Homeowner Self Help Minor Faults (Heat Pump Heating Systems)
Who Are These Guides For?
These guides are designed for homeowners with heat pump systems who want to understand and carry out a few simple checks or maintenance tasks themselves. They are not a replacement for professional servicing or repair, but they can help you:
The more self-checks you can do, the less waiting time you’ll have for small problems to be resolved!
-
The Defrost Cycle
What Is a Defrost Cycle on Your Heat Pump? When the weather is cold and damp, you might notice your heat pump making different noises, a change in airflow, water dripping from under the heat pump, or even see steam…
-
Switching On Your Hot Water Immersion
What Does This Mean? Most heat pump systems include an immersion heater inside the hot water cylinder. It’s like a large kettle element that heats water with electricity. Turning it on gives you a backup way to heat water if…
-
Checking Fault Codes on Your Heat Pump
What Is a Fault Code? A fault code is a message shown on your heat pump’s controller or display when the system detects a problem. It usually appears as a number and/or letter code (e.g. F.792 or P9) often along…
-
Cleaning a Strainer Valve
What Is A Strainer Valve? A strainer valve is a small filter fitted in your heat pump pipework. It collects dirt, rust, and debris from the water circulating in your system. Over time it can get blocked, which affects performance….
-
Checking a Fuse Hasn’t Tripped on your Heat Pump System.
What Does This Mean? Your heat pump is powered through your home’s consumer unit (fuse box). If there’s a power surge or fault, the fuse (circuit breaker) protecting the heat pump may “trip” (switch to OFF) to keep the system…
-
Topping Up Heating System Pressure
What Does “Topping Up the Pressure” Mean? Your heat pump heating system is sealed and filled with water. For it to run properly, the water pressure needs to stay within a certain range. Topping up the pressure means adding more…
-
Bleeding a Radiator
What Does “Bleeding a Radiator” Mean? Bleeding a radiator means releasing trapped air from inside it. Air can collect at the top of a radiator, stopping hot water from circulating properly. Why Would You Do It? You might need to…
-
Hard Reset for Your Heat Pump
What is a Hard Reset? A hard reset means switching your heat pump completely off and on again in the correct order. It clears temporary faults, refreshes the electronics, and may get your system working again without needing an engineer….
