Gree GWH07QA-K3NNA1A, Service Manual

Page: 30 / 100

7HFKQLFDO,QIRUPDWLRQ
6HUYLFH0DQXDO
ķ 2SHUDWLRQFRQGLWLRQDQGSURFHVVIRUIDQPRGH
,QIDQPRGHWKH,'8IDQPRWRURSHUDWHVDWVHWVSHHGZKLOHWKHFRPSUHVVRUDQGWKH2'8IDQPRWRUVWRSZD\YDOYHLVGHHQHUJL]HG
ZD\YDOYHLVQRWDYDLODEOHIRUFRROLQJRQO\XQLW7HPSHUDWXUHVHWWLQJUDQJHLVa
ć
ĸ 'LVSOD\2SHUDWLRQLFRQVHWWHPSHUDWXUH
Ĺ 3URWHFWLRQIXQFWLRQ
,QIDQPRGHWKHUHDUHRYHUFXUUHQWSURWHFWLRQDQGEORFNHGSURWHFWLRQRI,'8IDQPRWRU3OHDVHUHIHUWRFRUUHVSRQGLQJSURWHFWLRQIXQFWLRQ
XQGHUFRROLQJPRGHIRUGHWDLOV
+HDWLQJPRGHQRKHDWLQJPRGHLVQRWDYDLODEOHIRUFRROLQJRQO\XQLW
ķ 2SHUDWLRQFRQGLWLRQHUDQGSURFHVVIRUKHDWLQJPRGH
,QKHDWLQJPRGHZD\YDOYHLVHQHUJL]HG7HPSHUDWXUHVHWWLQJUDQJHLVa ć
ĸ 'LVSOD\2SHUDWLRQLFRQKHDWLQJLFRQVHWWHPSHUDWXUH
Ĺ 'HIURVWLQJFRQGLWLRQDQGSURFHVV
)RUHQVXVLQJKHDWLQJHIIHFWDLUFRQGLWLRQHUZLOOGHIURVWDXWRPDWLFDOO\DFFRUGLQJWRGHIURVWLQJVWDWXVRQRXWGRRUXQLW During defrosting,
ĺ 3URWHFWLRQIXQFWLRQ
ƹ 2YHUKHDWLQJSUHYHQWLRQSURWHFWLRQ
IDQPRWRUUHVXPHVRSHUDWLRQ
ƹ 1RLVHVLOHQFLQJSURWHFWLRQ
:KHQWXUQLQJRIIWKHXQLWRUGXULQJPRGHVZLWFKRYHUWKHZD\YDOYHLVFORVHG,QRUGHUWRGHFUHDVHQRLVHWKHZD\YDOYHZLOOGHOD\
PLQVWREHFORVHG
ƹ 2YHUFXUUHQWSURWHFWLRQWKLVSURWHFWLRQIXQFWLRQLVQRWDYDLODEOHIRUWKRVHPRGHOVZKRVHFRROLQJFDSDFLW\”%WXK
'XULQJRSHUDWLRQSURFHVVLIFRQWUROOHUGHWHFWHGWKDWV\VWHPFXUUHQWH[FHHGVWKHOLPLWYDOXHIRUVFRQVHFXWLYHO\RYHUFXUUHQWWKH
V\VWHPVWRSVRSHUDWLRQ$ERXWPLQVODWHULIRYHUFXUUHQWLVUHOHDVHGWKHV\VWHPZLOOUHVXPHRULJLQDORSHUDWLRQ,IRYHUFXUUHQWSURWHFWLRQ
RFFXUVIRUWLPHVFRQVHFXWLYHO\DQGUHVXPHRSHUDWLRQWLPHZRQ¶WH[FHHGPLQHYHU\WLPHRYHUFXUUHQWSURWHFWLRQLQIRUPDWLRQZLOOEH
GLVSOD\HG$IWHUWXUQLQJRIIWKHXQLWGLVSOD\ZRQ¶WEHGLVSOD\HG
,IWXUQRQWKHXQLWDJDLQWKHV\VWHPZLOOEHUHVWDWHGXSDJDLQ2YHUFXUUHQWSURWHFWLRQLQIRUPDWLRQZLOOEHHOLPLQDWHG
3OHDVHUHIHUWRPDLQWHQDQFHSDUWIRUGLVSOD\LQIRUPDWLRQDQGGLVSRVDOPHWKRGIRUGHWDLOV
ƹ /RFNHGSURWHFWLRQWR,'8IDQPRWRU
'XULQJRSHUDWLRQRI,'8IDQPRWRULIFRQWUROOHUGHWHFWHGWKDWWKHURWDWLRQVSHHGRI,'8IDQPRWRUOHVVWKDQPLQRUVWRSURWDWLRQWKH
PRWRURSHUDWHVDEQRUPDOO\,QRUGHUWRSUHYHQWGDPDJHWRPRWRUFRQWUROOHUZLOOSURWHFWDXWRPDWLFDOO\WKHV\VWHPVWRSVRSHUDWLRQDQG
EORFNHGLQIRUPDWLRQRI,'8IDQPRWRUZLOOEHGLVSOD\HG$IWHUWXUQLQJRIIWKHXQLWGLVSOD\ZRQ¶WEHGLVSOD\HG
,IWXUQRQWKHXQLWDJDLQWKHV\VWHPZLOOEHUHVWDWHGXSDJDLQ%ORFNHGLQIRUPDWLRQRI,'8IDQPRWRUZLOOEHHOLPLQDWHG)RUVRPHPRG
HOVWKH\FDQRQO\EHUHVWDWHGXSDIWHUUHHQHUJL]HG
3OHDVHUHIHUWRPDLQWHQDQFHSDUWIRUGLVSOD\LQIRUPDWLRQDQGGLVSRVDOPHWKRGIRUGHWDLOV
T
preset
+4
T
preset
+2
Stop
Origi
Start
valve
Outdoor unit
Intdoor unit
Compressor
min.
min.
min.
T
amb
.
. n i m . n i m
Set fan speed Set fan speed
Reversing
the heating icon is on for a while and then extinguish.
ƹ When Tamb.-Tsupplementary ” Tset-1 ć , the unit starts heating operation. In this case, the 4-way valve, compressor and ODU fan
motor run simultaneously; the IDU fan motor will run after a while to prevent blowing cold air.
ƹ When Tamb.-Tsupplementary • Tset+1 ć , the compressor and ODU fan motor stop; the 4-way valve remains energized; the IDU fan
motor blows residual heat for a while in set speed.
ƹ When Tset-1 ć˘ Tamb.-Tsupplementary ˘ Tset +1 ć , the unit will maintain its previous running status.
During operation, if the controller detects that Ttube ,
WKH2'8IDQPRWRUVWRSVRSHUDWLRQ:KHQ7WXEH
returns to
QRUPDOWKH2'8
• 55 ć