Pentair Ignition Control Module with Flame Sense | 476223 Fire Glass & Media Connection: 1 inch socket x

Connection: 1 inch socket x threaded

If your gas heater is reading temperature poorly

Replacing a worn cover restores proper sealing at the wall penetration

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Pentair Ignition Control Module with Flame Sense | 476223 Fire Glass & Media Connection: 1 inch socket xWhat This Part Is Used For Pentair 476223 ICM with Flame Sense Domestic Assembly is an ignition control module used in compatible Pentair heater systems. It manages ignition sequence and flame sensing during heater operation. Why This Part Matters A faulty ignition control module can cause heater ignition failure or intermittent shutdowns. Replacing it restores proper ignition timing and flame verification. This component is critical for safe and