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Service Diagnosis
8.4.9 Overheat Protection For Exhaust Temperature
outdoor display
LED1
flash 8 times
Method of
The exhaust temperature control is checked with the temperature being detected
Malfunction
by the exhaust pipe thermistor
Detection
Malfunction
when the compressor discharge temperature is above 110
ć
Decision
Conditions
Supposed
Ŷ
Electronic expansion valve defective
Causes
Ŷ
Faulty thermistor
Ŷ
Faulty PCB
Troubleshooting
* 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,
then measure the temperature at the exhaust temperature sensor of
the compressor on the outdoor unit
the
temperature
exceeds
110
ć
shortly
after
the
machine starts up?
1) The cryogen may have been leaked during
installation, or there may be leakage in the piping
system.
2) There may be other causes to make the exhaust
temperature too high.
Malfunctions occur after running for some time even
though the measured temperature is below 110
ć
. Pull
out the exhaust sensor and measure its resistance at
standard
temperatures
according
to
the
resistance-temperature table
the
results
deviate
much?
The sensor is damaged. Replace the sensor
with a new one.
The outdoor mainboard is damaged and needs be
replaced
YES
NO
NO
YES
75
Domestic Air Conditioner
YJHJZH018BARRAFX
-SM
Содержание YJHJXH018BARR-FX
Страница 41: ...39 YJHJZH018BARRAFX SM ...
Страница 54: ...WARNING CAUTION Installation Domestic air conditioner 52 Safety Precautions YJHJZH018BARRAFX SM ...
Страница 55: ...Installation Domestic Air Conditioner 53 Safety Precautions YJHJZH018BARRAFX SM ...
Страница 57: ...Installation 55 Domestic Air Conditioner Safety Precautions YJHJZH018BARRAFX SM ...
Страница 58: ...Installation Domestic Air Conditioner 56 Read Before Installation YJHJZH018BARRAFX SM ...
Страница 59: ...Installation Domestic Air Conditioner 57 Read Before Installation YJHJZH018BARRAFX SM ...
Страница 60: ...Installation Domestic Air Conditioner 58 Read Before Installation YJHJZH018BARRAFX SM ...
Страница 63: ...Installation Domestic Air Conditioner 61 Installation Procedure Air Tightness Test YJHJZH018BARRAFX SM ...
Страница 64: ... e g 1U18EN2ERA Installation Domestic air conditioner 62 YJHJZH018BARRAFX SM ...
Страница 82: ...Removal Procedure Removal of indoorunit 80 Domestic Air Conditioner YJHJZH018BARRAFX SM ...
Страница 83: ...81 Domestic Air Condiioner YJHJZH018BARRAFX SM ...
Страница 85: ...three two Removal Procedure HOOKS 83 Domestic Air Conditioner YJHJZH018BARRAFX SM ...
Страница 86: ...flap flap flap flap Removal Procedure 84 Domestic Air Conditioner YJHJZH018BARRAFX SM ...
Страница 87: ...Removal Procedure 85 Domestic Air Conditioner YJHJZH018BARRAFX SM ...
Страница 88: ...Removal Procedure 86 Domestic Air Conditioner YJHJZH018BARRAFX SM ...
Страница 89: ...Removal Procedure 87 Domestic Air Conditioner YJHJZH018BARRAFX SM ...
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Страница 93: ...Removal Procedure 91 Domestic Air Conditioner YJHJZH018BARRAFX SM ...
Страница 104: ...102 Domestic air conditioner Removal of procedure s t n i o P e r u d e c o r P p e t S 2 YJHJZH018BARRAFX SM ...
Страница 105: ...103 Domestic air conditioner Removal of procedure s t n i o P e r u d e c o r P p e t S 3 YJHJZH018BARRAFX SM ...
Страница 112: ...The end Sincere Forever YJHJZH018BARRAFX SM ...