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Frost protection for recovery option:
HP1/HP2 sensor high pressure:
HP1/HP2 sensor low pressure:
Compressor short-cycle protection:
Discharge temperature limit:
Water line frost protection limit:
Refrigerant frost protection differential:
HP fault threshold:
LP fault threshold:
LP slope factor:
Water outlet T slope factor:
LP fault threshold:
Parameter locking:
P 2 9 . 1 H E A T R E C O V . E X C H .
F R O S T P R O T E C T I O N N O
P 2 9 . 1 H E A T R E C O V . E X C H .
F R O S T P R O T E C T I O N Y E S
P x x H P x S E N S O R
H I G H V A L U E x x . x b
P x x H P x S E N S O R
LOW V A L U E x x . x b
P 5 0 C O M P R E S S O R S H O R T
C Y C L E P R O T E C T I O N x x m n
P 5 1 D I S C H A R G E T E M P .
L I M I T x x x °
P 5 2 H 2 O F R O S T P R O T .
L I M I T - x x . x °
P 5 3 R E F R I G E R A N T F R O S T
P R O T . D I F F . x x K
P 5 4 H P F A U L T T H R E S H O L D
x x . x b
P 5 5 L P F A U L T T H R E S H O L D
x x . x b
P 5 8 L P S L O P E
F A C T O R x . x
P 5 9 W A T E R O U T L E T
T . S L O P E F A C T O R x . x
P 6 3 M I N . H P T H R E S H O L D
x x x . x b
P 9 9 L O C K
N O
P 9 9 L O C K
Y E S
Same with LP
(Low Pressure)
Same with LP
(Low Pressure)
Gives the freon
frost limit = water
frost limiteau –
this differential
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