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Troubleshooting
Please carry out the following checks before making a service call.
The air conditioner does not work at all
Has the timer been set
Has the power switch
in the "On" position?
been furned off?
Insufficient cold air or warm air
Have you set the thermo-
Is the air filter clean?
stat at a suitable
(Not clogged?)
temperature?
Insufficient cold air
Is there any direct sun-
Is there a heat source in
light entering the room?
the room?
If the air conditioner does not operate properly after you have checked the above points,or
if any doubt still exists after you have consulted page72, or if things happen as shown on
page 73 ,switch off the power and contact your dealer.
Is there a power failure or
a blown fuse?
Did you leave any doors
or windows open?
Are there too many peo-
ple in the room?
Self diagnosis function
The company always strives to provide the clients with more excellent service and install
different judgment systems to display the following abnormal functions (the ones for abn-
ormal lighting and quenching type are illustrated as follows. The values in the table repre-
sents the times for lighting and quenching within 8 seconds.The type is 0.5 second for lig-
hting and 0.5 second for quenching):
1
06
2
6
16
00
1
38
2
37
4
39
5
53
1
42
2
59
35
3
58
5
36
6
05
7
48
4
51
5
47
7
57
60
2
2
RYD012A379
40
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