If you are still having problems with the two burners not lighting properly i would suggest adjusting the gas pressure up on your gas valve.
Trane furnace gas valve adjustment.
While the component itself if actually rather simple a furnace gas valve is a crucial part of your hvac system.
Furnace has been under water could result in fire or explosion.
Immediately call a qual ified service technician to.
Check the sequence followed by the furnace right from the time it starts up to figure out if you have a faulty gas valve.
A quick tutorial on how to adjust manifold gas pressure on a furnace.
Do not try and adjust the valve if you hear a hissing sound while trying to ignite the gas.
Should overheating occur or the gas supply fails to shut off shut off the manual gas valve to the duct furnace before shutting off the electrical supply.
There are also gas valves located within gas powered hot water systems or fireplaces.
The job requires some knowledge of the furnace controls the gauge and a few hand tools.
Adjusting propane pressure is done using an end line pressure gauge and the owner s manual for the furnace.
Keep the right range.
Most furnaces have a single valve but two stage furnaces will have separate high and low pressure valves.
Do not use the duct furnace if any part has been under water.
Furnace gas valves are only seen on gas fueled forced air furnaces or gas powered boilers.
It s a simple adjustment that can be done within a few minutes but contact a licensed heating and cooling specialist if you notice gas leaks or other serious problems.
Http bit ly interplaylearninghvactim smith from hudson valley community colleges details the entire process troubleshooting a faulty gas vavle on a gas fur.
If sputtering or yellowness appears within the burner flame adjustments can be made to adjust the efficiency of your furnace.
You can use the gas valve inside the furnace to tweak the pressure setting.
A burner s flames should be full and steady with no traces of yellow in the flame these conditions indicate an efficient burner.
Opening and lighting.
I would suggest turning the adjustment screw counter clockwise 1 4 a turn and test to see if this helps.