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REPLACING THE
CONTACTOR
Series 1 Portable Chillers, TIC Control UGH016/0500
6-16
TROUBLESHOOTING
To replace contactor for the pump or compressor:
Disconnect and lockout power to the chiller.
Open the electrical enclosure and locate
the correct contactor. Refer to the wiring diagrams you
received with your chiller.
Disconnect the wiring from the contactor.
Make sure you label each wire so you can correctly install
the new unit.
Remove the contactor by snapping off
the DIN rail mounting.
Snap in the new contactor.
Reconnect the wiring and reconnect power
to the chiller.
WARNING: Electrical hazard
Before performing any work on this unit, discon-
nect and lock out electrical power sources to
prevent injury from unexpected energization or
startup.
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Always refer th the wiring
diagrams that came with
your chiller to locate specific
electrical components.
Pump contactor
Compressor
contactor