Mitsubishi PUHZ-SHW80YAA - Page 18

22
Check Code
Abnormal point and detection method Judgment and action
(E

Miswiring of indoor/outdoor unit
connecting wire (converse wiring or
disconnection)
2XWGRRUFRQWUROOHUFLUFXLWERDUGFDQ
DXWRPDWLFDOO\VHWWKHXQLWQXPEHURILQGRRU
XQLWV
$EQRUPDOLIWKHLQGRRUXQLWQXPEHUFDQQRW
EHVHWZLWKLQPLQXWHVDIWHUSRZHURQ
EHFDXVHRIPLVZLULQJFRQYHUVHZLULQJ
RUGLVFRQQHFWLRQRILQGRRURXWGRRUXQLW
FRQQHFWLQJZLUH
(&

Startup time over
7KHXQLWFDQQRWILQLVKVWDUWXSSURFHVV
ZLWKLQPLQXWHVDIWHUSRZHURQ
Cause
1&RQWDFWIDLOXUHRILQGRRU
RXWGRRUXQLWFRQQHFWLQJZLUH
2'LDPHWHURUOHQJWKRILQGRRU
RXWGRRUXQLWFRQQHFWLQJZLUHLV
RXWRIVSHFLILHGFDSDFLW\
3'R127XVHUHIULJHUDQW
DGGUHVVDVLVXVHGIRU)7&
0DVWHU7KHDGGUHVVUDQJHLV
WR,QFDVHRIPXOWLSOHRXW
GRRUXQLWVFRQWURO
41RLVHKDVHQWHUHGLQWRSRZHU
VXSSO\RULQGRRURXWGRRUXQLW
FRQQHFWLQJZLUH
1
&RQWDFWIDLOXUHRUPLVZLULQJRI
LQGRRURXWGRRUXQLWFRQQHFWLQJZLUH
2'LDPHWHURUOHQJWKRILQGRRU
RXWGRRUXQLWFRQQHFWLQJZLUHLV
RXWRIVSHFLILHGFDSDFLW\
4'HIHFWLYHWUDQVPLWWLQJUHFHLYLQJ
FLUFXLWRIRXWGRRUFRQWUROOHUFLUFXLW
ERDUG
5'HIHFWLYHWUDQVPLWWLQJUHFHLYLQJ
FLUFXLWRILQGRRUFRQWUROOHUERDUG
6'HIHFWLYHLQGRRUSRZHUERDUG
7'R127XVHUHIULJHUDQW
DGGUHVVDVLVXVHGIRU)7&
0DVWHU7KHDGGUHVVUDQJHLV
WR,QFDVHRIPXOWLSOHRXW
GRRUXQLWVFRQWURO
81RLVHKDVHQWHUHGLQWRSRZHU
VXSSO\RULQGRRURXWGRRUXQLW
FRQQHFWLQJZLUH
Indoor/outdoor unit connector
miswiring, excessive number of units (2
units or more)

2XWGRRUFRQWUROOHUFLUFXLWERDUGFDQ
DXWRPDWLFDOO\FKHFNWKHQXPEHURI
FRQQHFWHGLQGRRUXQLWV$EQRUPDOLIWKH
QXPEHUFDQQRWEHFKHFNHGDXWRPDWLFDOO\
GXHWRPLVZLULQJRILQGRRURXWGRRUXQLW
FRQQHFWLQJZLUHDQGHWFDIWHUSRZHULV
WXUQHGRQIRUPLQXWHV
$EQRUPDOLIRXWGRRUFRQWUROOHUFLUFXLW
ERDUGUHFRJQL]HVWKHQXPEHURI
FRQQHFWHGLQGRRUXQLWVDV³XQLWVRU
PRUH´
1&KHFNGLVFRQQHFWLRQRUORRVHQHVVRUSRODULW\
RILQGRRURXWGRRUXQLWFRQQHFWLQJZLUHRI
LQGRRUDQGRXWGRRUXQLWV
2&KHFNGLDPHWHUDQGOHQJWKRILQGRRURXWGRRU
XQLWFRQQHFWLQJZLUH
7RWDOZLULQJOHQJWKP
LQFOXGLQJZLULQJFRQQHFWLQJHDFKLQGRRUXQLW
DQGEHWZHHQLQGRRUDQGRXWGRRUXQLW
$OVRFKHFNLIWKHFRQQHFWLRQRUGHURIIODW
FDEOHLV666
3&KHFNWKHQXPEHURILQGRRUXQLWVWKDWDUH
FRQQHFWHGWRRQHRXWGRRUXQLW,I($LV
GHWHFWHG
4–67XUQWKHSRZHURIIRQFHDQGRQDJDLQWR
FKHFN
5HSODFHRXWGRRUFRQWUROOHUFLUFXLWERDUG
LQGRRUFRQWUROOHUERDUGRULQGRRUSRZHU
ERDUGLIDEQRUPDOLW\RFFXUVDJDLQ
7
&KHFNLIUHIULJHUDQWDGGUHVVHV6:WR
6:RQRXWGRRUFRQWUROOHUFLUFXLWERDUGDUH
RYHUODSSLQJLQFDVHRI
PXOWLSOHRXWGRRUXQLWV
FRQWURO

