IDXLFLS1930 Flame Sensor Replacement for Hayward Universal H-Series Induced Draft and Gas Pool Heater - Fits H150FD H200FD H250FD H300FD H400FD H500FD FDN FDP IDL IDL2 Models

Key Features

• Direct replacement for original equipment flame sensor.
• Detects the presence of flame in the combustion chamber.
• Signals the ignition control module to maintain gas flow.
• Essential safety component for proper heater operation.
• Constructed from materials designed for high-temperature environments.

Replaces / Cross-Reference Part Numbers

• Hayward: IDXLFLS1930
• SKU: HAY-151-1584
• Alternate Part Number: 6220-020
• UPC: 610377625968

Compatibility & Fitment

• Brand: Hayward
• Series: Universal H-Series Low NOx Induced Draft Heaters
• Fits both Natural Gas (FDN) and Propane (FDP) models.
• Compatible Models Include: H150FD, H200FD, H250FD, H300FD, H350FD, H400FD, H500FD
• Also fits IDL and IDL2 models such as H250IDL2 and H350IDL2.

When to Replace

• Heater ignites briefly then shuts off after a few seconds.
• Heater fails to detect a flame and locks out.
• Control panel displays an error code related to ignition or flame sense failure.
• Visible corrosion, heavy carbon buildup, or cracking on the sensor's metal rod or ceramic insulator.

Installation Tips

• Disconnect all electrical power and turn off the gas supply to the heater before service.
• The flame sensor is located inside the burner chamber, positioned in the direct path of the flame.
• Disconnect the single wire and remove the mounting screw to release the old sensor.
• Install the new sensor and ensure the rod is correctly positioned without touching other metal components.
• Securely fasten the mounting screw and reconnect the wire.
• After installation, restore power and gas, then verify the heater cycles correctly.