Service manual

33
Model
MSZ-A15NA
MSY-A15NA
MSZ-A15NA
MSZ-A17NA
MSY-A17NA
MSZ-A17NA
Item Unit Cooling Heating Cooling Heating
Total
Capacity Btu/h 15,000 18,000 16,200 20,100
SHF - 0.65 — 0.65 —
Input kW 1.69 1.79 2.07 2.15
Rated frequency Hz 77 78 89 88
Electrical circuit
Indoor unit MSZ-A15NA, MSY-A15NA MSZ-A17NA, MSY-A17NA
Power supply (V, Phase, Hz) 208 / 230, 1, 60 208 / 230, 1, 60
Input kW 0.030 0.030
Fan motor current A 0.31 / 0.28 0.31 / 0.28
Outdoor unit
MUZ-A15NA
MUY-A15NA
MUZ-A15NA
MUZ-A17NA
MUY-A17NA
MUZ-A17NA
Power supply (V, phase, Hz) 208 / 230, 1, 60 208 / 230, 1, 60
Input kW 1.660 1.760 2.040 2.120
Comp. current A 7.56 / 6.84 8.14 / 7.36 9.43 / 8.52 9.93 / 8.98
Fan motor current A 0.42 / 0.38 0.42 / 0.38
Refrigerant circuit
Condensing pressure PSIG 425 458 442 493
Suction pressure
PSIG 115 95 106 92
Discharge temperature °F 182 180 189 194
Condensing temperature °F 117 125 120 130
Suction temperature °F 47 30 40 28
Comp. shell bottom temp °F 161 153 167 167
Ref. pipe length ft. 25 25
Refrigerant charge (R410A) - 2 lb. 7 oz. 2 lb. 7 oz.
Indoor unit
Intake air temperature
DB °F 80 70 80 70
WB °F 67 60 67 60
Discharge air temperature
DB °F 53 116 52 120
WB °F 52 74 51 75
Fan speed (High) rpm 1,300 1,300 1,300 1,300
Airfl ow (High)
CFM 342 (Wet) 381 342 (Wet) 381
Outdoor unit
Intake air temperature
DB °F 95 47 95 47
WB °F — 43 — 43
Fan speed rpm 950 950 950 950
Airfl ow
CFM 1,249 1,249 1,249 1,249