Weather King 12AJA6001AH Air Conditioner "furnace sometimes blows cold" Questions

...sometimes it blows cold air. There is a timer on the furnace unit - an intermatic - that I'm assuming is turning the unit off and on. It has a dial with metal tabs that appear to be stops for turning ...

...Furnace. I found two different buttons, that appear to be reset/pressure switch buttons, I have turned everything off, waited 30 minutes, pushed the resets (there's no click or anything significant), ...

Furnace,Model# G8T10012UHB11A,8 Red LED Flashes = Ignition lockout due to recycles,Has flame for a few seconds then goes off; does it around three times,Fan is working; blowing cold air It sounds like

...sometimes turn up the thermostat, and normaly you will hear a click from the ignighter and the furnace starts. Other times NO click and the fan just blows cold air sounds like relay moodule or faulty ...

...furnace, i change the switch middle of the winter but after a month start blowing cold air now is time to take care becasue winter is going to be in couple of months, so please can you tell me what ...

...furnace.. Check for 24 volts at the gas valve at the furance. Check and make sure the knob at the gas valve is in the "on" position. If you have voltage at the valve than the valve has failed. If you ...

...sometimes not. Now I have cleaned the filter and the flame sensor already There is a small tube that goes from your draft inducing fan to a round switch. Take this hose off and make sure it is clear. ...

...furnace? (If so-- what kind of fuel?) Or is heat produced by Air Conditioning nits working in reverse-- called Heat Pumps? If Heat Pumps, You realize that when it gets very cold outside, there is not ...

...sometimes. If you are going to replace the whole coil, you would be better off if you can swing the money to replace the outdoor condenser and indoor coil at the same time. I know that you only got ...

...furnace however it is labled...this will reset the control board and allow it to start over...your correct if it trys to lite and after 3 times it will go into a 3 hour lockout but you can manually ...