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Totalløsninger i køl og frys
G 315 A++
Chest Freezer
290615
Total solutions in refrigeration and freezing
Service manual
SERVICE MANUAL
Model: G315A++
19
Issue 2014-03-13
Rev.
Ref1102S001V0
8-3. Abnormal phenomena
8-3-1. Compressor doesn’t start
Compressor
doesn
’
t start
Whether lighting
and display system is
normal
Whether the
grade of thermostat is
on 0
Whether the
resistance of compressor is
infinite or 0
Whether the
starting current is
about 5A
Whether PTC starter
抯
resistance between running jack
and starting jack is 16-50 O
Measure whether
two ends of heat protector
is through
Whether the finger
of multimeter swing to 0 quickly
and then swing back slowly
when measuring two
poles of capacitance
Whether
compressor
抯
pin is tight,
contact
is good
Whether input
and output voltage of main
control board is normal
Whether each
contact of main control board
is normal
Tighten each
contact and test machine
again
Y
Trouble of lighting and display system
Adjust the grade according to fact
Compressor is open circuit or short
circuit
Inner trouble of compressor
If it is infinite or 0, then the starter is
out of work.
Heat protector is out of work
Capacitance is out of work
Insert again, electrify and test
Main control board is out of work
Change for a new com
pres
sor
Y
N
N
N
Y
Y
Y
Y
Y
N
Y
Y
Y
N
N
N
N
N
Compressor doesn
’
t start
sometimes because the
temperature in case is
between starting and stop
temperature, should pay
attention when do test
Adjustment of thermostat
Temperature of
environment
>30
℃
1-3 grade
16-30
℃
3-5grade
<16
℃
5-7grad
