York DHW36CMB21S, Service Manual

Page: 31 / 50

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7. Abnormal Sound and Vibration
Possible causes 'LVFULPLQDWLQJPHWKRGDLUFRQGLWLRQHUVWDWXV 7URXEOHVKRRWLQJ
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sound
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disappear after a few minutes.
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conditioner
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disappear after a few minutes.
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WRJHWKHULQVLGHWKHLQGRRUXQLW
7KHUHVDEQRUPDOVRXQGIURLQGRRUXQLW
5HPRYHIRUHLJQREMHFWV$GMXVWDOOSDUWV
SRVLWLRQRILQGRRUXQLWWLJKWHQVFUHZVDQGVWLFN
damping plaster between connected parts
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WRJHWKHULQVLGHWKHRXWGRRUXQLW
7KHUHVDEQRUPDOVRXQGIURRXWGRRUXQLW
5HPRYHIRUHLJQREMHFWV$GMXVWDOOSDUWV
SRVLWLRQRIRXWGRRUXQLWWLJKWHQVFUHZVDQG
VWLFNGDPSLQJSODVWHUEHWZHHQFRQQHFWHGSDUWV
6KRUWFLUFXLWLQVLGHWKHPDJQHWLF
coil
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electromagnetic sound
Replace magnetic coil
$EQRUPDOVKDNHRIFRPSUHVVRU Outdoor unit gives out abnormal sound
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compressor
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,IDGGWRRPXFKUHIULJHUDQWGXULQJPDLQWHQDQFH
please reduce refrigerant properly. Replace
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6. Air Conditioner is Leaking
Possible causes 'LVFULPLQDWLQJPHWKRGDLUFRQGLWLRQHUVWDWXV 7URXEOHVKRRWLQJ
'UDLQSLSHLVEORFNHG :DWHUOHDNLQJIURPLQGRRUXQLW
(OLPLQDWH WKH IRUHLJQ REMHFWV LQVLGH WKH GUDLQ
pipe
'UDLQSLSHLVEURNHQ :DWHUOHDNLQJIURPGUDLQSLSH
Replace drain pipe
:UDSSLQJLVQRWWLJKW
:DWHUOHDNLQJIURPWKHSLSHFRQQHFWLRQSODFHRI
indoor unit
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5. Compressor Can't Operate
Possible causes 'LVFULPLQDWLQJPHWKRGDLUFRQGLWLRQHUVWDWXV 7URXEOHVKRRWLQJ
:URQJZLUHFRQQHFWLRQRUSRRU
connection
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diagram
Connect wires according to wiring diagram to
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¿UPO\
Capacity of compressor is
damaged
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XQLYHUVDOPHWHUDQG¿QGWKDWWKHFDSDFLW\LVRXWRI
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fan capacitor.
5HSODFHWKHFRPSUHVVRUFDSDFLWRU
Power voltage is a little low or
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YROWDJH7KHYROWDJHLVDOLWWOHKLJKRUORZ
6XJJHVWWRHTXLSZLWKYROWDJHUHJXODWRU
Coil of compressor is burnt out
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EHWZHHQFRPSUHVVRUWHUPLQDOVDQGLWV
Repair or replace compressor
&\OLQGHURIFRPSUHVVRULVEORFNHG&RPSUHVVRUFDQWRSHUDWH Repair or replace compressor
4. ODU Fan Motor Can't Operate
Possible causes 'LVFULPLQDWLQJPHWKRGDLUFRQGLWLRQHUVWDWXV 7URXEOHVKRRWLQJ
:URQJZLUHFRQQHFWLRQRUSRRU
connection
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diagram
Connect wires according to wiring diagram to
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¿UPO\
&DSDFLW\RIWKH2'8IDQPRWRULV
damaged
0HDVXUHWKHFDSDFLW\RIIDQFDSDFLWRUZLWKDQ
XQLYHUVDOPHWHUDQG¿QGWKDWWKHFDSDFLW\LVRXWRI
WKHGHYLDWLRQUDQJHLQGLFDWHGRQWKHQDPHSODWHRI
fan capacitor.
5HSODFHWKHFDSDFLW\RIIDQ
Power voltage is a little low or
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YROWDJH7KHYROWDJHLVDOLWWOHKLJKRUORZ
6XJJHVWWRHTXLSZLWKYROWDJHUHJXODWRU
Motor of outdoor unit is damaged
:KHQXQLWLVRQFRROLQJKHDWLQJSHUIRUPDQFH
is bad and ODU compressor generates a lot of
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