En-14
TROUBLESHOOTING
If the problem persists after performing these checks, or if you notice burning smells, or both the ORERATION Indicator Lamp (Fig. 3
5) and the TIMER Indicator Lamp (Fig. 3 6) fl ashes, or only the TIMER Indicator Lamp (Fig. 3 6) fl ashes, immediately stop operation,
disconnect the Power Supply, and consult authorized service personnel.
Symptom Problem
See Page
CHECK ONCE
MORE
Doesn’t operate
at all:
● Is the Power Supply Plug disconnected its outlet?
● Has there been a power failure?
● Has a fuse blown out, or a circuit breaker been tripped?
—
● Is the timer operating?
7 - 8
Poor Cooling per-
formance:
● Is the Air Filter dirty?
● Air the air conditioner’s intake grille or outlet port blocked?
● Did you adjust the room temperature settings (thermostat) correctly?
● Is there a window or door open?
● In the case of Cooling operation, is a window allowing bright sunlight to
enter? (Close the curtains.)
● In the case of Cooling operation, are there heating apparatus and comput-
ers inside the room, or are there too many people in the room?
—
● Is the unit set for SUPER QUIET operation?
5
The unit operates
differently from the
Remote Control
Unit’s setting:
● Are the Remote Control Unit’s batteries dead?
● Are the Remote Control Unit’s batteries loaded properly?
4
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