Why does my gas fireplace try to light several times and then lock out?

What "lockout" is actually protecting you from

Electronic-ignition fireplaces — the Heatilator, Majestic, and Heat & Glo IntelliFire systems we install constantly — watch for proof of flame every time they fire. The control sparks, opens the pilot valve, and waits to sense the pilot with a flame-rectification sensor. Three or so tries with no confirmed flame and the module locks out on purpose, cutting gas. It is the exact opposite of a malfunction: it's the safety feature keeping unburned gas out of your room.

The common reasons it can't confirm flame

Dirty flame sensor or pilot hood — a summer's worth of dust and spider webbing over the orifice, the single most common cause we find in older Asheville homes each fall.

A weak pilot flame that doesn't fully engulf the sensor.

Low battery power in a battery-backup ignition, which weakens the spark.

Air in the line after a propane tank ran empty and was refilled, common out in Fairview and Candler.

A failing igniter, sensor, or gas valve.

Don't keep hammering the switch

Repeated lockout cycles won't force it to catch, and dumping spark into a unit that can't light isn't worth the risk. This is licensed gas territory — not a DIY reset-and-retry job. Our techs clean the pilot assembly, verify pilot and manifold pressure, and confirm the sensor is reading flame.

What we check on the visit

Because the fix depends on which link in the chain is failing, we work it in order: clean the pilot hood and flame sensor, confirm the pilot fully wraps the sensor, verify battery or line power to the module, and check that fuel is arriving at the right pressure. Nine times out of ten it's a cleaning or a tired sensor, and it's done in one trip because the common parts ride on the truck. Call (828) 545-0525.