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Guide · BlueStar

BlueStar burner won’t light or keeps clicking: what it usually means

BlueStar’s open burners are simple and tough, but the ignition around them still fails. What you hear when you turn the knob tells you a lot about where the problem is. Here’s how to read it.

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The short answer

Start with what you hear. No click at all on one burner usually points to the ignition electronics: on a BlueStar we repaired in Woodinville, a failed spark module left one burner with no spark. Clicking with no flame usually means the spark or the gas isn’t reaching the burner properly, often because of a wet or dirty burner after a spill. Clicking that won’t stop after the burner lights points to the ignition switch, the electrode or the burner itself. A wet burner often sorts itself out once it dries; the rest need a look underneath.

Read the symptom first

No click and no spark on one burner

If the other burners click and this one is silent, the spark isn’t being generated or isn’t reaching it. That’s the electrode, its wiring, or the spark module. On a BlueStar RNB366BSS in Woodinville, one of the six burners gave no spark and wouldn’t light. The spark module for that burner had failed. We replaced it and tested all six burners.

No click on any burner

Spark ignition needs power. Check that the range is plugged in and the breaker hasn’t tripped. If the range has power and nothing sparks, the problem is upstream of the burners, and it needs testing.

Clicks, but no flame

The spark is there, but it isn’t lighting gas. The usual causes:

  • A wet burner. After a boil-over or cleaning, water around the burner or electrode lets the spark go to ground in the wrong place.
  • Blocked burner ports. Food and grease in the ports keep gas from reaching the spark.
  • A cracked or dirty electrode, so the spark is weak or jumps in the wrong spot.
  • No gas to that burner, which is rare if the other burners light, and needs a technician.

Keeps clicking after the burner lights

On ranges that only spark while the knob is turned to Lite, clicking that continues after you let go points to an ignition switch at the burner valve that’s stuck or wet. On cooktops that automatically relight a burner when they think the flame has gone out, constant clicking means the system isn’t recognizing the flame. On a Wolf gas cooktop in Redmond, two burners kept clicking the whole time they were lit. The burners were badly corroded underneath, and on that model they can’t be rebuilt, so we replaced both.

What you can check yourself

  1. If it started after a spill or a cleaning, let the burner dry completely and try again.
  2. With the range cool, lift off the grate and check that the burner parts are clean and seated properly.
  3. Clear blocked ports gently with a straightened paper clip. Don’t use a toothpick: the tip can break off inside the port.
  4. Check whether the other burners spark. One burner out narrows it to that burner’s parts; all of them out points to power or the ignition electronics.

If you smell gas strongly, or the smell doesn’t go away, turn the appliance off, don’t operate light switches, leave the house and call your gas utility from outside.

What we check

With the grates up and the cooktop opened, we look at the burner, the electrode and its wiring. With the front control panel tipped down, we can reach the burner valves, the wiring harness and the spark modules behind it. That’s how we traced the Woodinville burner to its spark module rather than replacing parts on a guess. On the same range the oven was slow to light, and the bake igniter turned out to be drawing only 2.8 amps. Our gas oven igniter guide covers that side.

Authorized BlueStar service

Ace Appliance Service is an official Authorized BlueStar Service Provider. We diagnose first and give a clear price before any repair begins, and BlueStar repairs carry our 1-year parts and labor warranty. See our BlueStar repair page for more.

Real photos

Real photos: BlueStar and Wolf ignition repairs

Top-down view of three BlueStar star-shaped open burners with the igniter wires running between them

BlueStar, Woodinville: the star-shaped open burners and their igniter wiring

BlueStar range with the front control panel tipped down, showing the burner valves, wiring harness and spark modules behind it

BlueStar, Woodinville: control panel down, exposing the valves, wiring and spark modules

Old Wolf cooktop burner lifted out of the burner pan, showing rust and corrosion around the burner base and igniter

Wolf cooktop, Redmond: a corroded burner that kept clicking while lit

Questions

BlueStar burner won’t light: FAQ

Are you an Authorized BlueStar Service Provider?

Yes. Ace Appliance Service is an official Authorized BlueStar Service Provider, and BlueStar repairs carry our 1-year parts and labor warranty.

Do you service BlueStar ranges in Seattle and on the Eastside?

Yes. We repair BlueStar ranges and rangetops across King and Snohomish County, including Seattle, Bellevue, Kirkland and Woodinville.

Common BlueStar burner problems

Why does my BlueStar burner click but not light?

Usually the spark isn’t reaching the gas: a wet burner after a spill, blocked burner ports, or a cracked or dirty electrode. Let it dry and clean the ports first. If it still won’t light, the electrode, wiring or gas supply to that burner needs testing.

Why won’t one burner on my BlueStar spark?

If the other burners spark and one is silent, the cause is that burner’s electrode, its wiring, or the spark module. On a BlueStar RNB366BSS in Woodinville, the spark module for that burner had failed; we replaced it and tested all six burners.

Why do my burners keep clicking after they light?

On ranges that only spark while the knob is at Lite, it usually means a stuck or wet ignition switch at the valve. On cooktops that relight burners automatically, it means the system isn’t recognizing the flame. On a Wolf cooktop in Redmond, corroded burners were the cause.

BlueStar burner giving you trouble?

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