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SPECIFICATIONS
Gas
Heating
Performance
ModelNo. G60UH−24A−045 G60UH−24A−070 G60UH−36A−070
Low NOx Model No. G60UH−24A−045X − − − G60UH−36A−070X
Input− Btuh (kW) low fire 30,000 (8.8) 45,000 (13.2) 45,000 (13.2)
Output− Btuh (kW) low fire 24,000 (7.0) 36,000 (10.6) 36,000 (10.6)
Input− Btuh (kW) high fire 44,000 (12.9) 66,000 (19.3) 66,000 (19.3)
Output− Btuh (kW) high fire 36,000 (10.5) 54,000 (15.8) 54,000 (15.8)
AFUE 80.0% 80.0% 80.0%
California Seasonal Efficiency 73.1 74.2 73.9
Highstatic(AGA/CGA)− in.w.g. (Pa) .50 (124) .50 (124) .50 (124)
Temperature rise range − F (C) low fire 15 − 45 (8 − 25) 20 − 50 (11 − 28) 20 − 50 (11 − 28)
Temperature rise range − F (C) high fire 35 − 65 (19 − 36) 40 − 70 (22 − 39) 40 − 70 (22 − 39)
Connections
Flue connection − in. (mm) round 4 (102) 4 (102) 4 (102)
GaspipesizeIPS− in. (mm) 1/2 (12.7) 1/2 (12.7) 1/2 (12.7)
Indoor
Wheelnominaldiameter xwidth −in. (mm) 10 x 7 (254 x 178) 10 x 7 (254 x 178) 10 x 8 (254 x 203)
ower
Motoroutput − hp (W) 1/5 (149) 1/5 (149) 1/3 (249)
Tons(kW) ofadd-oncooling 2 (7.0) 2 (7.0) 2 − 3 (7.0 − 10.6)
Shippingweight − 1 package 121 lbs. (55 kg) 127 lbs. (58 kg) 132 lbs. (60 kg)
Matching Coils
Up−flow cased C33−18A−2F, C33−24A−2F, C33−30A−2F, C33−36A−2F, C33−38A−2F
Horizontal CH33−18A−2F, CH33−24/30A−2F, CH33−36A−2F
Electricalcharacteristics 120 volts − 60 hertz − 1 phase (less than 12 amps)
OPTIONAL ACCESSORIES − MUST BE ORDERED EXTRA
Air Filter and Rack Kit
Number and size of filters
Horizontal (end) 87L95 − (1) 14 x 25 x 1 in. (356 x 635 x 25 mm)
ers
Side Return Single (44J22) or Ten Pack (66K63) − (1) 16 x 25 x 1 in. (406 x 635 x 25 mm)
EZ Filter Base
Catalog Number − Shipping Weight 73P55 − 6 lbs. (3 kg)
Dimensions − H x W x D 4 x 14−1/4 x 28−5/8 in. (102 x 362 x 727 mm)
Number and size of filter (field provided) 14 x 25 x 1 in. (356 x 635 x 25 mm)
Horizontal Support Frame Kit − Shipping Weight 56J18 18 lbs. (8 kg)
Vent Adaptor − 6 in. 152 (mm) connection size 18M79 − 2 lbs. (1 kg) 18M79 − 2 lbs. (1 kg) 18M79 − 2 lbs. (1 kg)
High Altitude See Page 10
Propane/Natural Gas Kit 0 to 7500 ft (0 − 2286m 59M87
Annual Fuel Utilization Efficiency based on DOE test procedures and according to FTC labeling regulations. Isolated combustion system rating for non-weatherized furnaces.
NOTE − Filters and provisions for mounting are not furnished and must be field provided.
The same C33 uncased models match the furnaces shown but require an optional adaptor base or field fabricated transition. See C33 coil bulletin for additional information.
Cleanable polyurethane frame type filter.