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74
Installation and Maintenance
Service Manual
No.
0DOIXQFWLRQ
Name
'LVSOD\0HWKRGRI,QGRRU8QLW
'LVSOD\0HWKRGRI2XWGRRU
Unit
$&VWDWXV 3RVVLEOH&DXVHV
'XDO
Code
Display
,QGLFDWRU'LVSOD\GXULQJ
EOLQNLQJ21VDQG2))
0.5s)
,QGLFDWRUKDVNLQGVRI
GLVSOD\VWDWXVDQGGXULQJ
EOLQNLQJ21VDQG2))
0.5s
Operation
Indicator
Cool
Indicator
Heating
Indicator
Yellow
Indicator
Red
Indicator
Green
Indicator
46
0DOIXQFWLRQRI
SKDVHFXUUHQW
detection
FLUFXLWIRU
compressor
U1
'XULQJFRROLQJDQGGU\LQJ
RSHUDWLRQFRPSUHVVRUZLOOVWRS
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
5HSODFHRXWGRRUFRQWUROSDQHO$3
47
0DOIXQFWLRQRI
YROWDJH
dropping for
'&EXVEDU
U3
'XULQJFRROLQJDQGGU\LQJ
RSHUDWLRQFRPSUHVVRUZLOOVWRS
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
6XSSO\YROWDJHLVXQVWDEOH
48
0DOIXQFWLRQ
of complete
XQLWVFXUUHQW
detection
U5
'XULQJFRROLQJDQGGU\LQJ
RSHUDWLRQWKHFRPSUHVVRUZLOO
VWRSZKLOHLQGRRUIDQZLOO
RSHUDWH
'XULQJKHDWLQJRSHUDWLQJ
WKHFRPSOHWHXQLWZLOOVWRS
operation.
7KHUHVFLUFXLWPDOIXQFWLRQRQ
RXWGRRUXQLWVFRQWUROSDQHO$3
SOHDVHUHSODFHWKHRXWGRRUXQLWV
control panel AP1.
49
7KHIRXUZD\
YDOYHLV
abnormal
U7
,IWKLVPDOIXQFWLRQRFFXUVGXULQJ
KHDWLQJRSHUDWLRQWKHFRPSOHWH
XQLWZLOOVWRSRSHUDWLRQ
6XSSO\YROWDJHLVORZHUWKDQ
$&9
2.Wiring terminal 4V is loosened or
EURNHQ
9LVGDPDJHGSOHDVHUHSODFH
4V.
50
)UHTXHQF\
limiting
(power)
OFF 3S
DQGEOLQN
13 times
51
Compressor is
RSHQFLUFXLWHG
OFF 3S
DQGEOLQN
once
52
7KH
WHPSHUDWXUH
IRUWXUQLQJ
RQWKHXQLWLV
UHDFKHG
OFF 3S
DQGEOLQN
8 times
53
)UHTXHQF\
limiting
PRGXOH
WHPSHUDWXUH
OFF 3S
DQGEOLQN
1
1 times
54
0DOIXQFWLRQ
of zero-cross
detection
FLUFXLW
U8 7KHFRPSOHWHXQLWVWRSV
3RZHUVXSSO\LVDEQRUPDO
'HWHFWLRQFLUFXLWRILQGRRUFRQWURO
mainboard is abnormal.
55
Zerocrossing
PDOIXQFWLRQRI
RXWGRRUXQLW
U9
'XULQJFRROLQJRSHUDWLRQ
FRPSUHVVRUZLOOVWRSZKLOH
LQGRRUIDQZLOORSHUDWHGXULQJ
KHDWLQJWKHFRPSOHWHXQLWZLOO
stop operation.
5HSODFHRXWGRRUFRQWUROSDQHO$3
56
0DOIXQFWLRQ
of detecting
plate(WIFI )
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