Troubleshooting; Led Indicator Lights:; Normal Operation And Fault Conditions For Cooling - Acson 5CE 35E Installation Manual

If any malfunction of the air conditioner unit is noted, immediately switch off the power supply to the unit. Check the
following fault conditions and causes for some simple troubleshooting tips.
Fault
1. The compressor does not operate
3 minutes after the air conditioner unit is started.
2. The air conditioner unit does not operate.
3. The air flow is too low.
4. Discharge air flow has bad odor.
5. Condensation on the front air grille of the indoor
unit.
6. Water flowing out from the air conditioner unit.
7. Hissing air flow sound from the air conditioner
unit during operation.
If the fault persists, please call your local dealer / serviceman.
LED INDICATOR LIGHTS: NORMAL OPERATION AND FAULT CONDITIONS FOR COOLING
Event
1. Room Sensor Open or Short
2. Indoor Coil Sensor Open
3. Outdoor Coil Sensor Open
4. Compressor Overload /
Indoor Coil Sensor
Short / Outdoor Coil
Sensor Short
5. Gas Leak
6. Water Pump Fault
7. Outdoor Defrost
8. Outdoor Coil Sensor
Exist (MS model)
9. Hardware Error
(tact switch pin short)
Note:
CDF LED = Cool/Dry/Fan LED, turns on in these modes.
The unit will not detect sensor missing when the compressor is ON.

TROUBLESHOOTING

- Protection against frequent starting. Wait for 3 to 4
- Power failure, or the fuse need to be replaced.
- The power plug is disconnected.
- It is possible that your delay timer has been set
- If the fault persist after all these verifications, please
- The air filter is dirty.
- The doors or windows are open.
- The air suction and discharge are clogged.
- The regulated temperature is not high enough.
- Odors may be caused by cigarettes, smoke particles,
- This is caused by air humidity after an extended long
- The set temperature is too low, increase the temperature
- Switch off unit and call dealer.
- Refrigerant fluid flowing into the evaporator coil.
PWR LED Timer LED
Blink 1 time -
Blink 2 times -
Blink 3 times -
Blink 1 time
Blink 3 times
Blink 2 times
-
Blink 5 times
Blink 6 times
1-16
Causes / Action
minutes for the compressor to start operating.
incorrectly.
contact the air conditioner unit installer.
perfume etc. which might have adhered onto the coil.
period of operation.
setting and operate the unit at high fan speed.
Other LEDs
Blink Fan
Blink Dry & Fan
Blink Dry
Blink Cool
Blink Cool & Dry
Blink Cool & Fan
No indication in display
panel (Blink HEAT in SLM3)
EC
Blink COOL & Blink COOL &
SLEEP &
HEAT/SLEEP HEAT/SLEEP
Blink Heat, Cool,
follow by Fan, Dry
Error Code
Blink E1
Blink E2
Blink E3
Blink E4
Blink E5
Blink E6
-
Blink E7
AP
HEAT &
Blink E8