Item # Description Part # 1 Burner Tray Assy, NAT - R0316901-05 1 Burner Tray Assy, LPG - R0319501-05 2 Burner Tray, Shelf Only R0317001-05 3 Gas Valve, NAT - R0317100 3 Gas Valve, LPG - R0319600 4 Gas Orifice, NAT 0 - 3,000 ft alt. (EA.) L0032200 4 Gas Orifice, LPG 0 - 5,000 ft alt. (EA.) L0032900 5 Anti-Rotation Bracket 10835900 6 Burner, Main L0052300 7 Burner Manifold (125) L0052200 7 Burner Manifold (175) L0006300 7 Burner Manifold (250) L0006400 7 Burner Manifold (325) L0006500 7 Burner Manifold (400) L0006600 8 Temperature Control Assembly - LD R0011700 9 Wire Harness Assembly 10457800 10 Plate Assembly 10594600 11 Knob, Single Bar R0099900 12 Temperature Control Label H0166500 13 Temperature Sensor R0011800 14 Protector Sleeve, Bulb 10444900 15 "O" Ring, Temperature Control Bulb E0116400 16 Thermostat Knob, Black R0010700 17 Stop Plate, "Temp-Lok" 10583100 18 Temperature Control Gasket S0070000 19 Bezel S0069800 20 Stop Plate Screw (Not Shown) F0033300 21 Temperature Sensor Retainer Bracket 10447300 22 Retainer Bracket Screw F0009100 23 Pressure Switch & Siphon Loop Assembly (2 PSI) R0097600 24 Pressure Switch, 2 PSI R0013200 24 Pressure Switch, 1 PSI R0011300 24 Pressure Switch, 1-10 PSI R0015500 25 Siphon Loop Assembly R0057800 26 High-Limit Switch Assembly R0023200 27 High-Limit Switch, 135° F R0022700 28 High-Limit Switch, 150° F R0023000 29 High-Limit Switch Retainer Boot S0098900 30 High-Limit Switch Wire Harness 10419300 31 High-Limit Switch Retainer Clip 10418400 32 High-Limit Switch Cover 10418300 33 Fusible Link Assembly R0012200 34 Fusible Link Bracket 10479900 35 Terminal Block R0097800 36 Ignition Control Assembly R0344600 37 Ignition Control R0408100 38 Harness Assembly (Not Shown) R0059800 39 Transformer (115V/220V-24V) (Not Shown) R0061100 40 Ignition Control Panel (Not Shown) 10451200 41 In-Line Fuse Assembly (Not Shown) 10480000 42 Ignitor R0317200

Item # Description Part # 43 Top Enclosure R0343401-05 44 Top Filler Plate R0343701-05 45 Rainshield Kit R0318301-05 46 Flue Collector Assembly R0316401-05 47 Outdoor Vent Cap 10561501-05 48 Indoor Drafthood 10561401-05 49 Flue Transition Plate 10861901-05 50 Adapter Plate 10535301-05 50 Clip 10211000 52 Flue Collector Hold Down Clamp 10726000 53 Inlet/Outlet Header, 2" R0056400 53 Inlet/Outlet Header, Bronze, 2" R0016800 54 Return Header (Includes set of 9 gaskets) R0058300 54 Return Header, Bronze (Includes set of 9 gaskets) R0054600 55 Header Bolt Assembly (Set of 8) R0057000 56 Bolt for Headers, 2 1/2" F0046100 57 Washer for Headers F0011100 58 Nut for Headers F0003100 59 Header Gasket Assembly (Set of 18) R0050800 60 Flange & Gasket Assembly (Set of 2 ) R0055000 61 Flange, 2" 10573500 62 Flange Gasket, 2" S0078000 63 Flange Sleeve, 2" S0078200 64 Flange Bolt F0031700 65 Flange Gasket, 1 1/2 - 2" S0078100 66 Rubber Grommet for Drain Plug R0316300 67 Grommet, Slitted (Not Shown) S0071100 68 Brass Connector Body P0019701 69 Brass Drain Plug 1/4" P0026800 70 Brass Plug, 3/4" P0027000 71 By-Pass Assembly w/o spring (Iron Cap) R0013100 71 By-Pass Assembly with spring (Bronze Cap) 10701401-05 72 By-Pass Valve Rod S0079800 73 Brass Nut (For Rod) F0048400 74 By-Pass Valve Disc R0011500 75 By-Pass Valve Control Cap (Iron) 10452200 75 By-Pass Valve Control Cap (Bronze) 10557400 76 Control Cap Bolts (2 Required) F0041600 77 By-Pass Valve Spring, Purple (125) S0079900 77 By-Pass Valve Spring, White (175) S0061400 77 By-Pass Valve Spring, Red (250) S0061300 77 By-Pass Valve Spring, Blue (325) S0061200 77 By-Pass Valve Spring, Black (400) S0070100 78 By-Pass Valve Gasket R0011400 79 Heat Exch. Tube Assy. (Incl. set of 18 gaskets) R0018101-05 80 Heat Exchanger Baffle (8 Required) 10697401-05 81 Baffle Retainer S0083900 82 Heat Exchanger Support Clip (2 Required) 10457000 83 Flow Restrictors (2 Required) (Not Shown) S0000300 84 Heat Exchanger End Baffles (2 Required) R0332301-05 85 Complete Combustion Chamber Assy. R0316701-05 86 Door with Latch R0343601-05 87 Jacket Assembly, Less Top Assembly R0343501-05 88 Gap Closure, Inlet/Outlet R0344300 89 Gap Closure, Return R0344400 90 Button Plug, 1-3/4" F0035300 91 Button Plug, 7/8" F0032300 92 Button Plug, 2" (With hole for gas line) F0056600