The Buzz on Heater RepairTable of ContentsThe 25-Second Trick For Heater RepairThe 6-Minute Rule for Heater RepairThe Buzz on Heater Repair4 Examine the filter. Due to the fact that an unclean filter can minimize efficiency, change it with a brand-new air filter if it's dirty. 5 Last, if these easy steps do not work, have a heater repair service te