Mitsubishi Electric MUY-GL09NA-U1, Service Manual

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Model MSZ-GL18NA MSY-GL18NA MSZ-GL24NA MSY-GL24NA
Item Unit Cooling Heating Cooling Cooling Heating Cooling
Total
Capacity Btu/h 18,000 21,600 18,000 22,500 27,600 22,500
SHF — 0.87 — 0.87 0.75 — 0.75
Input kW 1.34 1.68 1.34 1.80 2.34 1.80
Rated Hz 69 81 69 67.5 82.0 67.5
Electrical circuit
Indoor unit MSZ-GL18NA MSY-GL18NA MSZ-GL24NA MSY-GL24NA
Power supply V, phase, Hz 208/230, 1, 60 208/230, 1, 60 208/230, 1, 60 208/230, 1, 60
Input kW 0.045 0.045 0.058 0.058
Fan motor current A 0.46/0.42 0.46/0.42 0.56/0.51 0.56/0.51
Outdoor unit
MUZ-GL18NA
MUZ-GL18NAH
MUY-GL18NA
MUZ-GL24NA
MUZ-GL24NAH
MUY-GL24NA
Power supply V, phase, Hz 208/230, 1, 60 208/230, 1, 60 208/230, 1, 60 208/230, 1, 60
Input kW 1.295 1.635 1.295 1.742 2.282 1.742
Comp. current A 5.01/4.53 6.67/6.03 5.01/4.53 7.01/6.34 9.59/8.67 7.01/6.34
Fan motor current A 1.05/0.95 1.05/0.95 1.05/0.95 1.16/1.05 1.13/1.02 1.16/1.05
Refrigerant circuit
Condensing pressure PSIG 377 391 377 395 405 395
Suction pressure PSIG 144 103 144 141 102 141
Discharge temperature ˚F 149 178 149 158 171 158
Condensing temperature ˚F 111 111 111 115 115 115
Suction temperature ˚F 51 43 51 52 33 52
Comp. shell bottom temperature ˚F 134 160 134 140 148 140
Ref. pipe length ft. 25 25 25 25
Refrigerant charge (R410A) 3 lb 9 oz. 3 lb 9 oz. 4 lb 3 oz. 4 lb 3 oz.
Indoor unit
Intake air temperature
DB ˚F 80 70 80 80 70 80
WB ˚F 67 60 67 67 60 67
Discharge air temperature
DB ˚F 52 111 52 56 111 56
WB ˚F 51 — 51 53 — 53
Fan speed (High) rpm 1,170 1,170 1,170 1,300 1,300 1,300
Airflow (High) CFM 581 (Wet) 646 581 (Wet) 634 (Wet) 738 634 (Wet)
Outdoor unit
Intake air temperature
DB ˚F 95 47 95 95 47 95
WB ˚F — 43 — — 43 —
Fan speed rpm 810 810 810 840 810 840
Airflow CFM 1,691 1,691 1,691 1,769 1,701 1,769
OBH733G