Peace of mind Regular servicing improves the performance of your heat pump. Benefits Enhance efficiency and keep energy costs low. Extend the lifespan of your heat pump. Improve your comfort. Catch faults in your heat pump early. Keep your warranty intact. Prepare your home for winter. Our checks include Heat Pump Test operation of thermostats Test operation of motorised valves Inspect and clean heat exchanger Visual check for leaks Check pipework and lagging Check all electrical connections Visually inspect fuses Check glycol Cylinder Check strainer Check expansion vessel pressure and top up if needed Test safety valves Check flow rate and regulators Test immersion heater Check primary pressure Release any air Top up inhibitor Things you can do yourself Check your manual and follow any instructions it gives on maintenance and cleaning. Regularly remove branches, leaves or dirt that have gathered around the heat pump and could block the heat pump or condensate drain. Regularly remove any snow that has gathered around the heat pump.