Utica-Dunkirk 550001655 Control board
The Utica-Dunkirk 550001655 Control Board is a critical 24V ignition control specifically engineered for high-performance gas-fired boiler systems. As a veteran-grade OEM replacement part, this module manages the direct spark ignition (DSI) sequence, ensuring precise timing for prepurge, flame sensing, and gas valve actuation. It features a 5-minute retry logic to enhance system reliability during transient ignition failures, preventing nuisance lockouts while maintaining strict safety parameters. Designed for seamless integration with Utica and Dunkirk boilers, this board facilitates accurate flame rectification through a dedicated spark/sense terminal, ensuring the burner stabilizes within a 4.5-second proving window.
Technicians favor this integrated boiler control for its robust diagnostic capabilities, which utilize LED status indicators or digital interfaces to identify faults in the safety circuit, including inducer pressure switch errors or flame signal loss. By maintaining optimal combustion air blower speeds and managing circulator pump timing, the 550001655 maximizes thermal efficiency and prevents overheating. Whether you are performing a mid-season repair or a system overhaul, utilizing this genuine Utica-Dunkirk circuit board ensures full compatibility with factory thermistor sensors and low water cutoff components, restoring the boiler to its original performance specifications.
Key Benefits
- Advanced Ignition Logic: Features a 5-minute retry sequence and 10-second flame stabilization period to improve uptime.
- OEM Compatibility: Exact Utica-Dunkirk replacement part ensures all mounting headers and wiring harnesses align perfectly without field modification.
- Enhanced Diagnostics: Simplifies troubleshooting by providing clear feedback on lockout codes and component failures.
- Safety Integration: Directly monitors the gas valve, rollout switch, and spill switch for comprehensive system protection.
Common Questions
What does a "hard lockout" indicate on this control board?
A hard lockout typically occurs if the flame sensor fails to prove ignition after six consecutive attempts; this requires a manual reset and an inspection of the igniter and gas pressure.
How does this board handle domestic hot water (DHW) priority?
The 550001655 control detects signals from the DHW aquastat and can prioritize the DHW circulator while temporarily disabling space heating to ensure rapid recovery.
Can I use a universal ignition module as a substitute?
While some modules offer basic ignition functions, only the OEM 550001655 supports the specific boiler parameter settings and modulating blower logic required for these Utica and Dunkirk models.
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: $166.31
-65%$166.31
$58.21Utica-Dunkirk 550001655 Control board
The Utica-Dunkirk 550001655 Control Board is a critical 24V ignition control specifically engineered for high-performance gas-fired boiler systems. As a veteran-grade OEM replacement part, this module manages the direct spark ignition (DSI) sequence, ensuring precise timing for prepurge, flame sensing, and gas valve actuation. It features a 5-minute retry logic to enhance system reliability during transient ignition failures, preventing nuisance lockouts while maintaining strict safety parameters. Designed for seamless integration with Utica and Dunkirk boilers, this board facilitates accurate flame rectification through a dedicated spark/sense terminal, ensuring the burner stabilizes within a 4.5-second proving window.
Technicians favor this integrated boiler control for its robust diagnostic capabilities, which utilize LED status indicators or digital interfaces to identify faults in the safety circuit, including inducer pressure switch errors or flame signal loss. By maintaining optimal combustion air blower speeds and managing circulator pump timing, the 550001655 maximizes thermal efficiency and prevents overheating. Whether you are performing a mid-season repair or a system overhaul, utilizing this genuine Utica-Dunkirk circuit board ensures full compatibility with factory thermistor sensors and low water cutoff components, restoring the boiler to its original performance specifications.
Key Benefits
- Advanced Ignition Logic: Features a 5-minute retry sequence and 10-second flame stabilization period to improve uptime.
- OEM Compatibility: Exact Utica-Dunkirk replacement part ensures all mounting headers and wiring harnesses align perfectly without field modification.
- Enhanced Diagnostics: Simplifies troubleshooting by providing clear feedback on lockout codes and component failures.
- Safety Integration: Directly monitors the gas valve, rollout switch, and spill switch for comprehensive system protection.
Common Questions
What does a "hard lockout" indicate on this control board?
A hard lockout typically occurs if the flame sensor fails to prove ignition after six consecutive attempts; this requires a manual reset and an inspection of the igniter and gas pressure.
How does this board handle domestic hot water (DHW) priority?
The 550001655 control detects signals from the DHW aquastat and can prioritize the DHW circulator while temporarily disabling space heating to ensure rapid recovery.
Can I use a universal ignition module as a substitute?
While some modules offer basic ignition functions, only the OEM 550001655 supports the specific boiler parameter settings and modulating blower logic required for these Utica and Dunkirk models.
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.
Product Information
Product Information
Shipping & Returns
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Description
The Utica-Dunkirk 550001655 Control Board is a critical 24V ignition control specifically engineered for high-performance gas-fired boiler systems. As a veteran-grade OEM replacement part, this module manages the direct spark ignition (DSI) sequence, ensuring precise timing for prepurge, flame sensing, and gas valve actuation. It features a 5-minute retry logic to enhance system reliability during transient ignition failures, preventing nuisance lockouts while maintaining strict safety parameters. Designed for seamless integration with Utica and Dunkirk boilers, this board facilitates accurate flame rectification through a dedicated spark/sense terminal, ensuring the burner stabilizes within a 4.5-second proving window.
Technicians favor this integrated boiler control for its robust diagnostic capabilities, which utilize LED status indicators or digital interfaces to identify faults in the safety circuit, including inducer pressure switch errors or flame signal loss. By maintaining optimal combustion air blower speeds and managing circulator pump timing, the 550001655 maximizes thermal efficiency and prevents overheating. Whether you are performing a mid-season repair or a system overhaul, utilizing this genuine Utica-Dunkirk circuit board ensures full compatibility with factory thermistor sensors and low water cutoff components, restoring the boiler to its original performance specifications.
Key Benefits
- Advanced Ignition Logic: Features a 5-minute retry sequence and 10-second flame stabilization period to improve uptime.
- OEM Compatibility: Exact Utica-Dunkirk replacement part ensures all mounting headers and wiring harnesses align perfectly without field modification.
- Enhanced Diagnostics: Simplifies troubleshooting by providing clear feedback on lockout codes and component failures.
- Safety Integration: Directly monitors the gas valve, rollout switch, and spill switch for comprehensive system protection.
Common Questions
What does a "hard lockout" indicate on this control board?
A hard lockout typically occurs if the flame sensor fails to prove ignition after six consecutive attempts; this requires a manual reset and an inspection of the igniter and gas pressure.
How does this board handle domestic hot water (DHW) priority?
The 550001655 control detects signals from the DHW aquastat and can prioritize the DHW circulator while temporarily disabling space heating to ensure rapid recovery.
Can I use a universal ignition module as a substitute?
While some modules offer basic ignition functions, only the OEM 550001655 supports the specific boiler parameter settings and modulating blower logic required for these Utica and Dunkirk models.
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.
