Gree LIVS09HP115V1A - Page 27

24
Technical Information
Service Manual
1. Frequency limited
,I
 >7
KHDWLQJ RYHUORDG IUHTXHQF\OLPLWHG WHPSHUDWXUH
@7
inner pipe
 >7
KHDWLQJ RYHUORDG IUHTXHQF\ UHGXFLQJ WHPSHUDWXUH DW QRUPDO VSHHG
@  \RX VKRXOG OLPLW WKH IUHTXHQF\ UDLVLQJ RI
compressor.
2. Reducing frequency at normal speed and stopping machine:
,I
7>
KHDWLQJRYHUORDGIUHTXHQF\ UHGXFLQJWHPSHUDWXUHDW QRUPDOVSHHG
@7
inner pipe
>7
KHDWLQJRYHUORDGIUHTXHQF\ UHGXFLQJWHPSHUDWXUHDW KLJKVSHHG
@\RXVKRXOGDGMXVWWKHFRPSUHVVRU
IUHTXHQF\E\ UHGXFLQJ +]VWLOOWKHORZHU OLPLW$IWHULWZDV UXQQLQJVDWWKH ORZHU OLPLWLI7KHDWLQJ RYHUORDGIUHTXHQF\UHGXFLQJ
WHPSHUDWXUHDWQRUPDOVSHHG7LQQHUSLSHWKHQRYHUORDGSURWHFWVPDFKLQHVWRSSLQJ
3. Reducing frequency at high speed and power turn-off:
,I>7
KHDWLQJ RYHUORDG IUHTXHQF\ UHGXFLQJ WHPSHUDWXUH DW KLJK VSHHG
@7
inner pipe
>7
KHDWLQJ RYHUORDG SRZHU WXUQRIIWHPSHUDWXUH
@\RX VKRXOG DGMXVW WKH FRPSUHVVRU IUHTXHQF\ E\
UHGXFLQJ+]VWLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI7KHDWLQJRYHUORDGIUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDO
VSHHG7RXWHUSLSHWKHQ&RROLQJRYHUORDGSURWHFWVPDFKLQHVWRSSLQJ
4. Power turn-off:
,IWKH>7
KHDWLQJRYHUORDGSRZHUWXUQRIIWHPSHUDWXUH
@7
inner pipe
WKHQRYHUORDGSURWHFWVPDFKLQHVWRSSLQJ,I7LQQHUSLSH7KHDWLQJRYHUORDGIUHTXHQF\OLPLWHG
WHPSHUDWXUHDQGWKHFRPSUHVVRUKDVEHHQVWRSSHGZRUNLQJIRUPLQXWHVWKHPDFKLQHVKRXOGEHDOORZHGWRRSHUDWH
,I WKH RYHUORDG SURWHFWLRQSRZHUWXUQRIIFRQWLQXRXVO\ RFFXUVIRUVL[WLPHVLW VKRXOG QRW EHUHVXPHGDXWRPDWLFDOO\DQG \RX VKRXOG SUHVV
WKH212))EXWWRQWRUHVXPHLIWKHIDXOWNHHSVRQ'XULQJWKHSURFHVVRIUXQQLQJLIWKHUXQQLQJWLPHRIFRPSUHVVRUH[FHHGVWKHWRYHUORDG
SURWHFWLRQWLPHV]HURFOHDULQJWLPHWKHWLPHVRIRYHUORDGSURWHFWLRQSRZHUWXUQRIIVKRXOGEHFOHDUHGWRUHFRXQW7KHPRGHRIVWRSSLQJWKH
PDFKLQHRUWUDQVIHUULQJWRVXSSO\DLUZLOOFOHDUWKHWURXEOHWLPHVLPPHGLDWHO\LIWKHWURXEOHFDQQRWEHUHVXPHGWUDQVIHUULQJPRGHZLOOQRWFOHDU
LW3URWHFWLYHIXQFWLRQIRUGLVFKDUJHWHPSHUDWXUHRIFRPSUHVVRU
1. Starting estimation:
$IWHUWKHFRPSUHVVRUVWRSSHGZRUNLQJIRUVLI7
'LVFKDUJH
<T
'LVFKDUJHOLPLWHGWHPSHUDWXUH
WKHWHPSHUDWXUHRIK\VWHUHVLVLV)WKHPDFKLQHLV
DOORZHGWRVWDUWRWKHUZLVHLWVKRXOGQRWEHVWDUWHGDQGVKRXOGEHVWRSSHGWRWUHDWDFFRUGLQJWRWKHGLVFKDUJHWHPSHUDWXUH
7KH PDFKLQH VKRXOG EH VWRSSHG RU WUDQVIHUUHG WR VXSSO\ DLU WKH WURXEOH VKRXOG EH FOHDUHG LPPHGLDWHO\ DQG WKH SURWHFWLRQ WLPHV DUH QRW
FRXQWHG
2. Frequency limited
,I
>7
/LPLWHGIUHTXHQF\ WHPSHUDWXUHGXULQJ GLVFKDUJLQJ
@7
'LVFKDUJH
>7
IUHTXHQF\UHGXFLQJ WHPSHUDWXUHDW QRUPDOVSHHGGXULQJ GLVFKDUJLQJ
@\RXVKRXOGOLPLW WKHIUHTXHQF\UDLVLQJ RI
compressor.
