(4) Releasing emergency operation
1
7XUQWKHPDLQSRZHUVXSSO\RII
2
6HWWKHHPHUJHQF\RSHUDWLRQVZLWFK6:(RQLQGRRUFRQWUROOHUERDUGWR2))
3
6HWWKHVKRUWLQJSLQVRIHPHUJHQF\RSHUDWLRQFRQQHFWRU&1RQRXWGRRUFRQWUROOHU
ERDUGWR2))
4
6HW6:RQRXWGRRUFRQWUROOHUERDUGDVVKRZQLQWKHULJKW
1RWH,IVKRUWLQJSLQVDUHQRWVHWRQHPHUJHQF\RSHUDWLRQFRQQHFWRU&1WKHVHWWLQJUHPDLQV2))
SW4
1
2
Cooling
Heating
ON
10-8. EMERGENCY OPERATION
:KHQDQ\FKHFNFRGHVVKRZQEHORZLVGLVSOD\HGRQRXWGRRUXQLWRUPLFURFRPSXWHUIRUZLUHGUHPRWHFRQWUROOHURULQGRRU
XQLWKDVDIDLOXUHZKLOHQRRWKHUSUREOHPVDUHIRXQGHPHUJHQF\RSHUDWLRQZLOOEHDYDLODEOHE\VHWWLQJWKHHPHUJHQF\RSHUD
WLRQVZLWFK6:(21DQGVKRUWFLUFXLWLQJWKHFRQQHFWRU&1RQRXWGRRUFRQWUROOHUERDUG
(2) Check the following items and cautions for emergency operation
1
0DNHVXUHWKDWWKHUHLVQRDEQRUPDOLW\LQRXWGRRUXQLWRWKHUWKDQWKHDERYHDEQRUPDOLWLHV(PHUJHQF\RSHUDWLRQZLOO
QRWEHDYDLODEOHZKHQFKHFNFRGHVRWKHUWKDQWKHDERYHDUHLQGLFDWHG
2
)RUHPHUJHQF\RSHUDWLRQLWLVQHFHVVDU\WRVHWWKHHPHUJHQF\RSHUDWLRQVZLWFK6:(RQLQGRRUFRQWUROOHUERDUG5HIHU
WRWKHHOHFWULFDOZLULQJGLDJUDPRILQGRRUXQLWIRUKRZWRVHWWKHLQGRRUXQLW
3
'XULQJHPHUJHQF\RSHUDWLRQWKHDLUFRQGLWLRQHUZLOOFRQWLQXRXVO\EHRSHUDWHGE\VXSSO\LQJSRZHUDQGVWRSSLQJLW,WFDQ
QRWEHWXUQHGRQRURIIE\UHPRWHFRQWURODQGWHPSHUDWXUHFRQWUROLVQRWSRVVLEOH
4
'RQRWSHUIRUPHPHUJHQF\KHDWLQJRSHUDWLRQIRUDQH[WHQGHGSHULRGRIWLPH,IWKHRXWGRRUXQLWVWDUWVGHIURVWLQJGXULQJ
WKLVSHULRGFROGDLUZLOOEORZRXWIURPWKHLQGRRUXQLW
5
'RQRWSHUIRUPHPHUJHQF\FRROLQJRSHUDWLRQIRUPRUHWKDQKRXUV1HJOHFWLQJWKLVFRXOGUHVXOWLQIUHH]LQJWKHKHDW
H[FKDQJHULQLQGRRUXQLW
(3) Emergency operation procedure
1
7XUQWKHPDLQSRZHUVXSSO\RII
2
7XUQRQWKHHPHUJHQF\RSHUDWLRQVZLWFK6:(RQLQGRRUFRQWUROOHUERDUG
3
6HWWKHVKRUWLQJSLQVRIHPHUJHQF\RSHUDWLRQFRQQHFWRU&1RQRXWGRRUFRQWUROOHUERDUGWR21
4
8VH6:RQRXWGRRUFRQWUROOHUERDUGWRVHWWKHRSHUDWLRQPRGHFRROLQJRUKHDWLQJ6:LVQRWXVHG
5
7XUQLQJWKHPDLQSRZHUVXSSO\RQZLOOVWDUWWKHHPHUJHQF\RSHUDWLRQ
SW4
1
2
Cooling
Heating
ON
ON
OFF
CN31
Shorting pins
Inspected content
Open/short of thermistor (TH3/TH6/TH7/TH32/TH8)
Open of pressure sensor (T
63HS
)
,QGRRURXWGRRUXQLWFRPPXQLFDWLRQHUURU6LJQDOUHFHLYLQJHUURU2XWGRRUXQLW
,QGRRURXWGRRUXQLWFRPPXQLFDWLRQHUURU7UDQVPLWWLQJHUURU,QGRRUXQLW
Communication error other than outdoor unit
&RPPXQLFDLWRQHUURUEHWZHHQRXWGRRUFRQWUROOHUERDUGDQG01(7ERDUG6HULDOFRPPXQLFDWLRQHUURU
Check code
U4
8(
(
(
(
–
(
(G
Ɣ
:KHQIROORZLQJDEQRUPDOLWLHVRFFXUHPHUJHQF\RSHUDWLRQZLOOEHDYDLODEOH
OCH567
