Lennox CLIMATIC series User Manual page 52

COMMUNICATION
ALARM 056, 059, 080, 081, 082, 083, 084, 085, 086, 087, 088, 089, 141, 142, 143, 144, 241, 242, 243, 244, 341, 342,
343, 344:
PROBE & SENSOR, FAULTY
Description
• The temperature probe or pressure sensor measured by the CLIMATIC or other expansion boards is incorrect. The device may
• be disconnected or in short circuit for 5s.
• Alarm 056: the recovery air fl ow sensor value is incorrect,
• Alarm 059: the outlet recovery air temperature probe value is incorrect,
• Alarm 080: the supply air fl ow sensor value is incorrect,
• Alarm 081: the room air temperature probe value is incorrect,
• Alarm 082: the room air humidity sensor value is incorrect,
• Alarm 083: the outside air temperature probe value is incorrect,
• Alarm 084: the outside air humidity sensor value is incorrect,
• Alarm 085: the supply air temperature probe value is incorrect,
• Alarm 086: the inlet water condenser temperature probe value is incorrect,
• Alarm 087: the outlet water condenser temperature probe value is incorrect,
• Alarm 088: the return air temperature probe value is incorrect,
• Alarm 089: the air quality sensor value is incorrect,
• Alarm 141, 241, 341: the high pressure sensor value on circuit 1, 2 or 3 is incorrect,
• Alarm 142, 242, 342: the low pressure sensor value on circuit 1, 2 or 3 is incorrect,
• Alarm 143, 243, 343: the liquid temperature probe value on circuit 1, 2 or 3 is incorrect,
• Alarm 144, 244, 344: the suction temperature probe value on circuit 1, 2 or 3 is incorrect,
Action
• Alarm 056: immediate shut down of the recovery module. The alarm is signaling,
• Alarm 059: immediate shut down of the recovery module. The alarm is signaling,
• Alarm 080: immediate shut down of the complete unit. The blower still works, The alarm is signaling,
• Alarm 081: immediate shut down of the complete unit. The blower still works, The alarm is signaling,
• Alarm 082: immediate shut down of the complete unit. The blower still works, The alarm is signaling,
• Alarm 083: immediate shut down of the complete unit. The blower still works, The alarm is signaling,
• Alarm 084: immediate shut down of the complete unit. The blower still works, The alarm is signaling,
• Alarm 085: immediate shut down of the complete unit. The blower still works, The alarm is signaling,
• Alarm 086: immediate shut down of all circuit. The alarm is signaling,
• Alarm 087: immediate shut down of all circuit. The alarm is signaling,
• Alarm 089: don't stop the unit. The alarm is signaling,
• Alarm 141, 241, 341:
• Alarm 142, 242, 342:
• Alarm 143, 243, 343:
• Alarm 144, 244, 344:
Reset
Once the data read is coherent for 2 minutes, the alarm is automatically deleted.
Possible cause(s)
• Problem with wiring connection,
• Probe or sensor damaged.
Remedies
• Check the wiring connections,
• Replace the probe or sensor.
• 50 •
immediate shut down of the circuit 1, 2 or 3. The alarm is signaling,
immediate shut down of the circuit 1, 2 or 3. The alarm is signaling,
immediate shut down of the circuit 1, 2 or 3. The alarm is signaling,
immediate shut down of the circuit 1, 2 or 3. The alarm is signaling,
CLIMATIC RT_UNITARY-IOM-1508-E