Parts Manual

ManualsBrandsAirQuest ManualsCentral Air & Heating5 Ton 24.5" Width Horizontal Evaporator Cased Coil

TECHNICAL SUPPORT MANUAL Horizontal Coils: ENH4X

484 04 3700 00 3

COOLING CAPACITIES (MBH)

UNIT

SIZE

INDOOR COIL

AIR

SATURATED TEMPERATURE LEAVING EVAPORATOR _F (_C)

30 (−1) 35 (2) 40 (4) 45 (7) 50 (10)

CFM EWB TC SHC BF TC SHC BF TC SHC BF TC SHC BF TC SHC BF

600

72 (22) 39.00 19.00 0.00 36.00 17.50 0.00 32.70 15.90 0.00 28.80 14.10 0.00 24.60 12.30 0.01

67 (19) 32.80 19.80 0.01 29.80 18.20 0.01 26.30 16.40 0.01 22.40 14.60 0.02 18.10 12.60 0.02

62 (17) 27.20 20.50 0.02 24.00 18.70 0.02 20.50 16.90 0.02 16.60 15.00 0.02 13.10 13.10 0.05

800

72 (22) 47.10 22.80 0.00 43.60 21.10 0.00 39.60 19.30 0.00 35.00 17.30 0.02 29.90 15.10 0.02

67 (19) 39.80 24.20 0.03 36.10 22.30 0.03 32.00 20.30 0.03 27.30 18.10 0.03 22.00 15.90 0.03

62 (17) 33.10 25.40 0.03 29.30 23.40 0.03 25.10 21.20 0.03 20.50 19.00 0.04 16.70 16.70 0.09

1000

72 (22) 53.40 25.90 0.00 49.50 24.20 0.00 45.10 22.10 0.02 40.00 19.90 0.03 34.10 17.50 0.04

67 (19) 45.30 27.90 0.05 41.20 25.90 0.05 36.60 23.70 0.05 31.30 21.30 0.05 25.20 18.70 0.05

62 (17) 37.80 29.60 0.05 33.60 27.40 0.05 28.80 25.10 0.05 23.80 22.70 0.06 20.00 20.00 0.13

750

72 (22) 48.00 23.50 0.00 44.00 21.40 0.00 39.70 19.20 0.00 34.80 17.00 0.00 29.40 14.60 0.01

67 (19) 40.30 24.20 0.01 36.20 22.00 0.02 31.80 19.70 0.02 26.80 17.40 0.02 21.40 15.00 0.02

62 (17) 33.20 24.80 0.02 29.10 22.50 0.02 24.60 20.20 0.02 19.90 17.90 0.02 15.60 15.60 0.05

1000

72 (22) 58.70 28.50 0.00 53.90 26.10 0.00 48.50 23.60 0.00 42.50 20.90 0.02 35.80 18.10 0.03

67 (19) 49.40 29.90 0.03 44.40 27.30 0.03 38.90 24.60 0.04 32.90 21.70 0.04 26.20 18.80 0.04

62 (17) 40.80 30.90 0.04 35.80 28.20 0.04 30.30 25.40 0.04 24.60 22.60 0.05 19.90 19.90 0.10

1250

72 (22) 67.40 32.70 0.00 61.90 30.10 0.00 55.70 27.30 0.02 48.80 24.20 0.04 41.10 21.00 0.05

67 (19) 56.80 34.70 0.05 51.20 31.80 0.06 44.90 28.70 0.06 37.80 25.50 0.06 30.10 22.20 0.06

62 (17) 47.10 36.30 0.06 41.30 33.20 0.06 35.00 30.10 0.06 28.60 27.00 0.07 23.70 23.70 0.14

750

72 (22)

74.50 37.07 0.00 68.51 33.85 0.00 61.86 30.50 0.00 54.41 27.00 0.00 46.04 23.35 0.00

67 (19)

62.13 37.73 0.01 56.03 34.37 0.01 49.24 30.87 0.01 41.66 27.24 0.01 32.96 23.39 0.01

62 (17)

50.98 38.20 0.01 44.75 34.72 0.01 37.95 31.17 0.01 30.17 27.36 0.01 23.70 23.70 0.06

1000

72 (22)

92.35 45.51 0.00 85.01 41.76 0.00 76.78 37.78 0.00 67.46 33.54 0.01 57.03 29.08 0.01

67 (19)

77.15 46.96 0.02 69.62 42.94 0.02 61.18 38.71 0.02 51.69 34.27 0.02 41.04 29.62 0.02

62 (17)

63.39 48.06 0.02 55.66 43.85 0.02 47.21 39.53 0.02 38.21 35.15 0.02 30.59 30.59 0.08

1250

72 (22)

107.37 52.63 0.00 98.97 48.52 0.00 89.37 44.04 0.01 78.59 39.23 0.02 66.39 34.13 0.02

67 (19)

89.89 54.97 0.03 81.19 50.47 0.03 71.37 45.67 0.03 60.28 40.57 0.03 47.77 35.20 0.03

62 (17)

