Gree 1867998 User Manual

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Installation and Maintenance

Service Manual

Possible Causes 'LVFULPLQDWLQJ0HWKRG$LUFRQGLWLRQHU6WDWXV7URXEOHVKRRWLQJ

Set temperature is improper 2EVHUYHWKHVHWWHPSHUDWXUHRQUHPRWHFRQWUROOHU$GMXVWWKHVHWWHPSHUDWXUH

5RWDWLRQVSHHGRIWKH,'8IDQ

motor is set too low

Small wind blow 6HWWKHIDQVSHHGDWKLJKRUPHGLXP

)LOWHURILQGRRUXQLWLVEORFNHG&KHFNWKH¿OWHUWRVHHLWVEORFNHG&OHDQWKH¿OWHU

Installation position for indoor unit

and outdoor unit is improper

&KHFNZKHWKHUWKHLQVWDOODWLRQSRVWLRQLVSURSHU

DFFRUGLQJWRLQVWDOODWLRQUHTXLUHPHQWIRUDLU

conditioner

$GMXVWWKHLQVWDOODWLRQSRVLWLRQDQGLQVWDOOWKH

rainproof and sunproof for outdoor unit

5HIULJHUDQWLVOHDNLQJ

'LVFKDUJHGDLUWHPSHUDWXUHGXULQJFRROLQJLV

KLJKHUWKDQQRUPDOGLVFKDUJHGZLQGWHPSHUDWXUH

'LVFKDUJHGDLUWHPSHUDWXUHGXULQJKHDWLQJLV

ORZHUWKDQQRUPDOGLVFKDUJHGZLQGWHPSHUDWXUH

8QLWVSUHVVXUHLVPXFKORZHUWKDQUHJXODWHG

range

)LQGRXWWKHOHDNDJHFDXVHVDQGGHDOZLWKLW

Add refrigerant.

Malfunction of 4-way valve %ORZFROGZLQGGXULQJKHDWLQJ5HSODFHWKHZD\YDOYH

Malfunction of capillary

'LVFKDUJHGDLUWHPSHUDWXUHGXULQJFRROLQJLV

KLJKHUWKDQQRUPDOGLVFKDUJHGZLQGWHPSHUDWXUH

'LVFKDUJHGDLUWHPSHUDWXUHGXULQJKHDWLQJLV

ORZHUWKDQQRUPDOGLVFKDUJHGZLQGWHPSHUDWXUH

8QLWWSUHVVXUHLVPXFKORZHUWKDQUHJXODWHG

UDQJH,IUHIULJHUDQWLVQ¶WOHDNLQJSDUWRIFDSLOODU\

LVEORFNHG

5HSODFHWKHFDSLOODU\

)ORZYROXPHRIYDOYHLV

LQVXI¿FLHQW

7KHSUHVVXUHRIYDOYHVLVPXFKORZHUWKDQWKDW

VWDWHGLQWKHVSHFL¿FDWLRQ

2SHQWKHYDOYHFRPSOHWHO\

0DOIXQFWLRQRIKRUL]RQWDOORXYHU+RUL]RQWDOORXYHUFDQ¶WVZLQJ

5HIHUWRSRLQWRIPDLQWHQDQFHPHWKRGIRU

details

0DOIXQFWLRQRIWKH,'8IDQPRWRU7KH,'8IDQPRWRUFDQ¶WRSHUDWH

5HIHUWRWURXEOHVKRRWLQJIRU+IRUPDLQWHQDQFH

PHWKRGLQGHWDLOV

0DOIXQFWLRQRIWKH2'8IDQPRWRU7KH2'8IDQPRWRUFDQWRSHUDWH

5HIHUWRSRLQWRIPDLQWHQDQFHPHWKRGIRU

details

Malfunction of compressor &RPSUHVVRUFDQWRSHUDWH

5HIHUWRSRLQWRIPDLQWHQDQFHPHWKRGIRU

details

9.3 Maintenance Method for Normal Malfunction

1. Air Conditioner Can't be Started Up

2. Poor Cooling (Heating) for Air Conditioner

3. Horizontal Louver Can't Swing

Possible Causes 'LVFULPLQDWLQJ0HWKRG$LUFRQGLWLRQHU6WDWXV7URXEOHVKRRWLQJ

1RSRZHUVXSSO\RUSRRU

connection for power plug

$IWHUHQHUJL]DWLRQRSHUDWLRQLQGLFDWRULVQ¶WEULJKW

DQGWKHEX]]HUFDQWJLYHRXWVRXQG

&RQ¿UPZKHWKHULWVGXHWRSRZHUIDLOXUH,I\HV

ZDLWIRUSRZHUUHFRYHU\,IQRWFKHFNSRZHU

VXSSO\FLUFXLWDQGPDNHVXUHWKHSRZHUSOXJLV

connected well.

Wrong wire connection between

LQGRRUXQLWDQGRXWGRRUXQLW

or poor connection for wiring

terminals

8QGHUQRUPDOSRZHUVXSSO\FLUFXPVWDQFHV

RSHUDWLRQLQGLFDWRULVQWEULJKWDIWHUHQHUJL]DWLRQ

&KHFNWKHFLUFXLWDFFRUGLQJWRFLUFXLWGLDJUDP

DQGFRQQHFWZLUHVFRUUHFWO\0DNHVXUHDOO

ZLULQJWHUPLQDOVDUHFRQQHFWHG¿UPO\

(OHFWULFOHDNDJHIRUDLUFRQGLWLRQHU

$IWHUHQHUJL]DWLRQURRPFLUFXLWEUHDNHUWULSVRIIDW

once

0DNHVXUHWKHDLUFRQGLWLRQHULVJURXQGHG

reliably

0DNHVXUHZLUHVRIDLUFRQGLWLRQHULVFRQQHFWHG

correctly

&KHFNWKHZLULQJLQVLGHDLUFRQGLWLRQHU&KHFN

ZKHWKHUWKHLQVXODWLRQOD\HURISRZHUFRUGLV

GDPDJHGLI\HVSODFHWKHSRZHUFRUG

0RGHOVHOHFWLRQIRUDLUVZLWFKLV

improper

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Malfunction of remote controller

$IWHUHQHUJL]DWLRQRSHUDWLRQLQGLFDWRULVEULJKW

ZKLOHQRGLVSOD\RQUHPRWHFRQWUROOHURUEXWWRQV

KDYHQRDFWLRQ

Replace batteries for remote controller

Repair or replace remote controller

Possible Causes 'LVFULPLQDWLQJ0HWKRG$LUFRQGLWLRQHU6WDWXV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\

Stepping motor is damaged 6WHSSLQJPRWRUFDQWRSHUDWHRepair or replace stepping motor

Main board is damaged

2WKHUVDUHDOOQRUPDOZKLOHKRUL]RQWDOORXYHU

FDQWRSHUDWH

5HSODFHWKHPDLQERDUGZLWKWKHVDPHPRGHO

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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 36