4 system gas furnace maintenance. All 2003 Trane XR80 furnaces. Master bedroom needs motor, hot surface igniter Downstairs main needs hot surface igniter and 10mfd fan capacitor Upstairs playroom needs new gas valve, igniter and 15mfd capacitor Upstairs theater needs igniter and 5mfd fan capacitor Homeowner moved in less than a year ago, he will se if he has a home warranty to make gas valve replacement. If not, he will have us replace the gas valve. As far as the igniters and capacitors. He stated he will replace those part himself.