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MC222 and Condensing Unit
Remote Low Side User Manual
Electrical:
Condensing Unit
Route interconnecting control wire through proper
hole end of condensing unit and plug into the
connection on the control box.
Route power conduit (liquid tight) and wires to the
junction box of the ECC unit. Secure with the proper
type of connector.
Note: The power supply wires must be the correct
size and type per the National Electric Code.
Locate the nameplate on the ECC unit for the Voltage,
Phase, Minimum Circuit Ampacity and Maximum Fuse
Size. Either fuses or HACR type circuit breakers may
be used.
Follow all Local, State and National Codes.
Three Phase Notice: Check voltage between legs
at contactor. If there is a "wild leg" in the three phase
power supply move supply wires at the contactor so
the higher voltage is on L3, which connects to the
compressor motor only.
Connect Cable Here
Head
Plug head's power cord into a nearby 115 volt
electrical outlet.
June 2022
Page 15
Electrical Junction Box
Dataplate Location
Communication Cable
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