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Service diagnosis
Domestic air conditioner
Malfunction
detection
conditions
Supposed
causes
Troubleshooting
Be sure to turn off power switch before connect or disconnect connector, or
else
parts damage may be caused
1.Indoor
temperature
Outdoor
condenser
WHPSHUDWXUH
4
2. Both indoor and outdoor
WHPSHUDWXUH
3. Compressor frequen
F\
Hz
Are above premises are satisfied simultaneously?
Short of refrigerant
The compressor has run continuously for
more than
minutes and the running current
of outdoor unit is between 0.6A and 1.6A
(current of whole outdoor unit)
At cooling or
dehumidification mode
At heating mode
1.Indoor evaporator temperature
indoor ambient
WHPSHUDWXUH
2. Both indoor and outdoor temperature is within
-7
23
.
3. Compressor frequen
F\
Hz
Are above premises are satisfied simultaneously?
Activated when the temp. which being sensed by the room temperature
sensor, is 4
lower than heat-exchanger temp. in cooling or dehumidifying
mode, or heat-exchanger temp. is
lower than room temp. in heating
mode,twice in 30 minutes.
YES
YES
Poor cooling/heating, test system pressure,
pressure is lower than normal value?
YES
NO
Compressor is broken, replace.
Refrigerant lack, rechargeable
vacuum fluoride
53
Содержание AS12GB3HRA
Страница 12: ... Piping diagrams Domestic air conditioner 5ˊPinping diagrams 10 ...
Страница 35: ...Seivice diagnosis Domestic air conditioner 9 Dimensional drawings 10 Center of gravity Unit mm Unit mm ...
Страница 58: ... Circuit diagrams Domestic air conditioner ...
Страница 60: ...Removal of procedure 1 Removal of Air Filter 1 Domestic Air Condition ...
Страница 63: ...Removal of procedure three two HOOKS 4 Domestic Air Condition ...
Страница 64: ...Removal of procedure 3 Removal of horizontal flap flap flap flap flap 5 Domestic Air Condition ...
Страница 65: ...Removal of procedure 4 Removal of Drain pan 6 Domestic Air Condition ...
Страница 66: ...Removal of procedure 5 Removal of vertical blades and swing motor 7 Domestic Air Condition ...
Страница 67: ...Removal of procedure 6 Removal of Electrical Box 8 Domestic Air Condition ...
Страница 68: ...Removal of procedure 7 Removal of Heat Exchanger 9 Domestic Air Condition ...
Страница 69: ...Removal of procedure 10 Domestic Air Condition ...
Страница 70: ...Removal of procedure 8 Removal of Fan Rotor and Motor 11 Domestic Air Condition ...
Страница 71: ...Removal of procedure 12 Domestic Air Condition ...