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Gree 1867998 36000 BTU Multi 21+ Series Smart Triple-Zone Mini Split System 12+12+12 with Wall Mount Indoor Unit, 21 SEER, 12.5 EER, Wireless Remote Controller, AHRI Certified, ETL Listed, R410A Refrigerant, Wi-Fi Connection, Timer, I Feel Function

User Manual - Page 37

For 1867998.

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35
Installation and Maintenance
Service Manual
7. Abnormal Sound and Vibration
Possible causes 'LVFULPLQDWLQJPHWKRGDLUFRQGLWLRQHUVWDWXV7URXEOHVKRRWLQJ
:KHQWXUQRQRUWXUQRIIWKHXQLW
WKHSDQHODQGRWKHUSDUWVZLOO
H[SDQGDQGWKHUHVDEQRUPDO
sound
7KHUHVWKHVRXQGRI3$3$
1RUPDOSKHQRPHQRQ$EQRUPDOVRXQGZLOO
disappear after a few minutes.
:KHQWXUQRQRUWXUQRIIWKHXQLW
WKHUHVDEQRUPDOVRXQGGXH
WRÀRZRIUHIULJHUDQWLQVLGHDLU
conditioner
:DWHUUXQQLQJVRXQGFDQEHKHDUG
1RUPDOSKHQRPHQRQ$EQRUPDOVRXQGZLOO
disappear after a few minutes.
)RUHLJQREMHFWVLQVLGHWKHLQGRRU
XQLWRUWKHUHUHSDUWVWRXFKLQJ
WRJHWKHULQVLGHWKHLQGRRUXQLW
7KHUHVDEQRUPDOVRXQGIURLQGRRUXQLW
5HPRYHIRUHLJQREMHFWV$GMXVWDOOSDUWV
SRVLWLRQRILQGRRUXQLWWLJKWHQVFUHZVDQGVWLFN
damping plaster between connected parts
)RUHLJQREMHFWVLQVLGHWKHRXWGRRU
XQLWRUWKHUHUHSDUWVWRXFKLQJ
WRJHWKHULQVLGHWKHRXWGRRUXQLW
7KHUHVDEQRUPDOVRXQGIURRXWGRRUXQLW
5HPRYHIRUHLJQREMHFWV$GMXVWDOOSDUWV
SRVLWLRQRIRXWGRRUXQLWWLJKWHQVFUHZVDQG
VWLFNGDPSLQJSODVWHUEHWZHHQFRQQHFWHGSDUWV
6KRUWFLUFXLWLQVLGHWKHPDJQHWLF
coil
'XULQJKHDWLQJWKHZD\YDOYHKDVDEQRUPDO
electromagnetic sound
Replace magnetic coil
$EQRUPDOVKDNHRIFRPSUHVVRUOutdoor unit gives out abnormal sound
$GMXVWWKHVXSSRUWIRRWPDWRIFRPSUHVVRU
WLJKWHQWKHEROWV
$EQRUPDOVRXQGLQVLGHWKH
compressor
$EQRUPDOVRXQGLQVLGHWKHFRPSUHVVRU
,IDGGWRRPXFKUHIULJHUDQWGXULQJPDLQWHQDQFH
please reduce refrigerant properly. Replace
FRPSUHVVRUIRURWKHUFLUFXPVWDQFHV
6. Air Conditioner is Leaking
Possible causes 'LVFULPLQDWLQJPHWKRGDLUFRQGLWLRQHUVWDWXV7URXEOHVKRRWLQJ
'UDLQSLSHLVEORFNHG:DWHUOHDNLQJIURPLQGRRUXQLW
(OLPLQDWHWKHIRUHLJQREMHFWVLQVLGHWKHGUDLQ
pipe
'UDLQSLSHLVEURNHQ:DWHUOHDNLQJIURPGUDLQSLSHReplace drain pipe
:UDSSLQJLVQRWWLJKW
:DWHUOHDNLQJIURPWKHSLSHFRQQHFWLRQSODFHRI
indoor unit
:UDSLWDJDLQDQGEXQGOHLWWLJKWO\
5. Compressor Can't Operate
Possible causes 'LVFULPLQDWLQJPHWKRGDLUFRQGLWLRQHUVWDWXV7URXEOHVKRRWLQJ
:URQJZLUHFRQQHFWLRQRUSRRU
connection
&KHFNWKHZLULQJVWDWXVDFFRUGLQJWRFLUFXLW
diagram
Connect wires according to wiring diagram to
PDNHVXUHDOOZLULQJWHUPLQDOVDUHFRQQHFWHG
¿UPO\
Capacity of compressor is
damaged
0HDVXUHWKHFDSDFLW\RIIDQFDSDFLWRUZLWKDQ
XQLYHUVDOPHWHUDQG¿QGWKDWWKHFDSDFLW\LVRXWRI
WKHGHYLDWLRQUDQJHLQGLFDWHGRQWKHQDPHSODWHRI
fan capacitor.
5HSODFHWKHFRPSUHVVRUFDSDFLWRU
Power voltage is a little low or
KLJK
8VHXQLYHUVDOPHWHUWRPHDVXUHWKHSRZHUVXSSO\
YROWDJH7KHYROWDJHLVDOLWWOHKLJKRUORZ
6XJJHVWWRHTXLSZLWKYROWDJHUHJXODWRU
Coil of compressor is burnt out
8VHXQLYHUVDOPHWHUWRPHDVXUHWKHUHVLVWDQFH
EHWZHHQFRPSUHVVRUWHUPLQDOVDQGLWV
Repair or replace compressor
&\OLQGHURIFRPSUHVVRULVEORFNHG&RPSUHVVRUFDQWRSHUDWHRepair or replace compressor
4. ODU Fan Motor Can't Operate
Possible causes 'LVFULPLQDWLQJPHWKRGDLUFRQGLWLRQHUVWDWXV7URXEOHVKRRWLQJ
:URQJZLUHFRQQHFWLRQRUSRRU
connection
&KHFNWKHZLULQJVWDWXVDFFRUGLQJWRFLUFXLW
diagram
Connect wires according to wiring diagram to
PDNHVXUHDOOZLULQJWHUPLQDOVDUHFRQQHFWHG
¿UPO\
&DSDFLW\RIWKH2'8IDQPRWRULV
damaged
0HDVXUHWKHFDSDFLW\RIIDQFDSDFLWRUZLWKDQ
XQLYHUVDOPHWHUDQG¿QGWKDWWKHFDSDFLW\LVRXWRI
WKHGHYLDWLRQUDQJHLQGLFDWHGRQWKHQDPHSODWHRI
fan capacitor.
5HSODFHWKHFDSDFLW\RIIDQ
Power voltage is a little low or
KLJK
8VHXQLYHUVDOPHWHUWRPHDVXUHWKHSRZHUVXSSO\
YROWDJH7KHYROWDJHLVDOLWWOHKLJKRUORZ
6XJJHVWWRHTXLSZLWKYROWDJHUHJXODWRU
Motor of outdoor unit is damaged
:KHQXQLWLVRQFRROLQJKHDWLQJSHUIRUPDQFH
is bad and ODU compressor generates a lot of
QRLVHDQGKHDW
&KDQJHFRPSUHVVRURLODQGUHIULJHUDQW,IQR
EHWWHUUHSODFHWKHFRPSUHVVRUZLWKDQHZRQH
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