Can I fix Jandy code FAULT - CHECK IGN CONTROL myself?

Start with these safe checks: Make sure the gas supply valve is open and, for propane, the tank has fuel. Check from outside that nothing is blocking the heater's air openings. Ignition, fan and gas checks are for a qualified tech. If you smell gas, leave and call your gas supplier from outside.

When should I call a technician for code FAULT - CHECK IGN CONTROL?

Ignition, fan and gas checks are for a qualified tech. If you smell gas, leave and call your gas supplier from outside. Smell gas? Leave right away, don't touch light switches or phones inside, and call your gas utility or 911 from outside. Never open a gas valve, burner, gas line, vent or flue connection, or bypass a safety switch. Repeated lockouts, scorching, soot, or a CO alarm mean shut it off and call a licensed gas technician.

Jandy Pool Heater Error Code FAULT - CHECK IGN CONTROL / CHECK IGN…

What FAULT - CHECK IGN CONTROL means

An ignition problem: air pressure switch tubing, fan, blocked air, igniter, low gas supply or no flame at the burner.

Also shown as: CHECK IGN CONTROL, depending on the model.

Likely causes

Gas valve closed or empty propane tank
Blocked air intake
Igniter fault

Safe first checks

Make sure the gas supply valve is open and, for propane, the tank has fuel.
Check from outside that nothing is blocking the heater's air openings.

When to stop

Ignition, fan and gas checks are for a qualified tech. If you smell gas, leave and call your gas supplier from outside.

Parts that may help

Only order a part once the checks above point to it, and match the part number to your model.

Jandy Igniter Assembly Hi-E2 (R0457503)$100.99

Checked against: Jandy JXi gas-fired pool and spa heater installation and operation manual (H0574300). Codes can differ by model and year, so confirm with your owner's manual.