The multimeter is a Fluke 73. Fairly new and accurate. I checked voltage again on the transformer and I get 1.5 VAC on the gray wire going to the sequencer and 2.5 VAC on the purple wire going to the white wire on the T-stat. Soon after I checked it the furnace started up. Are you sure that this E2E...

Hello robert, The transformer tested bad. :cry: I dissconnected the secondary leads and with 240VAC input I was getting about 1.5 and 2.5 VAC out. I put the old transformer in place and the results were similar. Shouldn't I get 22-28VAC on the secondary side everytime when there's 240VAC input? :? W...

I posted this problem with my Mother in laws furnace back in April and it continues. I've replaced the sequencer, T-stat, transformer and limit switch within the last eight months. The furnace runs for a while and then it quits and doesn't start. Yesterday I removed the new T-stat and jumped the wir...

Hello, I'm new to this forum but have used it to help T/S my mother-in-laws furnace. Today her furnace went out again. This all started a month ago. Symptom: Blower won't start when you adjust the T-Stat but will come on when you flip the swith to run. Cold air only. I thought that I would start wit...