Page 36NOTE: To supply the correct part it is important thatyou state the model number, serial number and typeof gas when applicable. This information is on therating plate inside the heater.11.2 Parts ListThe following three pages contain a parts list,general exploded view and detailed exploded views toaid in parts identification. Please refer to these pageswhen ordering parts for your Lite2 pool/spa heater.MAIN GAS ASSEMBLY1 Burner Tray Assy, NAT - 125-400 R0316901-051 Burner Tray Assy, LPG - 125-400 R0319501-052 Burner Tray, Shelf Only 125-400 R0317001-053 Gas Valve, NAT - All R03171003 Gas Valve, LPG - All R03196004 Gas Orifice, NAT 0 - 3,000 ft alt. (EA.) (Note 1) All L00322004 Gas Orifice, LPG 0 - 5,000 ft alt. (EA.) (Note 2) All L00329005 Anti-Rotation Bracket All 108359006 Burner, Main All L00523007 Burner Manifold 125 L00522007 Burner Manifold 175 L00063007 Burner Manifold 250 L00064007 Burner Manifold 325 L00065007 Burner Manifold 400 L0006600ELECTRICAL SYSTEM8 Temperature Control Assembly - LD All R00117009 Wire Harness Assembly All 1045780010 Plate Assembly All 1059460011 Knob, Single Bar All R009990012 Temperature Control Label All H016650013 Temperature Sensor All R001180014 Protector Sleeve, Bulb All 1044490015 "O" Ring, Temperature Control Bulb All E011640016 Thermostat Knob, Black All R001070017 Stop Plate, "Temp-Lok" All 1058310018 Temperature Control Gasket All S007000019 Bezel All S006980020 Stop Plate Screw (Not Shown) All F003330021 Temperature Sensor Retainer Bracket All 1044730022 Retainer Bracket Screw All F000910023 Pressure Switch & Siphon Loop Assembly (2 PSI) All R009760024 Pressure Switch, 2 PSI All R001320024 Pressure Switch, 1 PSI All R001130024 Pressure Switch, 1-10 PSI All R001550025 Siphon Loop Assembly All R005780026 High-Limit Switch Assembly All R002320027 High-Limit Switch, 135° F All R002270028 High-Limit Switch, 150° F All R002300029 High-Limit Switch Retainer Boot All S009890030 High-Limit Switch Wire Harness All 1041930031 High-Limit Switch Retainer Clip All 1041840032 High-Limit Switch Cover All 1041830033 Fusible Link Assembly All R001220034 Fusible Link Bracket All 1047990035 Terminal Block All R009780036 Ignition Control Assembly All R034460037 Ignition Control All R040810038 Harness Assembly (Not Shown) All R005980039 Transformer (115V/220V-24V) (Not Shown) All R006110040 Ignition Control Panel (Not Shown) All 1045120041 In-Line Fuse Assembly (Not Shown) All 1048000042 Ignitor All R0317200VENT SYSTEM43 Top Enclosure 125-400 R0343401-0544 Top Filler Plate 125-400 R0343701-0545 Rainshield Kit 125-400 R0318301-0546 Flue Collector Assembly 125-400 R0316401-0547 Outdoor Vent Cap 125-400 10561501-0548 Indoor Drafthood 125-400 10561401-0549 Flue Transition Plate 125-400 10861901-0550 Adapter Plate 125-400 10535301-0550 Clip All 1021100052 Flue Collector Hold Down Clamp All 10726000WATER SYSTEM53 Inlet/Outlet Header, 2" All R005640053 Inlet/Outlet Header, Bronze, 2" All R001680054 Return Header (Includes set of 9 gaskets) All R005830054 Return Header, Bronze (Includes set of 9 gaskets)All R005460055 Header Bolt Assembly (Set of 8) All R005700056 Bolt for Headers, 2 1/2" All F004610057 Washer for Headers All F001110058 Nut for Headers All F000310059 Header Gasket Assembly (Set of 18) All R005080060 Flange & Gasket Assembly (Set of 2 ) All R005500061 Flange, 2" All 1057350062 Flange Gasket, 2" All S007800063 Flange Sleeve, 2" All S007820064 Flange Bolt All F003170065 Flange Gasket, 1 1/2 - 2" All S007810066 Rubber Grommet for Drain Plug All R031630067 Grommet, Slitted (Not Shown) All S007110068 Brass Connector Body All P001970169 Brass Drain Plug 1/4" All P002680070 Brass Plug, 3/4" All P002700071 By-Pass Assembly w/o spring (Iron Cap) All R001310071 By-Pass Assembly with spring (Bronze Cap) 125-400 10701401-0572 By-Pass Valve Rod All S007980073 Brass Nut (For Rod) All F004840074 By-Pass Valve Disc All R001150075 By-Pass Valve Control Cap (Iron) All 1045220075 By-Pass Valve Control Cap (Bronze) All 1055740076 Control Cap Bolts (2 Required) All F004160077 By-Pass Valve Spring, Purple 125 S007990077 By-Pass Valve Spring, White 175 S006140077 By-Pass Valve Spring, Red 250 S006130077 By-Pass Valve Spring, Blue 325 S006120077 By-Pass Valve Spring, Black 400 S007010078 By-Pass Valve Gasket All R001140079 Heat Exch. Tube Assy. (Incl. set of 18 gaskets) 125-400 R0018101-0580 Heat Exchanger Baffle (8 Required) 125-400 10697401-0581 Baffle Retainer All S008390082 Heat Exchanger Support Clip (2 Required) All 1045700083 Flow Restrictors (2 Required) (Not Shown) 125 S000030084 Heat Exchanger End Baffles (2 Required) 125-400 R0332301-05FIREBOX COMPONENTS85 Complete Combustion Chamber Assy. 125-400 R0316701-05JACKET COMPONENTS86 Door with Latch 125-400 R0343601-0587 Jacket Assembly, Less Top Assembly 125-400 R0343501-0588 Gap Closure, Inlet/Outlet All R034430089 Gap Closure, Return All R034440090 Button Plug, 1-3/4" All F003530091 Button Plug, 7/8" All F003230092 Button Plug, 2" (With hole for gas line) All F0056600OPTIONAL COMPONENTSNon Combustible Base 125-400 10521701-05Pressure Relief Valve 3/4" NPT, 75 PSI All R0040400Touch Up Spray Paint, Grey All R0335800Flame Sense Rod, Retrofit All R0334300Igniter Condensate Shield, Retrofit Kit All R0334200Notes:1. For altitudes 2,000 Ft above sea level, call factory for orifice size.2. For altitudes 5,000 Ft above sea level, call factory for orifice size.Key Model OrderNo Description No Part No.Key Model OrderNo Description No Part No.