Heat Pump Repair
Restore efficiency, comfort, and confidence in your HVAC system. Our certified technicians provide fast, expert heat pump repairs across Maine.
What We Offer
Insufficient Heating/Cooling
Diagnose and fix issues preventing your heat pump from reaching desired temperatures.
Frozen Coil Repair
Address ice buildup issues that reduce efficiency and can damage your system.
Strange Noise Diagnostics
Identify and repair sources of grinding, squealing, or clicking sounds.
Short Cycling Fixes
Repair systems that turn on and off too frequently, wasting energy and wearing components.
Refrigerant Services
Check levels, repair leaks, and recharge refrigerant for optimal performance.
Why Choose Knowles Mechanical
Serving Central & Southern Maine
Augusta, Waterville, Bangor, Lewiston, Portland, Bath, Brunswick, Windham, Auburn, and surrounding areas.
24/7 Emergency Service Available: (207) 445-4092 ext 2
Ready to Get Started?
Contact us today for a free estimate. Our team is standing by to help.
More HVAC, Plumbing & Energy Services
If your heat pump is beyond repair, a ductless mini-split system may be the ideal replacement, offering efficient heating and cooling with zone control. We also provide expert air conditioner repair for traditional central cooling systems.
For homes that use a furnace as a primary or backup heat source, our team delivers professional furnace installation and fast furnace repair to keep you warm all winter long.
Our licensed plumbing professionals handle everything from water heaters to expert fixture installation. Business owners can explore our solar contracting division for commercial renewable energy solutions.
See all of our services, learn more on our homepage, or contact us to schedule a repair. Looking for a career in HVAC? Visit our careers page.