Answer Hello Clark, you'll want to verify the igniter is glowing bright. If its not glowing you'll want to test and see if you have ac volts present at the valve with the igniter turned on. If not present you'll want to replace the thermostat WB20K8, if present the igniter could be defective. Thanks! Read More... Answered by AppliancePartsPros.com | Sunday, January 19, 2020