Lennox CLIMATIC 60 User Manual page 82

COMMUNICATION
ALARM 111, 112, 211, 212:
DISCHARGE TEMPERATURE COMPRESSOR, OVERHEATING
Description
The CLIMATIC™ 60 has detected an overheating discharge temperature on the compressor.
• Alarm 111: overheating discharge temperature on circuit 1 – compressor 1,
• Alarm 112: overheating discharge temperature on circuit 1 – compressor 2,
• Alarm 211: overheating discharge temperature on circuit 2 – compressor 1,
• Alarm 212: overheating discharge temperature on circuit 2 – compressor 2.
Action
Immediate shut down of the compressor. The alarm is signalling.
Reset
Once the discharge temperature has reached a permitted operating range for 2 minutes, the alarm is automatically deleted. Up to 6
trips can occur during a day and are saved in the alarm history. The fi ve fi rst trips don't give the alarm alert except if a trip is still present
during 1 hour, and are automatically reset every day at 6 am. The sixth trip activates the fault report and must be manually reset.
Possible cause(s)
• Problem of refrigerant capacity,
• Compressor damage.
Remedies
• Check the frigorifi c operating,
• Replace the compressor.
ALARM 114, 214:
COMPRESSOR, ELECTRICAL FAILURE
Description
The thermal magnetic circuit breaker protection or the thermal motor protection of the compressor has tripped.
• Alarm 114: thermal magnetic circuit breaker open on circuit 1,
• Alarm 214: thermal magnetic circuit breaker open on circuit 2.
Action
Immediate shut down of the complete circuit. The alarm is signalling.
Reset
The alarm is manually reset.
Possible cause(s)
• Problem with wiring connection,
• Circuit breaker wrongly adjusted,
• Compressor damage.
Remedies
• Check the wiring connection,
• Adjust the circuit breaker,
• Replace the compressor.
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CL60-AC CHILLER-IOM-1011-E