My furnace carrier weathermaker 8000 will not ignite.
Carrier weathermaker 9200 gas furnace pressure switch.
Hvac parts and more 45 815 views.
The pressure switch on a lennox g16 gas furnace monitors whether the air blower is in operation.
It is cycling through for three minutes then shutting off.
The fan goes on and while trying to ignite you.
Have a carrier gas furnace weathermaker 9200.
Many of the carrier gas furnaces currently available can be converted for use with propane.
If the pressure is incorrect the switch cuts power to the entire furnace thereby preventing risk of fire and or extreme damage to the furnace.
We need to verify that we have about 5 to 7 wc wc gas pressure coming to the valve and about 3 5 wc coming out of valve when furnace is running.
The process includes replacing burner orifices installing spoiler screws installing a low gas pressure switch and making several additional adjustments.
Pressure draft safeguard aux limit switch or blocked vent switch.
If your lennox does not activate normally during the ignition sequence try running a quick bypass of the pressure switch to determine if it is the.
According to the diagnostic notes for the carrier weathermaker 9200 red light 1 on continuously means furnace is operating in emergency heat and red light 2 on continuously means the microprocessor board has malfunctioned.
Vocational technical or trade scho.
Diy how to check and replace the flame sensor and hot surface ignitor on a bryant 350aav furnace duration.
This will require either a manometer or gas pressure gauge there is a port on the valve for connecting these.
I take apart the single pole double throw pressure switch used on carrier bryant day night payne 398aaw 90 efficient gas furnace.
I would start by checking the gas pressure.
My furnace carrier weathermaker 8000 will not ignite.
Then i explain its operation.
The switch activates with air force pushing a plunger in the mechanism which closes the circuit.
Blinking red light on the carrier weathermaker 9200.
When cycling it gives a led code of 33 then after it shuts off it gives an led code of 1 read more.