Fujitsu ACG14UIA-LL Manuale operativo - Pagina 14

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TROUBLESHOOTING

CHECK ONCE

Does not operate at all:

Poor cooling (or heating*)

performance:

If the problem persists after performing these checks, or if you notice burning smells, stop operation immediately, turn off electric

breaker, and consult with authorized service personnel.

En-14

Symptom

Has the circuit breaker been turned off?

●

Has there been a power failure?

●

Has a fuse blown out, or a circuit breaker been tripped?

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Is the timer operating?

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Is the air ﬁ lter dirty?

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Are the air conditioner's intake grille or outlet port blocked?

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Did you adjust the room temperature settings (thermostat) cor-

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rectly?

Is there a window or door open?

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In the case of cooling operation, is a window allowing bright sun-

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light to enter? (Close the curtains.)

In the case of cooling operation, are there heating apparatus and

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computers inside the room, or are there too many people in the

room?

Is the unit set for QUIET operation?

●

Problem

See Page

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