Indoor Unit - Daewoo DSB-092A Service Manual

Note 1)
1
Neither indoor unit nor outdoor unit runs.
Check the following points first. (There are following case in normal operation)
a. Is the timer mode set the "timer ON".
b. Is the timer mode set the "timer-OFF" and the time had passed?
2
Neither outdoor fan nor compressor runs while indoor fan runs.
Check following points first. (There are following cases in normal operation)
a. Is the temperature set point suitable?
b. Has the 3 minutes time guard for compressor operated?
Self-Diagnostic Function
• Error Code •
1
When the compressor do not run.
i) Check the voltage between
(Indoor Unit, Outdoor Unit)
ii) Check connecting wire of indoor unit and outdoor unit.
iii) Check relay RL1 on power P .C.B
2
Check fixing of indoor coil thermistor.
3
Check the GAS LEAKAGE of the pipe.
L Y
and of terminal block.
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