8&KHFNWUDQVPLVVLRQSDWKDQGUHPRYHWKH
FDXVH
1RWH7KHGHVFULSWLRQVDERYH1–8DUHIRU($
(EDQG(&
1
&RQWDFWIDLOXUHRUPLVZLULQJRI
LQGRRURXWGRRUXQLWFRQQHFWLQJZLUH
2'LDPHWHURUOHQJWKRILQGRRU
RXWGRRUXQLWFRQQHFWLQJZLUHLV
RXWRIVSHFLILHGFDSDFLW\
3RUPRUHLQGRRUXQLWVDUH
FRQQHFWHGWRRQHRXWGRRUXQLW
4'HIHFWLYHWUDQVPLWWLQJUHFHLYLQJ
FLUFXLWRIRXWGRRUFRQWUROOHU
FLUFXLWERDUG
5'HIHFWLYHWUDQVPLWWLQJUHFHLYLQJ
FLUFXLWRILQGRRUFRQWUROOHUERDUG
6'HIHFWLYHLQGRRUSRZHUERDUG
7'R127XVHUHIULJHUDQW
DGGUHVVDVLVXVHGIRU)7&
0DVWHU7KHDGGUHVVUDQJH
LVWR,QFDVHRIPXOWLSOH
RXWGRRUXQLWVFRQWURO
81RLVHKDVHQWHUHGLQWRSRZHU
VXSSO\RULQGRRURXWGRRUXQLW
FRQQHFWLQJZLUH
($

)

2 connector open (SW100/SHW80/
SHW112 only)
$EQRUPDOLIERWK+DQG/FRQQHFWRU
FLUFXLWVDUHRSHQIRUWKUHHPLQXWHV
FRQWLQXRXVO\DIWHUSRZHUVXSSO\
++LJKSUHVVXUHVZLWFK
//RZSUHVVXUHVZLWFK
1'LVFRQQHFWLRQRUFRQWDFWIDLOXUH
RIFRQQHFWRU+/RQ
RXWGRRUFRQWUROOHUFLUFXLWERDUG
2'LVFRQQHFWLRQRUFRQWDFWIDLOXUH
RI+/
3+DQG/DUHZRUNLQJGXH
WRGHIHFWLYHSDUWV
4'HIHFWLYHRXWGRRUFRQWUROOHU
ERDUG
1&KHFNFRQQHFWLRQRIFRQQHFWRU+/RQ
RXWGRRUFRQWUROOHUFLUFXLWERDUG
5HIHUWR7(6732,17',$*5$0
2&KHFNWKH+DQG/VLGHRIFRQQHFWLQJ
ZLUH
3&KHFNFRQWLQXLW\E\WHVWHU
5HSODFHWKHSDUWVLIWKHSDUWVDUHGHIHFWLYH
45HSODFHRXWGRRUFRQWUROOHUFLUFXLWERDUG
((
Incorrect connection
7KHRXWGRRUXQLWGRHVQRWUHFHLYHWKHVLJ
QDOVRI,)RU)7&
1$GHYLFHRWKHUWKDQ,QWHUIDFH
XQLWRU)ORZWHPSFRQWUROOHU
XQLWLVFRQQHFWHGWRWKHXQLW
1&RQQHFW,)RU)7&WRWKHXQLW
OCH651