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SPECIFICATIONS continued
Model No. 80MGF4(X)-75 80MGF3/4(X)-100 80MGF4/5(X)-100
Input Btuh (kW) 75,000 (22.0) 100,000 (29.3)
Output Btuh (kW) 61,700 (18.1) 82,000 (24.0)
A.F.U.E. 80.0% 80.1% 80.0%
California Seasonal Efficiency 76.3% 76.5% 77.0%
Flue size connection diameter in. (mm) round 4 (102)
Temperature rise range F (C) 45 - 75 (25 - 42) 35 - 65 (19 - 36)
High static certified by A.G.A./C.G.A. in wg. (Pa) .50 (125) .65 (162)
Gas Piping Size I.P.S. Natural or LPG/propane 1/2 (13)
Blower wheel nominal
in. 12 x 8 12 x 9
diameter x width
mm 305 x 203 305 x 229
Blower motor output hp (W) 1/2 (373) 3/4 (560)
Nominal cooling
Tons 2, 2-1/2, 3, 3-1/2 or 4 3-1/2, 4, 5 or 6
that can be added
kW 7.0, 8.8, 10.6, 12.3 or 14.1 12.3, 14.1, 17.6 or 21.1
Shipping weight lbs. (kg) 1 package 140 (64) 175 (79)
Electrical characteristics 120 volts 60 hertz 1 phase (less than 12 amps) All models
Optional Accessories (Must Be Ordered Extra)
LPG/propane kit LB-69845L (38K84) LB-69845K (81J14)
Twinning Kit 15L3801 5 lbs. (2 kg)
Up−Flow/Horizontal Filter and Filter Rack Kits Single (32J02) Ten Pack (66K64) Single (46J14) Ten Pack (66K65)
No. & sizeoffilters− in. (mm)
(1) 16 x 20 x 1 (406 x 508 x 25)
(1) 20 x 20 x 1 (508 x 508 x 25)
Down-flow
Catalog No. LB-69843A (32J01) 3 lbs. (1 kg)
Filter Kit
No. & Size of Filters in. (mm) (2) 16 x 20 x 1 (406 x 508 x 25)
Down-flow Combustible floor Base LB-79239A (67J91) 10 lbs. (4 kg) LB-79239B (67J92) 10 lbs. (4 kg)
Sidewall Power Venting Kit 79J15 25 lbs. (11 kg)
Hanging Bracket Kit LB-69957 (46J66) 15 lbs. (8 kg)
Annual Fuel Utilization Efficiency based on U.S. DOE test procedures and according to FTC labeling regulations. Isolated combustion system rating for non-weatherized
furnaces.
Polyurethane frame type filter is furnished with kit.
Filters are not furnished with kit and must be ordered extra.
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