Fujitsu RDG24LMLA Operating Manual page 14

TROUBLESHOOTING
CHECK ONCE Does not operate at all:
MORE
Poor cooling (or heating*)
performance:
If the problem persists after performing these checks, or if you notice burning smells, stop operation immediately, disconnect the
power supply, 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?
●
Is the timer operating?
●
Is the air fi lter dirty?
●
Are 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?
Is the unit set for QUIET operation?
●
Items to check See Page
—
8 to 10
—
—