Fujitsu ABU22 Operating Manual - Page 16

Browse online or download pdf Operating Manual for Air Conditioner Fujitsu ABU22. Fujitsu ABU22 18 pages. Floor console/under ceiling dual type, cooling model, indoor/outdoor unit
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Fujitsu ABU22 Operating Manual
TROUBLESHOOTING
Instructions relating to heating (*) are applicable only to "HEAT & COOL MODEL" (Reverse Cycle).
CHECK ONCE
Doesn't operate at all:
MORE
Poor Cooling (or *Heating)
performance:
The unit operates differ-
ently from the remote con-
trol unit's setting:
If the problem persists after performing these checks, or if you notice burning smells, or the TIMER indicator light flashes, stop
operation immediately, disconnect the power supply, and consult with authorized service personnel.
En-16
Symptom
Has there been a power failure?
Has a fuse blown out, or a circuit breaker been tripped?
Is the timer operating?
Is the air filter dirty?
Is the air conditioner's intake grille or outlet port blocked?
Did you adjust the room temperature settings (thermostat) cor-
rectly?
Is there a window or door open?
In the case of Cooling operation, is a window allowing bright sun-
light to enter? (Close the curtains.)
In the case of Cooling operation, are there heating apparatus and
computers inside the room, or are there too many people in the
room?
Are the remote control unit's batteries dead?
Are the remote control unit's batteries loaded properly?
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Items to check
See Page
9 to 10
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