Troubles And Causes - Lennox COMFORT Instructions D'installation

TROUBLES AND CAUSES

Before you ask for servicing or repairs, Check the following points.
ReCheck
Inoperative
•
The power fuse is blown or the circuit breaker has been tripped.
•
The batteries in the remote controller are exhausted.
•
The timer is set.
Does not cool or heat well.
•
The air inlet or outlet of the outdoor unit is blocked.
•
Doors or windows are open.
•
The air filter is clogged with dust.
•
The louver is not at the correct position.
•
The fan speed is set to low.
•
The temperature setting is too high or too low.
These are not failures
Room air is smelly.
A bad odor comes from the air conditioner.
• Smells impregnated in the wall, carpet, furniture, clothing, or furs, are coming out. A
white mist of chilled air or water is generated from the outdoor unit.
CAUTIONS
If any of the following conditions occur, stop the air conditioner immediately, set to off the
power switch, and contact the dealer:
• The indicator lamps flash rapidly (five times per second), you disconnect the unit with
the power and then connect the unit with the power again after two or three minutes but
the lamps still flash.
• Switch operations are erratic.
• The fuse is blown frequently or the circuit breaker is tripped frequently.
• Foreign matter or water has fallen inside the air conditioner.
• Any other unusual condition is observed.
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