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39
Installation and Maintenance
Service Manual
NO.
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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
43
0DOIXQFWLRQRI
SKDVHFXUUHQW
detection
FLUFXLWIRU
compressor
U1
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will stop
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
5HSODFHRXWGRRUFRQWUROSDQHO$3
44
0DOIXQFWLRQRI
YROWDJH
dropping for
'&EXVEDU
U3
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will stop
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
6XSSO\YROWDJHLVXQVWDEOH
45
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.
46
7KHIRXUZD\
YDOYHLV
DEQRUPDO
U7
,IWKLVPDOIXQFWLRQRFFXUV
GXULQJKHDWLQJRSHUDWLRQ
WKHFRPSOHWHXQLWZLOOVWRS
operation.
6XSSO\YROWDJHLVORZHUWKDQ
$&9
2.Wiring terminal 4V is loosened or
EURNHQ
3.4V is damaged, please replace
4V.
47
)UHTXHQF\
limiting
(power)
OFF 3S
DQGEOLQN
13 times
48
Compressor
is open-
FLUFXLWHG
OFF 3S
DQGEOLQN
once
49
7KH
WHPSHUDWXUH
IRUWXUQLQJ
RQWKHXQLWLV
UHDFKHG
OFF 3S
DQGEOLQN
8 times
50
)UHTXHQF\
limiting
PRGXOH
WHPSHUDWXUH
OFF 3S
DQGEOLQN
11 times
51
0DOIXQFWLRQ
of zero-cross
detection
FLUFXLW
U8
7KHFRPSOHWHXQLWVWRSV
3RZHUVXSSO\LVDEQRUPDO
'HWHFWLRQFLUFXLWRILQGRRUFRQWURO
PDLQERDUGLVDEQRUPDO