Honeywell LG1093AA45 is a flame sensor (also known as a flame rod or flame detection electrode) commonly used in gas-fired heating systems, such as furnaces, boilers, and water heaters.

Key Features:

• Type: Flame rod (ionization-based flame sensor)
• Application: Detects the presence of a flame by sensing the ion current when a flame is present.
• Compatibility: Used in Honeywell and other gas control systems.
• Material: Typically made of high-temperature-resistant metal (e.g., stainless steel or silicon carbide).

How It Works:

1. The flame rod is positioned in the burner flame.
2. When the flame is present, it conducts a small electrical current (ionization current) due to the flame’s conductive properties.
3. The control board monitors this current to confirm flame presence.
4. If no flame is detected, the system shuts off the gas valve for safety.

Common Issues & Troubleshooting:

• Faulty Flame Sensor: Can cause intermittent or no ignition.
• Dirty Flame Rod: Soot or carbon buildup can prevent proper flame detection (clean with fine sandpaper or steel wool).
• Improper Positioning: Must be correctly placed in the flame envelope.
• Electrical Issues: Check wiring and connections to the control board.

OTHERS ALSO LEARNED ABOUT THE FOLLOWING PRODUCTS：

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