Solar Heat Pump Pool Heaters
Solar Pool Heating Repairs Perth
Solar Repairs provides independent fault finding, maintenance and repair services for solar heat pump pool heaters across the Perth metropolitan area.
- Electrical Licence EC8323
- CEC Approved Solar Retailer
- Accredited Installer SW7097859
- Fully Insured
- 5-Year Workmanship Warranty
- Established 1997
Overview
Solar Pool Heater Repairs Perth | Solar Repairs
Solar heat pump pool heaters are a highly efficient way to extend your swimming season, operating independently of the grid using dedicated solar panels and a DC pump. While they are designed for automatic daily operation, exposure to Perth conditions means components eventually wear out and require professional attention. We diagnose and resolve issues with both the solar components and the heat pump units to keep your pool warm.
Servicing Solar ACDC and Hybrid Heat Pumps
We service dedicated off-grid solar pool heating systems, including Solar ACDC solar heat pump pool heaters and standard hybrid heat pump setups. These systems rely on a direct connection between your solar panels and a DC pump to heat or cool the water throughout the day. When a system stops retaining its thermal load or fails to turn on in the morning, our technicians step in. We check the panel output, the DC pump performance and the heat pump compressor to identify exactly where the fault lies.
- Direct-wired solar pool heating systems
- Hybrid heat pump units
- DC pool water pumps
- Associated solar panels and wiring

Identifying Common Pool Heating Faults
The most obvious sign of a problem is a pool that is no longer reaching its expected temperature. If your system is designed to run on 100% solar power but fails to start when the sun is shining, you likely have an issue with the DC pump or the solar supply. Owners might also notice the system tripping safety switches if connected to grid power for backup. Water leaks around the heat pump connections, unusual grinding noises from the compressor, or the unit failing to turn off in the evening are all clear indicators that professional servicing is required.

The Impact of the Perth Climate
Perth experiences intense summer heat and high UV levels, which take a toll on all exposed plastics, cabling and electrical enclosures. For solar pool heaters, this means the wiring connecting your panels to the heat pump is constantly expanding and contracting, which can lead to loose connections over time. Coastal suburbs also deal with salt air, which accelerates corrosion on the heat pump condenser coils and metal casings. Dust accumulation on the dedicated solar panels will also reduce the power available to your DC pump, forcing the system to work harder or switch to grid power if configured as a hybrid.

When to Repair and When to Replace
Deciding whether to fix a broken solar pool heater depends heavily on the age of the unit and the nature of the failure. Minor electrical faults, damaged cables, or a seized DC pump are generally straightforward and economical to repair. However, if the heat pump itself has suffered a major compressor failure or catastrophic refrigerant leak due to severe corrosion, replacing the unit might be the more sensible long-term choice. We provide clear, practical advice on the condition of your equipment so you can make an informed decision on whether a repair is worth the investment.
- Assess the condition of the DC pump
- Check for refrigerant leaks and corrosion
- Evaluate the output of the dedicated solar panels
- Compare repair costs against a new hybrid heat pump
FAQs
Common questions
Why is my solar pool heater not turning on in the morning?
These systems are designed for automatic operation, starting in the morning along with the DC pump. If the unit fails to start, it usually points to an issue with the solar panels not delivering enough voltage, a fault in the DC pump itself, or a breakdown in the wiring. We can test the circuit to isolate the exact cause.
Can you service hybrid heat pumps?
Yes, we service and repair hybrid heat pump systems. These units can run entirely off solar power but also have the flexibility to switch to grid power if needed. If your system is failing to switch over correctly or is consuming excessive grid power, we can inspect the controllers and electrical connections to restore normal operation.
How often should a solar heat pump pool heater be serviced?
We recommend having your solar pool heating system inspected annually, ideally just before the swimming season begins. Regular servicing helps catch minor issues like worn DC pump bearings, degraded UV cables or dust buildup on panels before they cause a complete system failure during the summer months.
Do you repair the solar panels connected to the pool heater?
Yes. Because these systems rely on dedicated solar panels to provide power without batteries or a grid connection, the panels are a critical component. We can check for panel degradation, fix wiring faults, and ensure the panels are generating the correct output to run the DC pump efficiently.
Can you check my home battery while servicing the pool heater?
Yes, if your property runs a home battery system alongside your pool heating equipment, we can inspect it. We are familiar with a wide range of standard residential storage systems, including models like the RESU10H-Type C, RESU10H-Type R, and RESU LV 3.3-9.8 units. Let our technicians know what equipment you have on site when booking.
Reviews
What Perth customers say
Need this looked at?
Tell us what the system is doing. We will inspect it, identify the cause, and put the fix in writing.
Solar Repairs · 15 Delawney Street, Balcatta WA 6021 · 1300 555 274 · Electrical Licence EC8323 · Plumbing Licence PL6817

