Laars Lite 2 LD LG Parts

**Replacement Parts Quick Reference**
R0317200 R0334300 R0096700 R0096600 R0011700 R0058200 R0317100 R0319600 R0096400 R0096900 L0052300 R0013200 R0022700 R0023000 R0012200 R0325200 R0061100 R0050800 S0078000 S0078100	Hot Surface Igniter for LD Heater Flame Sensor for LD Heater Pilot for LG Heater (Natural Gas) Pilot for LG Heater (Propane Gas) Temperature Control for LD Heater Temperature Control for LG Heater Natural Gas Valve for LD Heater Propane Gas Valve for LD Heater Natural Gas Valve for LG Heater Propane Gas Valve for LG Heater Main Gas Burner Water Pressure Switch 2 PSI 135°F High-Limit Switch 150°F High-Limit Switch Fusible Link Assembly Ignition Control for LD Heater Transformer Header Gaskets (Set of 18) Flange Gaskets (2") Flange Gaskets (1½")
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**Pilot Ignition System**
LD Models (Electronic Hot Surface Ignition)
R0367100 R0334300	Hot Surface Igniter (LD) Flame Sensor (with burner) (LD)
LG Models (Millivolt Standing Pilot)
R0099100 R0099200	Complete Pilot & Burner Assembly (Natural Gas) (LG)* Complete Pilot & Burner Assembly (Propane Gas) (LG)*
R0096600 R0096700	Pilot Replacement Kit (Propane Gas) (LG)* Pilot Replacement Kit (Natural Gas) (LG)*
W0036901	Pilot Generator Cartridge Assembly (LG)* Note: The W0036901 Pilot Generator Assembly is included in both the R0099100/R0099200 Complete Pilot & Burner Assemblies and the R0096600/R0096700 Pilot Replacement Kits above.
10418820 10457500 R0098900	Ceramic Insulator Assembly (LG) Main Burner with Pilot Bracket (LG)* High Voltage Lead Assembly*
R0037000 R0096800 R0323300	Pilot Tubing (LG)* Piezo Lighter Assembly (LG) Pilot Condensate Shield (LG)
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**Electrical System**
R0058200 R0011700	Temperature Control Assembly (LG) Temperature Control Assembly (LD)
R0058000 10457300 R0099800 H0105300	Temp Control Wiring Harness (LG) Temp Control Plate Assembly (LG) Temp Control On-Off Switch (LG) Temp Control Label (LG)
10457800 10594600 R0099900 H0166500	Temp Control Wiring Harness (LD) Temp Control Plate Assembly (LD) Temp Control Single Bar Knob (LD) Temp Control Label (LD)
R0010700 10583100 S0070000 F0033300	Temp Control Black Thermostat Knob Temp Control "Temp-Lok" Stop Plate Temp Control Gasket Temp Control Stop Plate Screw
E0116400 10444900	Temp Control Bulb "O" Ring Temp Control Bulb Protector Sleeve
S0069800	Bezel
R0011800 10447300 F0009100	Temp Sensor Temp Sensor Retainer Bracket Temp Sensor Retainer Bracket Screw
R0097600 R0013200 R0057800	Pressure Switch/Siphon Loop Assembly Pressure Switch (2PSI)* Siphon Loop Assembly
R0023200 R0022700 R0023000 S0098900 10418400 10418300	High Limit Replacement Kit High Limit Switch 135°F* High Limit Switch 155°F* High Limit Switch Retainer Boot High Limit Switch Retainer Clip High Limit Switch Cover
R0012200 10479900	Fusible Link Assembly Fusible Link Bracket
R0317500	Ignition Control Assembly
R0325200 R0059800 R0061100 10451200 10480000	Ignition Control Ignition Control Wiring Harness Power Transformer Ignition Control Panel In-Line Fuse Assembly
R0366600 10419301	Temp/Ignition Control Wiring Harness High Limit Switch Wiring Harness
R0097800	Terminal Block
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**Gas Train**
R0316901 R0316902 R0316903 R0316904 R0316905	Complete Burner Tray Assembly for LD125N (Natural Gas) See Note 1 Complete Burner Tray Assembly for LD175N (Natural Gas) Complete Burner Tray Assembly for LD250N (Natural Gas) Complete Burner Tray Assembly for LD325N (Natural Gas) Complete Burner Tray Assembly for LD400N (Natural Gas)
R0319501 R0319502 R0319503 R0319504 R0319505	Complete Burner Tray Assembly for LD125P (Propane Gas) Complete Burner Tray Assembly for LD175P (Propane Gas) Complete Burner Tray Assembly for LD250P (Propane Gas) Complete Burner Tray Assembly for LD325P (Propane Gas) Complete Burner Tray Assembly for LD400P (Propane Gas)
R0098601 R0098602 R0098603 R0098604 R0098605	Complete Burner Tray Assembly for LG125N (Natural Gas) Complete Burner Tray Assembly for LG175N (Natural Gas) Complete Burner Tray Assembly for LG250N (Natural Gas) Complete Burner Tray Assembly for LG325N (Natural Gas) Complete Burner Tray Assembly for LG400N (Natural Gas)
R0098701 R0098702 R0098703 R0098704 R0098705	Complete Burner Tray Assembly for LG125N (Propane Gas) Complete Burner Tray Assembly for LG175N (Propane Gas) Complete Burner Tray Assembly for LG250N (Propane Gas) Complete Burner Tray Assembly for LG325N (Propane Gas) Complete Burner Tray Assembly for LG400N (Propane Gas)
