Lennox CLIMATIC 60 User Manual page 72

COMMUNICATION
ALARM 001:
WATER EVAPORATOR, FLOW SWITCH CUT OFF
Description
The fl ow switch has detected a low water fl ow rate in the evaporator heat exchanger for more than 5 seconds whereas the unit was
enable.
Action
Immediate shut down of the complete unit.
Reset
Once the fl ow has been detected for 2 minutes, the alarm is automatically deleted. Up to 3 trips can occur during a day and are saved
in the alarm history. The two 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 third trip activates the fault report and must be manually reset.
Possible cause(s)
• Problem with the pump control wiring,
• Problem with the fl ow switch wiring,
• Dirty or clogged water fi lter,
• Wrong setting of the fl ow switch.
Remedies
• Check the pump(s) connections,
• Check the fl ow switch connections,
• Clean the water fi lter,
• Check the fl ow switch settings.
ALARM 002:
WATER CONDENSER, FLOW SWITCH CUT OFF
Description
The fl ow switch has detected a low water fl ow rate in the condenser heat exchanger for more than 5 seconds whereas the unit was
enabling.
Action
Immediate shut down of the complete unit.
Reset
Once the fl ow has been detected for 2 minutes, the alarm is automatically deleted. Up to 3 trips can occur during a day and are saved
in the alarm history. The two 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 third trip activates the fault report and must be manually reset.
Possible cause(s)
• Problem with the pump control wiring,
• Problem with the fl ow switch wiring,
• Dirty or clogged water fi lter,
• Wrong setting of the fl ow switch,
Remedies
• Check the pump connections,
• Check the fl ow switch connections,
• Clean the water fi lter,
• Check the fl ow switch settings.
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CL60-AC CHILLER-IOM-1011-E