43
Model No:
AC-S10CK_S10HK
Version 1.0
2. RELATION BETWEEN THE CONDITION OF THE AIR CONDITIONER AND
PRESSURE AND ELECTRIC CURRENT IN COOLING OPERATION
l
Carry out the measurements of pressure, electric current and temperature fifteen
minutes after an operation is started.
Condition of the air conditioner
Lower pressure
High pressure
Electric current during
operation
Insufficient refrigerant
(gas leakage)
Decreased
Decreased
Decreased
Clogged capillary tube or
strainer
Decreased
Decreased
Decreased
Short circuit in the indoor unit
Decreased
Decreased
Decreased
Heat radiation deficiency of the
outdoor unit
Increased
Increased
Increased
Inefficient compression
Increased
Decreased
Decreased
3. DIAGNOSIS METHODS OF A MALFUNCTION OF A COMPRESSOR
Nature of fault
Symptom
Inefficient compressing of
a compressor
F
Electric current during operation becomes approximately
20
%
lower than the normal value.
F
The discharge tube of the compressor becomes abnormally
hot (normally 70 to 90 )
F
The difference between high pressure and low pressure
becomes almost zero.
Locked compressor
F
Electric current reaches a high level abnormally, and the
value exceeds the limit of an ammeter . In some cases, a
breaker turns OFF.
F
The compressor has a humming sound.
Содержание AC-S10CK
Страница 24: ...24 Model No AC S10CK_S10HK Version 1 0 F Cut the cable a 1 5m longer than the pipe length ...
Страница 50: ...50 Model No AC S10CK_S10HK Version 1 0 2 Exploded view of outdoor unit for model AC S10CK ...
Страница 51: ...51 Model No AC S10CK_S10HK Version 1 0 3 Exploded view of outdoor unit for model AC S10HK ...