Share the pattern
Describe the symptom, any message and whether the concern is constant or intermittent.
Availability confirmed from postcode and system details
Diagnostic assessment of heating, hot-water, controls, circulation and defrost-related issues. Inspection for warning codes, unusual operation, leaks, airflow or water-flow restrictions and other reported symptoms. Repair recommendations based on the make, model, system configuration and observed condition. Where a property is within a Durham City conservation area or Article 4 area, consideration of whether external remedial work changes the appearance of the building or requires permission.
Diagnostic assessment of heating, hot-water, controls, circulation and defrost-related issues. Inspection for warning codes, unusual operation, leaks, airflow or water-flow restrictions and other reported symptoms. Repair recommendations based on the make, model, system configuration and observed condition. Where a property is within a Durham City conservation area or Article 4 area, consideration of whether external remedial work changes the appearance of the building or requires permission.
Describe the symptom, any message and whether the concern is constant or intermittent.
Use your postcode, system details and requested support to confirm the appropriate availability and appointment route.
A repair or diagnostic visit is shaped around the reported fault and the system behaviour that can be assessed.
Use the booking form to provide your postcode and choose the support you need. That information is used to confirm the right next step.
These public sources inform the guide. They do not establish service availability or describe work by Heat Pumps Service.
The postcode, heat-pump type, make and model, fault codes, service history and a description of the symptoms are useful. Also note whether heating, hot water or both are affected and whether the system is in a restricted-access or heritage-sensitive location.
Durham County Council describes more extreme weather, including storms, hotter summers and more intense rainfall, and is pursuing energy efficiency, renewable energy and net-zero targets. Those local policy and weather considerations support keeping low-carbon heating equipment properly maintained, but they do not establish any particular fault rate or service availability.