Zodiac Jandy Pro Series JXi Flue Sensor Kit (R0719400) lochinvar Designed for routine debris collection

Designed for routine debris collection replacement

When the water-moving side of a pump starts to fail

The 27515-154-100 is a practical service part when a compatible top-mount multiport valve needs a lid assembly to restore dependable operation

A check valve is useful because it helps prevent backflow

A spa or pool filter cartridge helps the system continue removing suspended debris before water returns to the pool or spa

Zodiac Jandy Pro Series JXi Flue Sensor Kit (R0719400) lochinvar Designed for routine debris collectionThe JXi flue sensor kit monitors exhaust related conditions in compatible Jandy JXi heaters and helps the control system protect the appliance during operation. A failing sensor may contribute to fault codes, lockouts, or unreliable heating even when the burner and gas train appear normal. Replacing the correct sensor kit supports safer heater operation and more accurate diagnostic response. Use R0719400 only after confirming the JXi model and service