Samsung AM080FXWANR, Service Manual

Page: 233 / 295

Sa m s u n g El ec troni c s 232
P ipin g Di ag r a m
- If th e c o m pr e ssion r a tio is l o w,
1 st st e p I n c r ea s e o f th e s u p e rh ea t deg r ee : T h e s u p e rh ea t deg r ee f or c o m pr e ssor s uc tion is in c r ea s ed .
2 n d st e p I n c r ea s e o f th e m ini m u m c o m pr e ssor f r e q ue n c y : T h e m ini m u m c o m pr e ssor f r e q ue n c y is in c r ea s ed to th e pr edef in ed
m o de l- sp ec i f i c f r e q ue n c y .
3 r d st e p Co m p T rip : If in c riti ca l st a t e f or 1 0 m in , stop th e c o m pr e ssors a n d tri gge r a n e rror (E4 2 8) .
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7-3 Functions ( c ont . )
7-3-2-5 Protective control ( c ont . )
7-3-2 Control ( c ont . )