If something is wrong with the internal components of the gas valve the gas valve should be replaced.
Bryant furnace gas valve problems.
Gas valve troubleshooting looks for a problem.
Try turning the fan to on using the fan switch on the thermostat to test for power to furnace.
Try cleaning the flame sensor with a fine abrasive pad.
If the furnace still doesn t heat replace the flame sensor.
The gas valve cannot be repaired in the field.
I suspected a dirty or bad flame sensor so i checked for voltage at the gas valve.
The main burners fire up and either go out right away or they will stay on for less than a minute then go out.
Check the ssu switch it looks like a light switch on a gray box located at the furnace to be sure it is in the on position.
The control valve system is also critically important as it regulates the gas pressure that feeds the burners.
The pilot itself looks weak but eventually stays lit and the flame prover sends voltage the the main gas valve.
If the flame sensor does not detect a flame the co ntrol board will shut off voltage to the gas valve to prevent the furnace from heating.
Be ready for winter with gas burner and control valve parts from repair clinic.
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Sometimes if the flame sensor is dirty it will fail to detect a flame.
Tasks to leave to a furnace repair expert.
Natural gas or propane problems.
Only the gas valve manufacturer or someone certified by the manufacturer of the gas valve can make repairs.
Check the circuit breakers at the electrical panel.
Gas furnace reliability 2014 consumer reports.
When you suspect problems with the gas feed or valve because of a malfunction with the gas pressure regulator call a professional for help.
When troubleshooting your appliance doesn t solve your furnace issues never hesitate to contact a trained hvac contractor.
Thermal fuse breaker parts gas burner control valve parts gasket seal parts grille kickplate parts heating element parts hose.
When it comes time to replace your bryant furnace s gas burners or control valve we have everything you need.
Shop from a wide selection of burners tubes valve assemblies conversion kits orifices solenoids heat exchangers and more.
Given this data bryant carrier and trane american standard tend to be the most popular brands homeowners choose when purchasing a furnace from us rheem and ruud aren t as common here in the northwest.