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38
Installation and Maintenance
Service Manual
17
Defrosting
O N 1 0 s
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0.5s
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mode. Compressor will
operate
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operation.
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18
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protection for
compressor
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DQGEOLQN
3 times
ƶ
ƿ
ƿ
ƶ
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operation, compressor will
stop
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operation.
1. Wiring terminal OVC-COMP
is loosened. In normal state,
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19
IPM protection
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5 times
ƶ
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ƶ
Ƶ
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will
stop
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WKH
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operation.
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analysis (IPM protection, loss
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20
3)&
protection
HC
2))6
DQGEOLQN
6 times
ƶ
Ƶ
ƿ
ƿ
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will
stop
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'XULQJKHDWLQJRSHUDWLRQ
WKH
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operation.
5 H I H U W R W K H P D O I X Q F W L R Q
analysis
21
Decrease
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WRKLJK
WHPSHUDWXUH
resistant
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operation
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10 times
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All loads operate normally,
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compressor is decreased
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22
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XS
LC
2))6
DQGEOLQN
11 times
ƶ
ƿ
ƶ
ƿ
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will
stop
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WKH
FRPSOHWHXQLWZLOOVWRS
operation.
5 H I H U W R W K H P D O I X Q F W L R Q
analysis
23
0DOIXQFWLRQRI
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detection
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compressor
U1
2))6
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13 times
ƶ
ƿ
Ƶ
ƶ
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will
stop
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WKH
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