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36
Installation and Maintenance
Service Manual
No.
0DOIXQFWLRQ
Name
'LVSOD\0HWKRGRI,QGRRU8QLW
'LVSOD\0HWKRGRI2XWGRRU
Unit
$&VWDWXV 3RVVLEOH&DXVHV
'XDO
Code
Display
,QGLFDWRU'LVSOD\GXULQJ
EOLQNLQJ21VDQG2))
0.5s)
,QGLFDWRUKDVNLQGVRI
GLVSOD\VWDWXVDQGGXULQJ
EOLQNLQJ21VDQG2))
0.5s
Operation
Indicator
Cool
Indicator
Heating
Indicator
Yellow
Indicator
Red
Indicator
Green
Indicator
19
Decrease
IUHTXHQF\
GXHWR
KLJKDLU
GLVFKDUJH
F9
OFF 3S
and
EOLQN
twice
All loads operate normally,
ZKLOH
RSHUDWLRQIUHTXHQF\IRU
compressor is decreased
2YHUORDGRUWHPSHUDWXUHLVWRR
KLJK
5HIULJHUDQWLVLQVXI¿FLHQW
0DOIXQFWLRQRIHOHFWULFH[SDQVLRQ
YDOYH(.9
20
/LPLW
decrease
IUHTXHQF\
GXHWR
antifreezing
FH
OFF 3S
and
EOLQN
4 times
All loads operate normally,
ZKLOHRSHUDWLRQIUHTXHQF\IRU
compressor is decreased
3RRUDLUUHWXUQLQLQGRRUXQLWRUIDQ
speed is too low
21
Voltage for
'&EXVEDU
LVWRRKLJK
PH
OFF 3S
and
EOLQN
13 times
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will stop
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
operation.
0HDVXUHWKHYROWDJHRISRVLWLRQ
/DQG1RQZLULQJERDUG;7LIWKH
YROWDJHLVKLJKHUWKDQ9$&WXUQ
RQWKHXQLWDIWHUWKHVXSSO\YROWDJH
LVLQFUHDVHGWRWKHQRUPDOUDQJH
,IWKH$&LQSXWLVQRUPDO
PHDVXUHWKHYROWDJHRIHOHFWURO\WLF
capacitor C on control panel (AP1),
LILWVQRUPDOWKHUHVPDOIXQFWLRQ
IRUWKHFLUFXLWSOHDVHUHSODFHWKH
control panel (AP1)
22
Voltage of
'&EXVEDU
is too low
PL
OFF 3S
and
EOLQN
12 times
'XULQJFRROLQJDQGGU\LQJ
operation, compressor will stop
ZKLOHLQGRRUIDQZLOORSHUDWH
'XULQJKHDWLQJRSHUDWLRQWKH
FRPSOHWHXQLWZLOOVWRS
0HDVXUHWKHYROWDJHRISRVLWLRQ
/DQG1RQZLULQJERDUG;7LIWKH
YROWDJHLVKLJKHUWKDQ9$&
WXUQRQWKHXQLWDIWHUWKHVXSSO\
YROWDJHLVLQFUHDVHGWRWKHQRUPDO
range.
,IWKH$&LQSXWLVQRUPDO
PHDVXUHWKHYROWDJHRIHOHFWURO\WLF
capacitor C on control panel (AP1),
LILWVQRUPDOWKHUHVPDOIXQFWLRQ
IRUWKHFLUFXLWSOHDVHUHSODFHWKH
control panel (AP1)
23
Compressor
Min
IUHTXHQFHLQ
test state
P0
6KRZLQJGXULQJPLQFRROLQJRU
PLQKHDWLQJWHVW
24
Compressor
rated
IUHTXHQFH LQ
test state
P1
6KRZLQJGXULQJQRPLQDOFRROLQJRU
QRPLQDOKHDWLQJWHVW
25
Compressor
PD[LPXP
IUHTXHQFHLQ
test state
P2
6KRZLQJGXULQJPD[FRROLQJRU
PD[KHDWLQJWHVW