Protective Devices; Control Circuit, 24-V; Replacement Parts - Carrier 50TCM Series Installation, Operation And Maintenance Manual

4.8 – Protective Devices
Compressor Protection – Each compressor is internally protected against over temperature.
To reset, manually move the thermostat setting.
Evaporater and Condenser-fan Motor Protection — Each Evaporator and Condenser-fan motor is
internally protected against over temperature.
High and Low-Pressure switches — If either switch trips, it will be automatically reset when fault is cleared.
NOTE
IMPORTANT
After prolonged shutdown or servicing in cold weather, energize the crankcase heaters for 12 hours before starting the
compressors.
4.9 – Control Circuit, 24-V
This control circuit is protected against over-current by a circuit breaker. Breaker can be reset manually if it trips,
determine cause of trouble before resetting.
5.0 – REPLACEMENT PARTS
A complete list of replacement parts may be obtained from any Carrier distributor.
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