Set your gas oven to preheat and then wait, and wait, before it finally lights? Delayed ignition is one of the most common gas oven complaints, and it almost always traces back to one worn part. The good news is that it is a very fixable problem.
Here is what causes slow ignition and how to get a quick, safe light again.
This article will teach you:
- What delayed ignition actually means
- Why the igniter is usually to blame
- How to check the igniter and safety valve
- When it is time to replace a part
What Delayed Ignition Means
Notice a long pause, a gas smell, then a whoomph as the burner catches? That delay lets gas build up before it lights, and a weak igniter is the usual reason. Common causes are:
- A weak igniter that no longer glows hot enough to open the valve quickly.
- A failing oven safety valve that is slow to release gas.
- A dirty or misaligned burner that catches unevenly.
What You’ll Need
- Your owner’s manual
- A multimeter
- A screwdriver and nut driver
How to Diagnose Slow Ignition
Work through these in order.
- Watch the igniter. Turn on the oven and watch it glow. A healthy igniter glows bright orange and lights the burner within about 90 seconds.
- Time the delay. If it glows weakly or takes several minutes to light, the igniter is worn even if it still glows.
- Check the burner ports. Clean any debris blocking the burner so gas lights evenly.
- Test the safety valve. If the igniter is strong but gas is still slow, the safety valve may be at fault.
Pro Tip: A glowing igniter is not proof it is good. Igniters weaken with age and stop drawing enough current to open the valve fast, so slow lighting alone justifies replacement.
When to Look a Little Deeper
Because the igniter and valve work together, it helps to confirm which one is failing before you buy parts, and walking through an oven igniter replacement or checking the gas oven safety valve will narrow it down. Persistent lighting trouble can also overlap with other gas oven burner problems.
When the part is confirmed, you can replace the oven igniter on a Frigidaire range or swap out a slow oven safety valve.
When to Call a Pro
Gas repairs deserve caution. If you smell gas strongly, are unsure about the valve, or are not comfortable working with the gas line, shut the oven off and bring in a qualified technician.
Wrapping Up
Delayed ignition is annoying but rarely serious. Here’s the recap:
- Watch the igniter glow and time the light.
- Clean the burner ports.
- Replace a weak igniter first, as it is the usual cause.
- Suspect the safety valve if a strong igniter still lights slowly.
Swap the worn part and your oven should light crisply again. You can handle this.