73.97 56.83 0.03 64.99 52.05 0.03 55.22 47.14 0.03 44.93 42.16 0.04 36.94 36.94 0.11

900

72 (22) 58.10 28.30 0.00 53.40 25.90 0.00 48.00 23.30 0.00 42.10 20.60 0.01 35.50 17.80 0.02

67 (19) 48.90 29.50 0.02 44.00 26.90 0.03 38.50 24.20 0.03 32.50 21.30 0.03 25.90 18.40 0.03

62 (17) 40.40 30.40 0.03 35.40 27.70 0.03 29.90 24.90 0.03 24.20 22.10 0.04 19.40 19.40 0.08

1200

72 (22) 70.00 33.90 0.00 64.30 31.20 0.00 57.80 28.30 0.02 50.70 25.10 0.04 42.70 21.80 0.05

67 (19) 58.90 35.90 0.05 53.10 32.90 0.05 46.50 29.70 0.05 39.30 26.40 0.06 31.20 22.90 0.06

62 (17) 48.80 37.50 0.06 42.80 34.30 0.06 36.30 31.00 0.06 29.60 27.80 0.06 24.40 24.40 0.13

1500

72 (22) 79.30 38.60 0.00 72.90 35.60 0.02 65.70 32.30 0.05 57.50 28.80 0.06 48.50 25.10 0.07

67 (19) 67.00 41.30 0.08 60.40 38.00 0.08 53.00 34.40 0.08 44.70 30.70 0.08 35.50 26.80 0.09

62 (17) 55.70 43.60 0.09 48.80 40.00 0.09 41.60 36.50 0.09 34.20 32.90 0.10 28.80 28.80 0.18

1050

72 (22) 74.40 36.30 0.00 68.10 33.10 0.00 61.20 29.70 0.00 53.50 26.20 0.01 45.00 22.60 0.02

67 (19) 62.30 37.60 0.02 56.00 34.20 0.03 48.90 30.60 0.03 41.20 27.00 0.03 32.80 23.30 0.03

62 (17) 51.40 38.60 0.03 44.90 35.00 0.03 37.90 31.40 0.03 30.60 27.80 0.04 24.40 24.40 0.08

1400

72 (22) 90.20 43.80 0.00 82.60 40.10 0.00 74.10 36.20 0.01 64.70 32.00 0.04 54.40 27.60 0.05

67 (19) 75.80 46.00 0.05 68.00 42.00 0.05 59.40 37.70 0.06 50.00 33.40 0.06 39.60 28.90 0.06

62 (17) 62.60 47.70 0.06 54.70 43.50 0.06 46.20 39.20 0.06 37.50 35.00 0.07 30.70 30.70 0.13

1750

72 (22) 103.00 50.00 0.00 94.30 46.00 0.00 84.60 41.50 0.05 73.90 36.80 0.06 62.00 32.00 0.07

67 (19) 86.70 53.10 0.08 77.80 48.60 0.08 68.00 43.90 0.08 57.10 39.00 0.08 45.20 33.90 0.09

62 (17) 71.70 55.70 0.09 62.70 50.90 0.09 53.10 46.20 0.09 43.40 41.50 0.10 36.30 36.30 0.18

1050

72 (22) 96.72 47.64 0.00 89.31 43.85 0.00 80.91 39.78 0.00 71.39 35.44 0.00 60.74 30.89 0.01

67 (19) 80.93 49.26 0.01 73.30 45.20 0.01 64.67 40.88 0.01 54.97 36.34 0.01 43.99 31.53 0.01

62 (17) 66.64 50.56 0.01 58.77 46.28 0.01 50.10 41.84 0.01 40.70 37.29 0.02 32.63 32.63 0.07

1400

72 (22) 117.07 57.30 0.00 108.20 53.03 0.00 98.03 48.31 0.01 86.74 43.33 0.02 73.81 37.96 0.02

67 (19) 98.18 60.23 0.03 89.03 55.55 0.03 78.69 50.55 0.03 66.93 45.19 0.03 53.54 39.46 0.03

62 (17) 81.03 62.70 0.03 71.60 57.72 0.03 61.25 52.56 0.03 50.15 47.21 0.03 41.46 41.46 0.11

1750

72 (22) 133.38 65.28 0.00 123.30 60.58 0.02 111.98 55.48 0.03 99.21 50.01 0.04 84.49 44.04 0.04

67 (19) 112.09 69.50 0.04 101.79 64.41 0.05 90.14 58.95 0.05 76.76 52.99 0.05 61.46 46.55 0.05

62 (17) 92.72 73.26 0.05 82.16 67.85 0.05 70.58 62.18 0.05 58.38 56.24 0.06 49.33 49.33 0.15

— Continued on next page —

Legend:

CFM − Cubic Ft. per Minute EWB − Entering Wet Bulb LWB − Leaving Wet Bulb TC − Gross Cooling Capacity 1000 Btuh

SHC − Gross Sensible Capacity 1000 Btuh BF − Bypass Factor MBH − 1000 Btuh

See notes following.