
Expert Electron Heat Pump Repairs
If your “Electron” heat pump hot water system is lukewarm, leaking at the PTR, throwing error codes, running constantly, or making fan/compressor noise, Todd’s Plumbing & Electrical can help. “Electron” is a retailer/installer — the unit at your place will be an OEM like Stiebel Eltron, Rinnai, Thermann, Sanden, Reclaim, iStore, Enviroheat and others. We diagnose and repair the actual brand/model quickly and correctly.
- All OEMs covered
- Dual-trade (plumbing & electrical)
- Up-front, transparent pricing
- Warranty-aware service
- Local, family-owned business
- Same-day response
Why choose Todd's
We repair "Electron"-supplied heat pump hot water systems (all major brands)
All OEMs covered
Stiebel Eltron (WWK/SHP-O), Rinnai Enviroflo, Thermann, Sanden CO₂, Reclaim CO₂, iStore, Enviroheat and more.
Dual-trade techs
Licensed plumbers + electricians in one visit. We handle both the water and electrical sides of your system.
Warranty-aware & Fast local response
We follow each manufacturer’s service procedures to keep warranties intact. Gold Coast family business with 20+ years in hot water.
Common issues we fix (for “Electron” heat pump installs)
Here are the most common faults we diagnose and repair on Electron-supplied heat pumps.
No hot water / lukewarm
Sensor/thermostat faults, compressor not engaging, airflow restriction/iced coil, low refrigerant, timer/off-peak configuration.
PTR / relief valve dripping
Occasional discharge is normal; constant flow indicates pressure/temperature problems or a worn valve — test/replace and confirm pressures.
Runs constantly / short cycles
Dirty/iced evaporator, blocked airflow, controller/PCB or sensor errors, cold-weather behaviour.
Noise & vibration
Fan bearing wear, debris, loose mounts, or compressor issues.
Error / fault codes
Brand-specific codes (e.g., Stiebel E1–E7; Rinnai/Rheem/Thermann variants; Sanden CO₂ codes). We read codes, ohm-test sensors, check wiring/PCB and repair to spec.
High power use
Booster overuse, dirty coil, scale, mis-set timers/modes; we optimise for off-peak/PV.
Our repair & service process
A systematic approach to diagnosing and fixing your Electron-supplied heat pump correctly the first time.
Identify the OEM
We identify the make/model and read fault history on arrival.
Diagnostics
Electrical tests, thermistor resistances, coil/airflow inspection, valve & safety checks.
Clear quote
Options and parts explained before work begins.
Repair
Genuine/compatible parts; no shortcuts.
Commissioning
Verify temps/pressures, defrost, timers (off-peak/PV).
Care tips
Airflow clearance, settings to cut bills.
Repairs Guide
- Diagnostic & quote
- Sensor/PCB/element repairs
- PTR valve replacement & safety test
- Annual preventative service
- Major components or retrofit to a new heat pump — quoted after inspection
Pricing Note
Final price depends on model condition, parts availability and site access. We always provide a clear, upfront quote before proceeding with any major repairs.
FAQs
Common questions about Electron-supplied heat pump repairs
Need Your Electron Heat Pump Fixed Fast?
Get a free quote today. Our licensed plumbers and electricians are ready to get your hot water running again.

"Great working with the team from Todd's Plumbing. The service was excellent, communication was easy, and all of our hot water issues were fixed promptly and professionally."
- Jamie-Lee de Jager
- Same Day Service
- Fixed Upfront Pricing
- Licensed & Insured
- Electron Specialists
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