If malfunction occur, please check the following before maintenance:
protection.
Troubles
The air conditioner doesn't start.
Although it was set to COOL
mode, there is no cool wind.
Although it was set the DRY
mode, there is no cool wind.
The LED displays" ".
The LED displays" ".
Possible Causes
The power supply is not connected well
The power plug is not inserted tightly.
Thereis themalfunction of power plug
orsocket.
The fuseis broken.
1. The room temp. is lower than
the set temp.
2. The evaporator frosts.
1. The evaporator frosts.
1
.
Low voltage over current
The water tank gets full.
Solutions
1. Insert the powerplug tightly.
2. Replace the powerplug orsocket.
3. Ask for the maintenance man to
replace the fuse.
1. Thisis the normalphenomenon.
2. Unit is running
indefrosting operation,
it will resume running inoriginal
operationafter defrosting.
1
. Unit is running indefrosting operation,
it will resumerunningin original
operation afterdefrosting.
Cut off power supply, after 10
minutes, turn on theunit, if " "
still be displays, please inform the
maintenance manto maintain.
1 Pour outwaterin thetank
2 If the malfunction stillexists,
please inform the maintenance
manto maintain.
The LED displays" ".
The LED displays" ".
MALFUNCTION ANALYSIS
- 16 -
Check if indoor room temperature
sensor isconnected properly
Check if the evaporator temperature
is connected properly.
Malfunction of evaporator tem-
perature sensor.
Malfunction of evaporator tem-
perature sensor.
