If your system is not heating properly, making unusual noises, or showing fault codes, you need professional air source heat pump repairs in Trowbridge. Philip Cheeseman & Sons are experienced UK-based heating engineers who diagnose and repair air source heat pumps efficiently, ensuring your home stays warm, energy-efficient, and compliant with modern heating standards.

Understanding Air Source Heat Pumps (ASHPs)
An air source heat pump extracts heat from the outside air and converts it into energy to heat your home and hot water. While highly efficient, these systems rely on precise components that must work together correctly.
Why ASHP Repairs Need Specialists
Air source heat pumps are not the same as traditional boilers. Repairs require:
- Specialist renewable heating knowledge
- Correct diagnostic equipment
- Understanding of UK climate performance issues
- Experience with modern control systems
Philip Cheeseman & Sons have hands-on experience working with renewable heating systems across Wiltshire, including Trowbridge and surrounding areas.
Common Air Source Heat Pump Problems We Repair
Typical Issues Homeowners in Trowbridge Face
Air source heat pumps can develop faults over time, especially without regular servicing.
Common ASHP problems include:
- Heat pump not producing enough heat
- System constantly switching on and off
- High electricity bills without explanation
- Frozen external unit in winter
- Error or fault codes on the control panel
- Poor hot water performance
Prompt air source heat pump repairs in Trowbridge help prevent long-term damage and costly replacements.
Step-by-Step: Our ASHP Repair Process
How Philip Cheeseman & Sons Fix Your Heat Pump
Our repair process is designed to be clear, efficient, and stress-free.
Step 1: Initial Assessment
We inspect the internal and external units, controls, and pipework to identify visible issues.
Step 2: Diagnostic Testing
Advanced testing helps locate electrical faults, refrigerant issues, or circulation problems.
Step 3: Clear Explanation
You’ll receive a straightforward explanation of the fault, repair options, and expected outcomes.
Step 4: Professional Repair
All repairs are carried out using approved parts and industry best practices.
Step 5: Performance Check
We test the system thoroughly to ensure efficiency, safety, and reliable operation.
Why Choose Philip Cheeseman & Sons in Trowbridge?
Local Experience You Can Trust
Philip Cheeseman & Sons are a family-run plumbing and heating company with decades of experience serving Wiltshire homes.
Why homeowners trust us:
- Proven expertise in air source heat pump systems
- Knowledge of local housing and climate conditions
- Gas Safe registered engineers with renewable heating experience
- Honest advice and transparent pricing
- Strong reputation across Trowbridge and nearby areas
We understand that renewable heating systems are a long-term investment, and our repairs are focused on protecting that investment.
Real-World Example: ASHP Repair in Trowbridge
A homeowner in Trowbridge contacted us after their heat pump stopped heating properly during colder weather. The issue was traced to restricted airflow and a failing sensor. After repairs and recalibration, the system returned to full efficiency, reducing energy use and restoring consistent heating throughout the property.
How Regular Servicing Prevents Costly Repairs
Preventive Maintenance Matters
Many breakdowns could be avoided with routine maintenance.
Benefits of regular ASHP servicing:
- Improved energy efficiency
- Lower running costs
- Early fault detection
- Longer system lifespan
- Reduced risk of emergency breakdowns
Philip Cheeseman & Sons offer servicing plans that help homeowners avoid unexpected repair bills.
FAQs: Air Source Heat Pump Repairs in Trowbridge
How long do air source heat pump repairs take?
Most repairs are completed within one visit, depending on the fault and availability of parts.
Are air source heat pump repairs expensive?
Costs vary, but early repairs are usually far cheaper than replacing major components or the entire system.
Should I repair or replace my heat pump?
If your system is under 15 years old and structurally sound, repairs are often the most cost-effective solution.
Do air source heat pumps work well in UK winters?
Yes, when properly maintained and repaired by experienced engineers, ASHPs perform reliably in UK conditions.
Local Coverage Around Trowbridge
Philip Cheeseman & Sons provide air source heat pump repairs across:
- Trowbridge
- Melksham
- Westbury
- Chippenham
- Bath
- Surrounding Wiltshire areas
This local coverage allows for fast response times and dependable aftercare.
Conclusion: Reliable Air Source Heat Pump Repairs in Trowbridge
Air source heat pumps are efficient, eco-friendly systems—but only when they work correctly. Professional air source heat pump repairs in Trowbridge help maintain comfort, reduce energy bills, and extend system life.
If your heat pump is underperforming, contact Philip Cheeseman & Sons today for expert diagnosis, honest advice, and dependable repairs from a trusted local heating company.
Philip Cheeseman & Sons Plumbing & Heating Ltd
📍 Address: 2 Marti Close, Melksham, Wiltshire, SN12 7JA, United Kingdom
📞 Phone: 01225 705626
🌐 Website: https://cheesemanplumbing.co.uk/