In Glendale, near West Robb Lane and North 58th Avenue performing Fall preventative maintenance on 2 Amana furnaces. At units, checked gas line and flue piping. Removed and cleaned flame sensor and reinstalled. Cycled heat on. Checked back pressure safety switch. Checked limit switched and safeties. Checked volt and amp draws. Changed return air filter and checked splits. Both systems are new and running properly at this time.
