Service manual

34
Model
MSZ-A24NA
MSY-A24NA
MSZ-A24NA
MSZ-GA24NA
MSY-GA24NA
MSZ-GA24NA
Item Unit Cooling Heating Cooling Heating
Total
Capacity Btu/h 22,000 23,200 22,000 23,200
SHF - 0.63 — 0.63 —
Input kW 2.88 2.35 2.50 2.14
Rated frequency Hz 110 101 101 96
Electrical circuit
Indoor unit MSZ-A24NA, MSY-A24NA MSZ-GA24NA, MSY-GA24NA
Power supply (V, Phase, Hz) 208 / 230, 1, 60
Input kW 0.053
Fan motor current A 0.52 / 0.47
Outdoor unit
MUZ-A24NA
MUY-A24NA
MUZ-A24NA
MUZ-GA24NA
MUY-GA24NA
MUZ-GA24NA
Power supply (V, phase, Hz) 208 / 230, 1, 60
Input kW 2.827 2.297 2.447 2.087
Comp. current A 12.81 / 11.59 11.10 / 10.04 10.82 / 9.78 9.32 / 8.43
Fan motor current A 0.80 / 0.72 0.80 / 0.72 0.64 / 0.59
Refrigerant circuit
Condensing pressure PSIG 447 401 413 375
Suction pressure
PSIG 107 92 130 103
Discharge temperature °F 181 170 168 173
Condensing temperature °F 121 115 119 112
Suction temperature °F 37 29 43 31
Comp. shell bottom temp °F 161 148 160 164
Ref. pipe length ft. 25
Refrigerant charge (R410A) - 4 lb.
Indoor unit
Intake air temperature
DB °F 80 70 80 70
WB °F 67 60 67 60
Discharge air temperature
DB °F 56 108 56 108
WB °F 55 72 55 72
Fan speed (High) rpm 1,310
Airfl ow (High)
CFM 385 (Wet) 341 385 (Wet) 341
Outdoor unit
Intake air temperature
DB °F 95 47 95 47
WB °F — 43 — 43
Fan speed rpm 800 740
Airfl ow
CFM 1,729 1,660