3. Reducing frequency at normal speed and stopping machine:
,I>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHGGXULQJGLVFKDUJLQJ
@7
'LVFKDUJH
>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWKLJKVSHHGGXULQJGLVFKDUJLQJ
@\RXVKRXOGDGMXVWWKHFRPSUHVVRU
IUHTXHQF\E\UHGXFLQJ+]VWLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHGGXULQJGLVFKDUJLQJ
]
7
'LVFKDUJH
\RXVKRXOGGLVFKDUJHWRSURWHFWPDFKLQHVWRSSLQJ
4. Reducing frequency at high speed and power turn-off:
,I>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWKLJKVSHHGGXULQJGLVFKDUJLQJ
@7
'LVFKDUJH
>7
6WRSWHPSHUDWXUHGXULQJGLVFKDUJLQJ
@\RXVKRXOGDGMXVW
WKHFRPSUHVVRUIUHTXHQF\E\UHGXFLQJ+]VWLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDO
VSHHGGXULQJGLVFKDUJLQJ
@7
'LVFKDUJH
\RXVKRXOGGLVFKDUJHWRSURWHFWPDFKLQHVWRSSLQJ
5. Power turn-off:
,IWKH>7
3RZHUWXUQRIIWHPSHUDWXUHGXULQJGLVFKDUJLQJ
@7
'LVFKDUJH
\RXVKRXOGGLVFKDUJHWRSURWHFWPDFKLQHVWRSSLQJ,I>7
'LVFKDUJH
@>7
/LPLWHGIUHTXHQF\WHPSHUDWXUHGXULQJ
GLVFKDUJLQJ
@DQGWKHFRPSUHVVRUKDVEHHQVWRSSHGIRUPLQXWHVWKHPDFKLQHVKRXOGEHDOORZHGWRRSHUDWH
,IWKHGLVFKDUJLQJWHPSHUDWXUHSURWHFWLRQRIFRPSUHVVRUFRQWLQXRXVO\RFFXUVIRUVL[WLPHVLWVKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG\RX
VKRXOGSUHVVWKH212))EXWWRQWRUHVXPH'XULQJWKHSURFHVVRIUXQQLQJLIWKHUXQQLQJWLPHRIFRPSUHVVRUH[FHHGVWKHW3URWHFWLRQWLPHV
FOHDULQJRI GLVFKDUJHWKHGLVFKDUJH SURWHFWLRQLVFOHDUHGWR UHFRXQW6WRSSHGRUWUDQVIHUUHG WRVXSSO\DLUPRGH ZLOOFOHDUWKHWURXEOH WLPHV
LPPHGLDWHO\LIWKHWURXEOHFDQQRWEHUHVXPHGPRGHWUDQVIHUULQJDOVRZLOOQRWFOHDULW
7. Frequency limited
,I>,
/LPLWHGIUHTXHQF\ZKHQRYHUFXUUHQW
@,
$&(OHFWULFFXUUHQW
>,
IUHTXHQF\UHGXFLQJZKHQRYHUFXUUHQW
@\RXVKRXOGOLPLWWKHIUHTXHQF\UDLVLQJRIFRPSUHVVRU
8. Reducing frequency:
,I>,
)UHTXHQF\UHGXFLQJZKHQRYHUFXUUHQW
@>,
$&(OHFWULFFXUUHQW,3RZHUWXUQRIIZKHQRYHUFXUUHQW
@\RXVKRXOGUHGXFHWKHFRPSUHVVRUIUHTXHQF\WLOOWKHORZHUOLPLWRUH[LW
WKHIUHTXHQF\UHGXFLQJFRQGLWLRQ
9. Power turn-off:
,I
>,
3RZHUWXUQRIIPDFKLQHZKHQRYHUFXUUHQW
@>,
$&(OHFWULFFXUUHQW
@\RXVKRXOGFDUU\RXWWKHRYHUFXUUHQWVWRSSLQJSURWHFWLRQ,I,
$&(OHFWULFFXUUHQW
>7
/LPLWHGIUHTXHQF\ZKHQ
RYHUFXUUHQW
@DQGWKHFRPSUHVVRUKDVEHHQVWRSSHGIRUPLQXWHVWKHPDFKLQHVKRXOGEHDOORZHGWRRSHUDWH
,IWKHRYHUFXUUHQWSURWHFWLRQFRQWLQXRXVO\RFFXUVIRUVL[WLPHVLWVKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG\RXVKRXOGSUHVVWKH212))
EXWWRQWR UHVXPH 'XULQJ WKH SURFHVV RI UXQQLQJLI WKH UXQQLQJ WLPH RI FRPSUHVVRU H[FHHGV WKH >W
3URWHFWLRQ WLPHV FOHDULQJ RI RYHU FXUUHQW
@ WKH GLVFKDUJH
SURWHFWLRQLVFOHDUHGWRUHFRXQW