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47_84 48_84 49_84 52_84 51_84 50_84. New 90% Furnaces Features. Reduced cabinet height from 40” to 34.5” Reduced width 80,000 BTU’s in 17.5” wide cabinet 100,000 BTU’s in 21” wide cabinet All families 3 position installation up/horz left-right down/horz left-right
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47_84 48_84 49_84 52_84 51_84 50_84 New 90% Furnaces Features • Reduced cabinet height from 40” to 34.5” • Reduced width • 80,000 BTU’s in 17.5” wide cabinet • 100,000 BTU’s in 21” wide cabinet • All families 3 position installation • up/horz left-right • down/horz left-right • Top line efficiency 97% AFUE
New 90% Furnace Heat Exchanger • Firing rate of 20,000 BTU per burner • Heat Exchanger improvements • Rear Header from Aluminized Steel to Stainless Steel • 1 piece tubular heat exchanger with optimized combustion air velocity • No joining of duel diameter tubes • Secondary heat exchanger from 1/2 “ to 3/8” diameter tubes • 2 years of field trials on production tooled heat exchangers Rear Header
VOC Driven Features • Internal trap plumbed for upflow • Thumb screws for easy door access • Improved door fit • Single screw size for simplified service • Vertical gas valve for easy field connections • Door sight glass aligns with control board LED • Capacitor mounted on front face of control board • Additional inlet air options, top plus both sides • Improved access to flame sensor & igniter • Downflow vent motor standardized with upflow
Quality Improvements • Silicon Nitride igniter on all models • Improved reliability over silicon carbide • “D” shaped blower hub • Guarantees blower set screw aligns with the flat on motor shaft • Pan head screws on wrapper sides • Smooth sides minimize scratching door frames • Embossed single piece wrapper • Added cabinet strength and reduced air leakage • Reduced sharp edges & corners on sheet metal • Raised wire penetration area • Prevents condensate from running down wires to controls • Improved burner bracket design • Burner alignment critical to combustion • Eliminated blower insulation notches • Improved cabinet insulation
New 90% Daikin Furnace Models 20K BTU firing rate Consistent Nomenclature 13 additional models for a total of 50 per Brand
A Winning Combination • Reduce cabinet height & width • Top of line efficiency increase • Additional models • Horizontal and downflow applications • Improved airflow sizing, 60k BTU 2 tons, 80k BTU in 3, 4 & 5 tons • 30k BTU model • Enhanced dealer feature • Pre-installed trap • Gas valve location • Heat exchanger reliability improvements