Montgomery Ward Heating & Cooling - Recent Questions, Troubleshooting & Support

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Look for any HVAC supply house around your area, they should have it

Hate to say it but you need a service tech. Oil furnaces are very fickle things especially if it has not been serviced yearly. It could be no oil or if tanks above ground the oil could be jelling in the lines especially if there exposed outside. Could be clogged oil filter in filter housing or on pump or nozzle. Could be bad cad cell dirty heat exchange. Could have a cracked heat exchanger. Its gonna take a tech with the proper tools to figure it out.

You need a very kong wire and a kitchen match. Turn the knob on top to pilot and push down have your flame already down thru the pilot hole at the bottom of the inside of furnace. Hold for a few seconds and release knob trun to heat. This unit works on a power pile systm and generates milivolts from the flame. Rus

Measure the opening, why because the opening is not standard.

"The valve stem labeled Hot at 12 oclock and Off at 3 oclock," Is probably the problem. I'd try wd-40 overnight to see if it would free up the valve. It worked on a similar problem outside gas grill valve.

how do i know it the starter is bad on 2004 gmc envoy

There is a pull switch on the Fan Limit Control. Check to see if it is pushed in. Pull it Out for normal operation.

It's a bad thermocouple

I have one in my basement for sale. If you are interested, leave a post with contact info.