Description
The Fenwal 35-605606-223 Direct Spark Ignition (DSI) Control Module is a microprocessor-based ignition control designed for reliable performance in gas-fired heating equipment. Built for OEM replacement and maintenance professionals, this ignition control board delivers precise timing and safety features to ensure rapid and dependable burner ignition in residential and commercial HVAC systems.
Key Features
- 24 VAC Direct Spark Ignition (DSI): Provides consistent spark energy to ignite gas burners for efficient combustion performance.
- Advanced Microprocessor Logic: Continuously monitors and manages ignition timing, purge cycles, and flame sensing for improved system reliability.
- 30-Second Pre-Purge & Inter-Purge: Clears the combustion chamber before and after ignition attempts to enhance safety and prevent unsafe conditions.
- 7-Second Trial-for-Ignition: Optimized ignition timing improves start-up success rates under varying operating conditions.
- Three Ignition Attempts: Built-in retry sequence increases chances of successful ignition before system lockout.
- Remote Flame Sensing: Ensures accurate flame detection and safer control logic.
- Diagnostic LED: On-board status indicators help troubleshoot ignition issues quickly and accurately.
- Durable Noryl Enclosure: Gray, fire-retardant housing protects internal circuitry for long-lasting performance.