R0317001 R0317002 R0317003 R0317004 R0317005	Burner Tray Shelf 125 (Sheet Metal Only) Burner Tray Shelf 175 (Sheet Metal Only) Burner Tray Shelf 250 (Sheet Metal Only) Burner Tray Shelf 325 (Sheet Metal Only) Burner Tray Shelf 400 (Sheet Metal Only)
R0317100 R0319600	Gas Valve (Natural Gas) for LD Models* Gas Valve (Propane Gas) LD Models*
R0096400 R0096900	Gas Valve (Natural Gas) for LG Models* Gas Valve (Propane Gas) for LG Models*
L0032200 L0032900	Gas Orifice (Natural Gas)* Gas Orifice (Propane Gas)*
10835900	Anti-Rotation Bracket
L0052300	Main Gas Burner
L0052200 L0006300 L0006400 L0006500 L0006600	Gas Burner Manifold 125 Gas Burner Manifold 175 Gas Burner Manifold 250 Gas Burner Manifold 325 Gas Burner Manifold 400
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**Firebox Components**
R0316701 R0316702 R0316703 R0316704 R0316705	Complete Combustion Chamber Assembly 125 See Note 2 Complete Combustion Chamber Assembly 175 Complete Combustion Chamber Assembly 250 Complete Combustion Chamber Assembly 325 Complete Combustion Chamber Assembly 400
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**Vent System**
10561401 10561402 10561403 10561404 10561405	Indoor Draft Hood 125 Indoor Draft Hood 175 Indoor Draft Hood 250 Indoor Draft Hood 325 Indoor Draft Hood 400
10561501 10561502 10561503 10561504 10561505	Outdoor Vent Cap 125 Outdoor Vent Cap 175 Outdoor Vent Cap 250 Outdoor Vent Cap 325 Outdoor Vent Cap 400
R0316401 R0316402 R0316403 R0316404 R0316405	Flue Collector Assembly 125 Flue Collector Assembly 175 Flue Collector Assembly 250 Flue Collector Assembly 325 Flue Collector Assembly 400
10726000	Flue Collector Hold Down Clamp
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**Heat Exchanger**
R0018101 R0018102 R0018103 R0018104 R0018105	Heat Exchanger Tube Assembly 125 See Note 3 Heat Exchanger Tube Assembly 175 Heat Exchanger Tube Assembly 250 Heat Exchanger Tube Assembly 325 Heat Exchanger Tube Assembly 400
10697401 10697402 10697403 10697404 10697405	Heat Exchanger Baffle 125 (8 Required) Heat Exchanger Baffle 175 (8 Required) Heat Exchanger Baffle 250 (8 Required) Heat Exchanger Baffle 325 (8 Required) Heat Exchanger Baffle 400 (8 Required)
Not Available Not Available	Heat Exchanger Baffle Retainer (S0083900) (For Shipping Only) Heat Exchanger Support Clip (10457000) (2 Required) (For Shipping Only)
R0057000	Complete Heat Exchanger Hardware Set
S0000300	Flow Restrictor (2 Required) (125 Only)
R0316300 F0035300	Rubber Grommet for Drain Plug Button Plug 1¾"
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**Water System**
R0056400 R0058300 R0050800 R0057000 R0055000 R0013100	Inlet/Outlet Header Return Header (Includes 9 Gaskets) Header Gasket Assembly (Set of 18) Header Hardware Assembly (Set of 8) Flange & Gasket Assembly (Set of 2) By-Pass Assembly (Without Spring)
R0016800 R0054600	Heavy Duty Inlet/Outlet Header (Bronze) Heavy Duty Return Header (Bronze)
F0046100 F0011100 F0003100	Header Bolt Header Washer Header Nut
10573500 S0078000 S0078100 S0078200 F0031700	Flange (2") Flange Gasket (2") Flange Gasket (1½"-2") Flange Sleeve (2") Flange Bolt
R0013100	By-Pass Assembly (Cast Iron) without Spring
S0079900 S0061400 S0061300 S0061200 S0070100	By-Pass Valve Spring 125 (Purple) By-Pass Valve Spring 175 (White) By-Pass Valve Spring 250 (Red) By-Pass Valve Spring 325 (Blue) By-Pass Valve Spring 400 (Black)
R0011400	By-Pass Valve Gasket
10701401 10701402 10701403 10701404 10701405	Heavy Duty (Brass) By-Pass Assembly with Spring 125 Heavy Duty (Brass) By-Pass Assembly with Spring 175 Heavy Duty (Brass) By-Pass Assembly with Spring 250 Heavy Duty (Brass) By-Pass Assembly with Spring 325 Heavy Duty (Brass) By-Pass Assembly with Spring 400
S0079800 F0048400 R0011500 10452200 10557400 F0041600	By-Pass Valve Rod Brass Nut (for Rod) By-Pass Valve Disc By-Pass Valve Control Cap Heavy Duty By-Pass Valve Control Cap (Bronze) Control Cap Bolt (2 Required)
R0040400	Pressure Relief Valve (¾" NPT 75PSI) (A633)*
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Notes

(1) Complete Burner Tray Assemblies include: Gas Valve, Gas Orifices, Anti-Rotation Bracket, Mounting Bracket Assembly, Main Gas Burners, Gas Burner Manifold, Burner Tray Shelf. Return to Gas Train.

(2) Complete Combustion Chamber assemblies include all four tiles. Return to Firebox Components.

(3) Heat Exchanger Tube Assemblies include: Heat Exchanger Tube Assembly, Heat Exchanger Baffles (8), Heat Exchanger Baffle Retainer, Heat Exchanger Support Clips (2). Return to Heat Exchanger.

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