Air Source Heat Pump Service

Air Source Heat Pump Service in Hull & Surrounding Areas

Keep your heat pump running efficiently all year round with a professional annual service from FlowMarsters Plumbing & Heating.

We specialise in servicing, diagnosing and maintaining air source heat pumps for homes across Hull and the surrounding areas.

Fixed-price air source heat pump service

Improves performance, efficiency & lifespan

Why Should You Service Your Air Source Heat Pump?

An annual heat pump service helps you:

• Improve efficiency – reduces running costs
• Prevent breakdowns – catch issues early
• Keep your home warm – better performance in cold weather
• Extend system lifespan
• Maintain manufacturer warranty (many require yearly servicing)
• Ensure safe operation of electrics and refrigerant components

A serviced heat pump can save you money and keep your home comfortable all year round.

What’s Included in Our Air Source Heat Pump Service?

Our service covers all major checks recommended by leading manufacturers:

Outdoor Unit Check

• Inspect and clean evaporator coil
• Clear debris, leaves, and blockages
• Check fan motor and fan blades
• Check drain holes and condensate route
• Check casing, insulation and brackets
• Check for refrigerant leaks (visual inspection)

Indoor Unit / System Check

• Check flow & return temperatures
• Check and clean strainers/filters
• Check buffer tank (where fitted)
• Check expansion vessel pressure
• Check system pressure & top up if required
• Check pipework, joints and valves for leaks

Refrigerant & Performance Checks

• Check refrigerant pressure (where service valves/manufacturer allow)
• Check defrost cycle operation
• Check inverter operation
• Check compressor start-up behaviour
• Check delta-T and system performance readings

Electrics & Controls

• Check electrical connections
• Check outdoor isolator condition
• Check controller, sensors & thermostats
• Check weather compensation settings
• Check timer/schedule programming

System Efficiency Check

• Evaluate overall performance
• Check for low flow rates or poor design issues
• Recommend improvements (if needed)

Service Report

• Full printed or emailed service sheet
• Any recommendations or faults listed
• Advice on system improvements or repairs

Signs Your Heat Pump May Need a Service

• Higher electricity bills
• The system runs constantly
• Poor heat output / lukewarm radiators
• Freezing up outside
• Fan louder than usual
• Frequent defrost cycles
• Error codes on the controller

If you have any of these symptoms, getting a service can restore performance.

Areas We Cover

We service air source heat pumps across Hull and surrounding areas, including:

• Hull (HU1–HU9)
• Beverley
• Cottingham
• Hessle
• Anlaby & Anlaby Common
• Willerby & Kirk Ella
• Swanland
• All nearby villages — just ask!

Air Source Heat Pump Service Price

We offer fixed-price servicing, agreed upfront with no hidden extras.

Price depends on system type, manufacturer and location.

Typical pricing includes:

• Full system inspection
• Outdoor & indoor unit service
• Performance & efficiency checks
• Service report and recommendations

Ask for a quick quote – we can usually give you a price immediately.

Why Choose FlowMarsters Plumbing & Heating?

• Experienced air source heat pump specialist
• Honest advice – no pressure selling
• Clean, tidy and respectful in your home
• Clear pricing
• Repairs, diagnostics and system upgrades also available
• Heating engineer with gas & renewables expertise

Book Your Air Source Heat Pump Service Today

Ready to get your heat pump serviced?