M-Series MUZ-GE Technical & Service Manual

27
Max. Length
A
Max. Height
difference
B
Indoor
unit
Outdoor unit
MAX. REFRIGERANT PIPING LENGTH and MAX. HEIGHT DIFFERENCE
Model
Refrigerant piping: ft. Piping size O.D: in.
Max. Length
A
Max. Height difference
B
Gas Liquid
MUZ-GE09/12/15NA/NA2
MUZ-GE09/12/15NAH/NAH2
MUY-GE09/12/15NA/NA2
65 40
3/8 (GE09/12)
1/2 (GE15)
1/4
MUZ-GE18NA
MUZ-GE18NAH
MUY-GE18NA
100 50 1/2
MUZ-GE24NA
MUY-GE24NA
100 50 5/8 3/8
ADDITIONAL REFRIGERANT CHARGE (R410A: oz.)
NOTE: Refrigerant piping exceeding 25 ft. requires additional refrigerant charge according to the calculation.
Model
Outdoor unit
precharged
Refrigerant piping length (one way): ft.
25 30 40 50 60 65
MUZ-GE09NA/NA2
MUZ-GE09NAH/NAH2
MUY-GE09NA/NA2
1 lb. 12 oz.
0 1.62 4.86 8.10 11.34 12.96
MUZ-GE12NA/NA2
MUZ-GE12NAH/NAH2
MUY-GE12NA/NA2
2 lb. 9 oz.
MUZ-GE15NA/NA2
MUZ-GE15NAH/NAH2
MUY-GE15NA/NA2
Calculation: X oz. = 1.62/5 oz. / ft. × (Refrigerant piping length (ft.) - 25)
Model
Outdoor unit
precharged
Refrigerant piping length (one way): ft.
25 30 40 50 60 70 80 90 100
MUZ-GE18NA
MUZ-GE18NAH
MUY-GE18NA
3 lb. 7 oz. 0 1.08 3.24 5.40 7.56 9.72 11.88 14.04 16.20
Calculation: X oz. = 1.08/5 oz. / ft. × (Refrigerant piping length (ft.) - 25)
NOTE: Refrigerant piping exceeding 33 ft. requires additional refrigerant charge according to the calculation.
Model
Outdoor unit
precharged
Refrigerant piping length (one way): ft.
33 40 50 60 70 80 90 100
MUZ-GE24NA
MUY-GE24NA
4 lb. 3 oz. 0 4.14 10.06 15.98 21.90 27.82 33.74 39.66
Calculation: X oz. = 2.96/5 oz. / ft. × (Refrigerant piping length (ft.) - 33)
OBH549G