.
.12 High work-intense protection
Outdoor display LED1 flash 21 times
High work-intense control is activated in the heating mode if the temperature
being sensed by the heat exchanger thermistor exceeds the limit.
Activated when the temperature being sensed by the heat exchanger
rises above 65
ć
twices in 30 minutes.
Ƶ
Faulty electronic expansion valve
Ƶ
Dirty heat exchanger
Ƶ
Faulty heat-exchange sensor
Ƶ
Insufficient gas
* Caution Be sure to turn off power switch before connect or disconnect connector, or
else parts damage may be occurred.
Electrify the machine again and turn it on with the
remote controller, check whether the wind
temperature is below 65
ć
The malfunction is reported
after the machine has run
for some time?
1
ǃ
Check room temperature and
pipe temperature sensor.
2
ǃ
the temperature monitoring circuit
of the indoor mainboard
The indoor unit blows poorly
due to blocked filters or poor
condition of the fan?
1) Clean the filters
2) Reinstall the fan.
Use some tools to measure the pressure of system
ˈ
YES
NO
YES
NO
Service diagnosis
Domestic air conditioner
Conditions
Supposed
Causes
Troubleshooting
Method of
malfunction detection
Malfunction detection
conditions
Содержание 2U14CS4ERA
Страница 10: ... Pinping diagrams Domestic air conditioner 4ˊPinping diagrams 8 ...
Страница 11: ... Operation range Domestic air conditioner 5ˊOperation range 9 ...
Страница 15: ...PCB 2 CN1 CN5 CN6 CN7 CN10 CN11 CN8 CN9 CN2 CN3 CN4 Domestic air conditioner Wiring diagram ...
Страница 16: ...0 Wiring diagram Domestic air conditioner ...
Страница 35: ...WARNING CAUTION Installations Domestic air conditioner 33 ...
Страница 36: ...Installations Domestic air conditioner 34 ...
Страница 37: ...Installations Domestic air conditioner 35 ...
Страница 38: ...Installations Domestic air conditioner 36 ...
Страница 39: ...Installations Domestic air conditioner 37 ...
Страница 40: ...Installations Domestic air conditioner 38 ...
Страница 41: ...Installations Domestic air conditioner 39 ...
Страница 85: ...1 Removal Procedure 1 Domestic Air Conditioner p ...
Страница 86: ...Loosen the top panel screws 1 2 Lift the top panel Removal Procedure 2 Domestic Air Conditioner ...
Страница 87: ...Loosen the screws and pull the panel Removal Procedure 3 Domestic Air Conditioner ...
Страница 89: ...Removal Procedure 5 Domestic Air Conditioner 2 ...
Страница 90: ...Removal Procedure 6 Domestic Air Conditioner 3 ...
Страница 91: ...2 Loosen the fixing screws and remove the motor Removal Procedure 7 Domestic Air Conditioner ...
Страница 92: ...Removal Procedure 8 Domestic Air Conditioner 4 F M P B ...
Страница 93: ...and remove the reactor Loosen the screw Removal Procedure 9 Domestic Air Conditioner ...
Страница 94: ...Loosen the marked screws and pull out the backgurd Removal Procedure 10 Domestic Air Conditioner 5 C H E 1 ...
Страница 96: ...4 Remove the compre ssor and pipe assay 5 Remove the conden ser Removal Procedure 12 Domestic Air Conditioner ...