MXZ-SM42NAMHZ Service Manual

23
OCH789
4-3. STANDARD OPERATION DATA (REFERENCE DATA)
Operation
MXZ-SM36NAM-U1 MXZ-SM48NAM-U1 MXZ-SM60NAM-U1
Operating
conditions
Ambient
temperature
Indoor
DB/WB
80°F/67°F
[26.7°C /
19.4°C]
70°F/60°F
[21.1°C/15.6°C]
80°F/67°F
[26.7°C/19.4°C]
70°F/60°F
[21.1°C/15.6°C]
80°F/67°F
[26.7°C/19.4°C]
70°F/60°F
[21.1°C/15.6°C]
Outdoor
95°F/75°F
[35.0°C/23.9°C]
47°F / 43°F
[8.3°C/6.1°C]
95°F/ 75°F
[35.0°C /
23.9°C]
47°F/43°F
[8.3°C/6.1°C]
95°F/75°F
[35.0°C/23.9°C]
47°F/43°F
[8.3°C/6.1°C]
Indoor unit No. of connected units
Unit
3 4 4
No. of units in operation 3 4 4
Model ― 12 × 3 12 × 4 15 × 4
Piping Main pipe
Ft (m)
9.84 (3) 9.84 (3) 9.84 (3)
Branch pipe 14.76 (4.5) 14.76 (4.5) 14.76 (4.5)
Total pipe length 54.13 (16.5) 68.90 (21) 68.90 (21)
Fan speed ― Hi Hi Hi
Amount of refrigerant LBS. OZ.
(kg)
17 LBS. (7.7) 17 LBS. 3 OZ. (7.8) 19 LBS. 6 OZ. (8.8)
Outdoor
unit
Electric current A 10.2 13.3 15.6 17.1 19.3 20.4
Voltage V 230 230 230
Compressor frequency Hz 47 66 64 81 53 64
LEV
opening
Indoor unit
Pulse 268 438 247 313 386 498
Pressure High pressure/Low pressure PSIG
[MPaG]
370/116
[2.55/0.80]
406/104
[2.80/0.72]
419/112
[2.89/0.77]
409/97
[2.82/0.67]
397/144
[2.74/0.99]
425/97
[2.93/0.67]
Temp. of
each
section
Outdoor
unit
Discharge
°F[°C]
139.1 [59.5] 145.8 [63.2] 154.2 [67.9] 149.2 [65.1] 141.8 [61.0] 154.4 [68.0]
Heat exchanger outlet 101.3 [38.5] 34.3 [1.3] 99.7[37.6] 32.2 [0.1] 99.9 [37.7] 33.1 [0.6]
Accumulator inlet 49.5 [9.7] 33.4 [0.8] 47.1 [8.4] 31.3 [−0.4] 52.7 [11.5] 32.2 [0.1]
Compressor inlet 45.3 [7.4] 33.6 [0.9] 42.4 [5.8] 32.7 [0.4] 53.4 [11.9] 30.9 [-0.6]
Indoor unit Lev inlet 83.7 [28.7] 100.2 [37.9] 71.1 [21.7] 98.8 [37.1] 89.6 [32.0] 104.0 [40.0]
Heat exchanger inlet 49.6 [9.8] 132.3 [55.7] 47.5 [8.6] 134.6 [57.0] 56.1 [13.4] 141.8 [61.0]
Operation
MXZ-SM36NAMHZ-U1 MXZ-SM42NAMHZ-U1 MXZ-SM48NAMHZ-U1
Operating
conditions
Ambient
temperature
Indoor
DB/WB
80°F/67°F
[26.7°C/19.4°C]
70°F/60°F
[21.1°C/15.6°C]
80°F/67°F
[26.7°C/19.4°C]
70°F/60°F
[21.1°C/15.6°C]
80°F/67°F
[26.7°C/19.4°C]
70°F/60°F
[21.1°C/15.6°C]
Outdoor 95°F/75°F
[35.0°C/23.9°C]
47°F / 43°F
[8.3°C/6.1°C]
95°F/ 75°F
[35.0°C/23.9°C]
47°F/43°F
[8.3°C/6.1°C]
95°F/ 75°F
[35.0°C/23.9°C]
47°F/43°F
[8.3°C/6.1°C]
Indoor unit No. of connected units
Unit
3 3 4
No. of units in operation 3 3 4
Model ― 12 × 3 12 × 2 + 18 × 1 12 × 4
Piping Main pipe
Ft (m)
9.84 (3) 9.84 (3) 9.84 (3)
Branch pipe 14.76 (4.5) 14.76 (4.5) 14.76 (4.5)
Total pipe length 54.13 (16.5) 68.90 (21) 68.90 (21)
Fan speed ― Hi Hi Hi
Amount of refrigerant LBS. OZ.
(kg)
17 LBS. (7.7) 17 LBS. (7.7) 17 LBS. 3 OZ. (7.8)
Outdoor
unit
Electric current A 10.2 13.3 13.4 14.8 15.6 17.1
Voltage V 230 230 230
Compressor frequency Hz 47 66 58 70 64 81
LEV
opening
Indoor unit
Pulse 268 438 234/358 292/437 247 313
Pressure High pressure/Low pressure PSIG
[MPaG]
370/116
[2.55/0.80]
406/104
[2.80/0.72]
403/155
[2.78/1.07]
332/100
[2.29/0.69]
419/112
[2.89/0.77]
409/97
[2.82/0.67]
Temp. of
each
section
Outdoor
unit
Discharge
°F[°C]
139.1 [59.5] 145.8 [63.2] 142.9 [61.6] 131.7 [55.4] 154.2 [67.9] 149.2 [65.1]
Heat exchanger outlet 101.3 [38.5] 34.3 [1.3] 100.9 [38.3] 32.9 [0.5] 99.7 [37.6] 32.2 [0.1]
Accumulator inlet 49.5 [9.7] 33.4 [0.8] 55.4 [13.0] 31.8 [−0.1] 47.1 [8.4] 31.3 [-0.4]
Compressor inlet 45.3 [7.4] 33.6 [0.9] 54.5 [12.5] 31.1 [−0.5] 42.4 [5.8] 32.7 [0.4]
Indoor unit Lev inlet 83.7 [28.7] 100.2 [37.9] 73.8 [23.2] 79.0 [26.1] 71.1 [21.7] 98.8 [37.1]
Heat exchanger inlet 49.6 [9.8] 132.3 [55.7] 56.5 [13.6] 123.8 [51.0] 47.5 [8.6] 134.6 [57.0]