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OEM Jandy Ignition Control Assembly R0317500 is an electronic ignition module designed for Jandy Lite2 LD pool and spa heaters rated from 125K to 400K BTU. This component is responsible for managing the ignition sequence, ensuring safe startup and consistent system operation. Engineered to Jandy’s specifications, it is a direct OEM replacement known for its durability and system compatibility. Installing this assembly helps prevent ignition issues and improves overall heater reliability. Easy to install, this control module plays a key role in preserving safe, efficient performance in your heating system.
Highlights
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Controls Heater Ignition Sequence: Manages startup process for safe and smooth heater activation
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Supports 125K–400K BTU Models: Designed for use in Lite2 LD heaters across a wide range of heating capacities
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OEM Performance Guaranteed: Built to match original factory standards for long-term use and dependable operation
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Minimizes Startup Failures: Prevents ignition-related errors by ensuring correct electrical control signals
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Simple Installation Process: Easily installs to quickly restore heating function and maintain safety
Compatibility
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Jandy Lite2 LD Heater Models: LD125, LD175, LD250, LD325, LD400
Additional Info
Lite2 LD Ignition Module R0317500 – Fixes Heater Startup Failures
R0317500 ignition assembly fits Jandy LD125 to LD400 heater series
replace failed ignition board with Jandy OEM part R0317500
LD heater clicking but not igniting? Swap in R0317500 module
local pricing available for ignition board R0317500 replacement
restore full heat cycle control with new R0317500 spark module
Jandy Heater Control Board R0317500 – Safe Ignition Management
R0317500 controls ignition timing and safety logic in Jandy LD heaters
fix false lockouts or misfires using Jandy part R0317500
R0317500 ensures reliable heating in pool and spa applications
compatible with all Lite2 LD models from 125K to 400K BTU
part R0317500 used during routine heater safety diagnostics
Ignition Controller R0317500 – For LD Heater Flame Detection
Jandy R0317500 detects and manages burner flame during startup
R0317500 board works with silicon carbide ignitor assemblies
heater not staying lit? Ignition board R0317500 may be the cause
trusted replacement for aging Lite2 ignition control boards
R0317500 supports stable burner cycling in older gas heater units
Diagram

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