HVAC Code Lookup

Payne Furnace Code 22

Safety faultShown as: 2 short flashes, 2 long flashes

Abnormal flame-proving signal. Flame is proved while the gas valve is de-energized. The inducer keeps running until the fault clears.

Manual wording: “22 ABNORMAL FLAME-PROVING SIGNAL Flame is proved while gas valve is de-energized. Inducer will run until fault is cleared. Check for: - Stuck open or leaky gas valve.

Documented for: PG92ESA, PG95ESA, PG96VTA

Likely causes, most common first

  1. Stuck open or leaky gas valve

When to call a technician

The furnace is sensing burning gas when the valve should be closed. Shut the furnace off at the service switch and call a technician immediately. Do not touch the gas valve.

A Payne furnace throwing this code repeatedly has a reason — clearing the code without fixing the cause just hides it.

Sources

Other Payne codes