SERVICE MANUAL
Model
：
CHM11BPL3
；
17
Issue
2020-5-15
REV
Ref1607S002V0
R
e
v
.
R
e
f
1
1
0
1
S
0
0
4
V
0
Comprssor
doesn
’
t start
Whether the display of
thermoment is normal
Y
N
Change a new
thermoment and test
Whether the display
temperature is higher than
environment
Y
Lower the setting
temperature and test
N
Whether the resistance of
compessor is infinite or 0
Y
Compressor is open
circuit or short
Circuit
N
Whether the starting current is
about 5A
Y
Inner thouble of
compressor
N
Whether PTC starter
resistance between running
jack and starting jack is 16-
50 O
If it is infinite or
0
，
then the starter
is out of work
Y
N
Whether compressor pin is
tight
，
contact is good
Insert again
，
electrify and test
Whether input and output
voltage of main control board
is normal
Main control board
is out of work
Y
N
N
Y
Whether each contact of main
control board is normal
Compressor doesn
’
t start
sometimes because the
temperature in case is between
starting and stop temperature
，
should pay attention when to test
Tighten each contact and test
machine again
C
h
an
ge
a
n
ew
c
om
p
re
ss
or
8-2-2.Poor cooling
Summary of Contents for CHM11BPL3
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