Lennox CLIMATIC series User Manual page 50

COMMUNICATION
ALARM 061, 062:
CLIMATIC BOARD LINK, FAILURE
Description
The link between the master / slave CLIMATIC boards is faulty.
• Alarm 61: Master CLIMATIC N°1 board disconnected,
• Alarm 62: Slave CLIMATIC board disconnected.
Action
• Swap immediately the unit in stand alone mode.
• The alarm is signalling.
Reset
Once the communication is re-established for 30 s, 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, and the alarm counter is reset every day at 6 am. The sixth trip
activates the fault report and must be manually reset.
Possible cause(s)
• Problem with wiring connection,
• CLIMATIC board power off,
• CLIMATIC board damaged.
Remedies
• Check the wiring connections,
• Check the power of CLIMATIC board,
• Replace the CLIMATIC board.
ALARM 070:
REAL TIME CLOCK BOARD, FAILURE
Description
The real time clock board of the CLIMATIC doesn't work. The battery if out of order or wrongly placed.
Action
The alarm is signalling.
Reset
The alarm is manually reset.
Possible cause(s)
• Battery level too low,
• CLIMATIC board damaged.
Remedies
• Replace the battery (do not dispose of the product in a municipal waste; it
must be disposed of through specialist waste disposal centres),
• Replace the CLIMATIC board.
• 48 • CLIMATIC RT_UNITARY-IOM-1508-E