Lennox CLIMATIC 60 User Manual page 74

COMMUNICATION
ALARM 034:
ELECTRICAL BOX, AIR TEMPERATURE TOO HIGH
Description
The air temperature measured by the probe placed in the electrical box is too high. This alarm is managed only on NEOSYS™ units.
Action
If the inside temperature is higher than 62.0°C for at least 5 min, one circuit is stopped.
If the inside temperature is higher than 65.0°C, for at least 5 min, the two circuits are stopped.
The alarm is signalling if one of the two limits is reached.
Unloading 2 circuits
Unloading 1 circuit
Reset
The trip is automatically cleared once the temperature has reached the permitted operating range for 2 min (58.0°C).
Possible cause(s)
• Temperature probe failed,
• Problem with wiring of probe,
• Inside air fan blower not operating,
• Inside air fan thermostat not operating or wrong adjusted.
Remedies
• Replace probe,
• Check the connections of the probe,
• Check the air fan blower,
• Check the air fan thermostat.
• 72 •
58.0 62.0 65.0
Electrical box air temperature (°C)
CL60-AC CHILLER-IOM-1011-E