![Carrier 42QSS036R8S [10/12] Applicable to fixed frequency air conditioner only](/img/pdf.png)
Carrier 42QSS036R8S [10/12] Applicable to fixed frequency air conditioner only
![Carrier 42QSS024DS-1 [10/12] Applicable to fixed frequency air conditioner only](/views2/1465131/page10/bga.png)
8
owner’s manual
Table 7-2
Solution
Clean the heat exchanger.
Clean the air filter.
Eliminate all dirties and make air
smooth.
Close doors and windows.
Make curtains in order to shelter from
sunshine.
Reduce heat source.
AC cooling capacity reduces (normal).
Check leakage and rightly recharge
refrigerant.
Symptoms Causes
Unit does not start
Air flowing normally but
completely can't cooling
Units start or stop frequently
Low cooling effect
Low heating effect
Outdoor unit and indoor unit heat
exchanger is dirty.
The air filter is dirty.
Inlet/outlet of indoor/outdoor units is
blocked.
Doors and windows are open
Sunlight directly shine.
Too much heat resource.
Outdoor temp. is too high.
Leakage of refrigerant or lack of
refrigerant.
Use heating device.
Close doors and windows.
Check leakage and rightly recharge
refrigerant.
Outdoor temperature is lower than 7 C
Doors and windows not completely
closed.
Leakage of refrigerant or lack of
refrigerant.
Power failure.
Power switch is off.
Fuse of power switch may have burned.
Batteries of remote controller exhausted
or other problem of controller.
Temperature is not set correctly.
Be in 3 minutes protection of
compressor.
Refrigerant is too little or too much.
Air or no concretingc gas in the
refrigerating circuit.
Compressor is malfunction.
Voltage is too high or too low.
System circuit is blocked.
Wait for the comeback of power.
Switch on the power.
Replace the fuse.
Replace the batterises or check the
controller.
Set the temperature properly.
Wait.
Check leakage, and rightly recharge
refrigerant.
Vacuum and recharge refrigerant.
Maintenance or change compressor.
Install manostat.
Find reasons and solution.
Table 7-1b
MALFU N C TION & PROT EC T ION D EF IN E
D I SPLAY
LED 4LED 3LED 2LED 1
E2
E3
E4
E6
E5
Flas hing at 5HZ Flas hing at 1HZ
DIGITAL TU BE
ALARMDEF.FANTIMER
OPERATION
•• •
•
•
•
•
•
•
E7
E8
•
Pump temperature sensor malfunction
Pipe temperature sensor checking channel
is abnormal
Water-level alarm malfunction
Room temperature sensor checking channel
is abnormal
EEPROM malfunction
Outdoor malfunction
Outdoor TEMP. sensor checking channel is
abnormal
Applicable to fixed-frequency air conditioner only
Light
Содержание
- Middle static pressure duct type 1
- Owner s manual 1
- 2 3 4 5 6 2
- Indoor unit outdoor unit 2
- Indoor unit outdoor unit a b c 2
- Caution 3
- Important safety information 3
- Warning 3
- Parts names 4
- Air conditioner operations and performance 5
- Caution 5
- Hints for economical operation 5
- Maintenance 5
- Power failure 5
- Three minute protection feature 5
- Use the system in the following temperature for safe and effective operation the max operation temperature for the air conditioner cooling heating 5
- Cleaning the air filter on some models 6
- Maintenance after a long stop period 6
- Maintenance before a long stop period 6
- Caution 7
- Following symptoms are not air conditioner troubles 7
- Sptom 4 noise of air conditionerscooling 7
- Symptom 1 the system does not operate 7
- Symptom 2 change into the fan mode during cooling mode 7
- Symptom 3 indoor unit 7
- Symptom 3 indoor unit outdoor unit 7
- Symptom 3 white mist comes out of a unit 7
- Symptom 4 indoor unit 7
- Symptom 4 indoor unit outdoor unit 7
- Symptom 4 outdoor unit 7
- Symptom 5 dust comes out of the unit 7
- Symptom 6 the units can give off odours 7
- Symptom 7 the outdoor unit fan does not spin 7
- Caution 8
- Troubles and causes of air conditioner 8
- Troubleshooting 8
- Applicable to inverter air conditioner only 9
- Air flowing normally but completely can t cooling 10
- Applicable to fixed frequency air conditioner only 10
- Low cooling effect 10
- Low heating effect 10
- Solution 10
- Unit does not start 10
- Units start or stop frequently 10
- No receiving tone sounds from the indoor unit even when the on off button is pressed 11
- Solution 11
- Symptoms causes 11
- The fan speed can not be changed 11
- The indication on the display disappears after a lapse of time 11
- The temp indicator does not come on 11
- The timer on indicator goes off after a lapse of certain time 11
- The wire controller signal is not transmitted even when the on off button is pushed 11
- Troubles and causes of wire controller 11
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