Richard S Trion , GA June 07, 2016 Appliance: Whirlpool Air Conditioner ACQ244XP0 Whirlpool Air Conditioner Acq244xp0: The filter was old and not servicable. How to replace Air Filter. Replace filter with a new one. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes