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TECHNICAL
SPECIFICATIONS
FEATURES and BENEFITS
FG7T (A and K Series)
• i SEER: Energy efficient br ushless DC (ECM) motor
®
giv es up to 1 SEER point efficiency gain in cooling.
, Smartlite
• 100% fired and tested: All units and each component
Two Stage, Fixed Speed, are tested on the man uf actur ing line .
• Best packaging in the industry: Unique cor ner post
High Efficiency Upflow/Horizontal
design assures product will arr iv e to the homeo wner dent
and
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GAS FURNACE COMPONENTS 1. Blo w er Assemb ly 8 6 10 11 2. Blo w er Door Switch 3. Bur ner Assemb ly 4. Flame Roll-Out Switch 5. Flame Sensor 6. Fur nace Control Board 15 16 7. Gas Manif old 5 8. Gas V alv e 9 9. Igniter 7 2 10. Inducer Assemb ly 3 11. Main Air Limit Switch 4 12. Motor Chok e (3/4 and 1HP only) 13. Motor Control Board 1 14. Motor Control Bo x 12 13 15. Pressure Switch(s) 14 16. T r ansf or mer Upflow/Horizontal Gas Furnace 1. Blo w er Assemb
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FLANGES FLANGES 4 KNOCKOUTS DIMENSIONS TOP VIEW D C FRONT *TA Dimension Dimension Dimension Dimension BRACE Model #’s “A” “B” “C” “D” 060-23A1 14 1/4 10 3/4 12 5/8 12 7/8 19 23 080-24B1 BOTTOM 100-24B1 17 1/2 11 3/4 15 7/8 16 1/8 PANEL 100-35C1 120-35C1 21 14 19 3/8 19 5/8 ACCEPTS 4” 140-45D1 24 1/2 15 1/4 22 7/8 23 1/8 TYPE B BOTTOM VIEW B VENT PIPE Ø 7/8 HOLE FOR THERMOSTAT 25 3/8 22 1/4 1 5/8 X 3 1/2 Ø 7/8 HOLE FOR HOLE FOR GAS ELECTRIC Ø 7/8 HOLE FOR ELECTRIC 25 21 3/4 (BOTH SI
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BLOWER PERFORMANCE - FG7TA/TK FG7TA/TK - 80% AFUE, Two Stage Gas Furnace Motor Switch External Static Pressure (in.w.c.) Heating Setting 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 Model Number Input (Btuh) 1/5 2/6 3/7 4/8 CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise 0 0 0 0 1 0 0 0 0 1 0 0 600 74 555 80 510 1 1 0 0 705 63 670 66 635 70 600 74 0 0 1 0 775 57 740 60 705 63 665 67 1 0 1 0 900 49 870 51 835 53 800 56 765 58 730 61 695 64 660 67 0 1 1 0 950 47 920 48 890 50 85
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BLOWER PERFORMANCE - FG7TA/TK Continued G7TA/TK - 80% AFUE, Two Stage Gas Furnace External Static Pressure (in.w.c.) Motor Switch Heating Setting 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 Model Number Input (Btuh) 1/5 2/6 3/7 4/8 CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise 0 0 0 0 905 82 890 83 805 92 780 95 1 0 0 0 980 76 930 80 900 82 835 89 820 90 800 93 715 104 670 111 0 1 0 0 1095 68 1015 73 980 76 915 81 895 83 870 85 810 91 765 97 1 1 0 0 1160 64 1100 67 1065 70 1035
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BLOWER PERFORMANCE - FG7TA/TK Continued FG7TA/TK - 80% AFUE, Two Stage Gas Furnace Motor Switch External Static Pressure (in.w.c.) Heating Setting Model Number Input 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 (Btuh) 1/5 2/6 3/7 4/8 CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise 0 0 0 0 1125 79 1040 1 0 0 0 1205 74 1120 79 1040 85 0 1 0 0 1305 68 1225 73 1150 77 1070 83 1 1 0 0 1430 62 1350 66 1270 70 1190 75 1110 80 1030 86 0 0 1 0 1525 58 1450 61 1375 65 1300 68 1
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MODEL IDENTIFICATION CODE FG 7 T A 080 C 23 B 1 Gas Fur nace Re vision Le v el Design Ser ies Cabinet Width A = 14.25 B = 17.50 S = Single Stage C = 21.00 T = T w o Stage D = 24.50 M = Modulating A = 80% Upflo w/Hor iz ontal Cooling Airflow C = 92.1% / 95.1% Upflo w/Hor iz ontal 23 = 2-3 T ons K = 80% Do wnflo w 24 = 2-4 T ons L = 92.1% / 95.1% Do wnflo w 35 = 3-5 T ons Q = 96.4+% AFUE Upflo w/Hor iz ontal 45 = 4-5 T
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ACCESSORIES FG7TA/TK KITS Description SKU Fix ed speed -to- v ar iab le speed 904880 "A" Cabinet do wnflo w sub base kit 902974 "B", "C", "D" Cabinet do wnflo w sub base kit 904911 U .S . LP Con v ersion kit (0 to 10,000 ft.) 904914 Canada LP Con v ersion kit (0 to 4,500 ft.) 904915 Bottom retur n filter 20 per bo x, "A" cabinet 903088 Bottom retur n filter 20 per bo x, "B" cabinet 904916 Bottom retur n filter 20 per bo x, "C" cabinet 904917 Bottom retur n filter 20
