. If the connection is tight, the tightening action
will verify that it is secure. There must not be any motion to
loosen the connection.
□
1. Disconnect power from the auxiliary terminal.
□
2. Disconnect power from the operating branch circuits that
power the auxiliary terminal.
□
3. Check and verify that all phase, neutral and grounding
conductor connections on the PEP are secure.
1 hr
WARNING
1. Disconnect power before attempting these procedures. Fail-
ure to do so could result in severe or fatal shock, or equipment
damage.
2. Disconnect the AC line cord or power lines from the operating
branch circuit coming from the source before attempting electri-
cal connections. Instruments powered by AC line voltage consti-
tute a potential for personnel injury due to electric shock.
W1
W2