
Laars Heating Systems 20035402 Lead Pilot Assembly
As a seasoned technician, you know that a reliable ignition sequence is the backbone of any hydronic system. The Laars Heating Systems 20035402 Lead Pilot Assembly is a precision-engineered OEM component designed specifically for intermittent ignition devices (IID) in high-performance boilers like the Laars Series AP and Mighty Therm. This Honeywell-sourced assembly provides the consistent spark and stable flame rectification needed to prevent nuisance lockouts and ignition failure error codes. Built to withstand the high-temperature environment of natural gas combustion chambers, it ensures that your gas-fired heating appliance transitions smoothly from pilot to main burner operation. Whether you are performing a boiler pilot assembly replacement or standard HVAC preventative maintenance, using this authentic 20035402 lead pilot ensures correct flame sensor signal strength and pilot flame stability. Don't waste time with universal "fits-all" kits that lead to rectification issues; stick with the factory-spec Laars replacement parts to maintain system efficiency and safety on the job site.
Key Benefits- OEM Compatibility: Exact drop-in replacement for Laars 20035402 used in commercial and residential boilers.
- Enhanced Flame Rectification: Engineered for precise flame sensor feedback to the control module, reducing faulty ignition calls.
- Industrial Build Quality: High-grade materials designed for the thermal stresses of continuous intermittent ignition (IID) cycles.
- System Reliability: Minimizes carbon buildup and pilot blowout, ensuring the boiler fires correctly the first time.
- What causes a Laars boiler to lose the pilot flame after the main burner shuts off? This is often due to a worn lead pilot assembly or incorrect gas pressure; replacing the 20035402 assembly often restores stable operation.
- Is this assembly compatible with LP (Propane) systems? This specific SKU is typically configured for Natural Gas (Nat) IID systems; always verify your orifice and gas valve manifold pressure before installation.
- Will this fix a 'no flame signal' lockout? If your thermocouple or flame rod is integrated into this lead pilot, the 20035402 replacement is the standard solution for flame rectification failures.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $108.43
-65%$108.43
$37.95Laars Heating Systems 20035402 Lead Pilot Assembly
As a seasoned technician, you know that a reliable ignition sequence is the backbone of any hydronic system. The Laars Heating Systems 20035402 Lead Pilot Assembly is a precision-engineered OEM component designed specifically for intermittent ignition devices (IID) in high-performance boilers like the Laars Series AP and Mighty Therm. This Honeywell-sourced assembly provides the consistent spark and stable flame rectification needed to prevent nuisance lockouts and ignition failure error codes. Built to withstand the high-temperature environment of natural gas combustion chambers, it ensures that your gas-fired heating appliance transitions smoothly from pilot to main burner operation. Whether you are performing a boiler pilot assembly replacement or standard HVAC preventative maintenance, using this authentic 20035402 lead pilot ensures correct flame sensor signal strength and pilot flame stability. Don't waste time with universal "fits-all" kits that lead to rectification issues; stick with the factory-spec Laars replacement parts to maintain system efficiency and safety on the job site.
Key Benefits- OEM Compatibility: Exact drop-in replacement for Laars 20035402 used in commercial and residential boilers.
- Enhanced Flame Rectification: Engineered for precise flame sensor feedback to the control module, reducing faulty ignition calls.
- Industrial Build Quality: High-grade materials designed for the thermal stresses of continuous intermittent ignition (IID) cycles.
- System Reliability: Minimizes carbon buildup and pilot blowout, ensuring the boiler fires correctly the first time.
- What causes a Laars boiler to lose the pilot flame after the main burner shuts off? This is often due to a worn lead pilot assembly or incorrect gas pressure; replacing the 20035402 assembly often restores stable operation.
- Is this assembly compatible with LP (Propane) systems? This specific SKU is typically configured for Natural Gas (Nat) IID systems; always verify your orifice and gas valve manifold pressure before installation.
- Will this fix a 'no flame signal' lockout? If your thermocouple or flame rod is integrated into this lead pilot, the 20035402 replacement is the standard solution for flame rectification failures.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Description
As a seasoned technician, you know that a reliable ignition sequence is the backbone of any hydronic system. The Laars Heating Systems 20035402 Lead Pilot Assembly is a precision-engineered OEM component designed specifically for intermittent ignition devices (IID) in high-performance boilers like the Laars Series AP and Mighty Therm. This Honeywell-sourced assembly provides the consistent spark and stable flame rectification needed to prevent nuisance lockouts and ignition failure error codes. Built to withstand the high-temperature environment of natural gas combustion chambers, it ensures that your gas-fired heating appliance transitions smoothly from pilot to main burner operation. Whether you are performing a boiler pilot assembly replacement or standard HVAC preventative maintenance, using this authentic 20035402 lead pilot ensures correct flame sensor signal strength and pilot flame stability. Don't waste time with universal "fits-all" kits that lead to rectification issues; stick with the factory-spec Laars replacement parts to maintain system efficiency and safety on the job site.
Key Benefits- OEM Compatibility: Exact drop-in replacement for Laars 20035402 used in commercial and residential boilers.
- Enhanced Flame Rectification: Engineered for precise flame sensor feedback to the control module, reducing faulty ignition calls.
- Industrial Build Quality: High-grade materials designed for the thermal stresses of continuous intermittent ignition (IID) cycles.
- System Reliability: Minimizes carbon buildup and pilot blowout, ensuring the boiler fires correctly the first time.
- What causes a Laars boiler to lose the pilot flame after the main burner shuts off? This is often due to a worn lead pilot assembly or incorrect gas pressure; replacing the 20035402 assembly often restores stable operation.
- Is this assembly compatible with LP (Propane) systems? This specific SKU is typically configured for Natural Gas (Nat) IID systems; always verify your orifice and gas valve manifold pressure before installation.
- Will this fix a 'no flame signal' lockout? If your thermocouple or flame rod is integrated into this lead pilot, the 20035402 replacement is the standard solution for flame rectification failures.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












