
Workmanship Guaranteed
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Gold Coast’s Chromagen (Midea) Heat Pump Specialists
If your Chromagen heat pump is showing an error code (E0/E1/E4/E5/E8), only delivering lukewarm water, constantly dripping at the PTR valve, or running all day, we can help.
Todd’s Plumbing & Electrical provides same-day diagnostics, repairs and preventative servicing for Chromagen HP170 / HP280 (Midea) all-in-one heat pump hot water systems across the Gold Coast.
📞 Call 0482 080 423 for same-day service
or request a free quote online.

Chromagen/Midea specialists — deep experience with HP170 (170 L) & HP280 (280 L)
Dual-trade techs — licensed plumbers + electricians in one visit
Same-day response across most Gold Coast suburbs
Fixed, upfront pricing (no surprises)
Warranty-safe methods following Chromagen service guidance
Local, family-owned, 20+ years of 5-star service
Common Chromagen Heat Pump Issues We Fix
Error codes on the controller
E0 (upper tank sensor/T5U), E1 (lower tank sensor/T5L)
E4 (evaporator temp/T3), E5 (ambient temp/T4)
E8 / element/thermostat related after E-heater activates
We test sensor resistances, wiring to the PCB, and replace faulty parts as needed. resources.chromagen.com.au
No hot water / lukewarm water
Sensor/thermostat faults, restricted airflow over the coil, low ambient driving E-heater constantly, or refrigerant/element issues. We verify operating mode, timers and booster function. resources.chromagen.com.au
Unit runs constantly / short cycles
Dirty or iced coil, blocked air path, low ambient operation, incorrect mode/timer settings, PCB or sensor faults. resources.chromagen.com.au+1
PTR (TPR) valve dripping
Some discharge is normal; steady flow points to high pressure/temperature or a worn valve. We test/replace valves and confirm relief settings (1000 kPa on HP170/HP280). resources.chromagen.com.au
Noise & vibration
Fan/bearing wear, debris on the evaporator, compressor start issues — we clean, realign and replace components as required.

Chromagen’s all-in-one (Midea) heat pumps use a fan, evaporator, compressor and tank-wrapped condenser coil to transfer heat from air into water, with ECO / Hybrid / E-Heater modes. They operate down to ~5 °C in ECO, and −20 °C to +45 °C with electric boost; the controller can auto-switch to E-Heater below ~5 °C. We service sensors, controller/PCB, fan & coil, compressor, booster element, anode, PTR/exansion valves, drainage & condensate. Specs include R134a refrigerant, 48–49 dBA, and max water temp 60–65 °C (model-dependent).
Our Repair & Service Process
Diagnosis — read error codes, electrical tests, sensor resistance checks, airflow/coil inspection, pressure & safety tests
Quote — clear options and parts before any work
Repair — genuine/compatible parts; no shortcuts
Commissioning — verify temperature/pressure, set modes/timers, leak & safety checks
Care tips — simple settings to cut bills and extend system life
Diagnostic & quote
Sensor/thermostat/controller repairs
PTR valve replacement & safety test
Annual preventative service
Major components (fan/compressor/element) — quoted after inspection
Prices depend on model, access and parts. We confirm before starting.
Don’t live with cold showers or a noisy unit. Our licensed team will diagnose, repair and optimise your Chromagen heat pump fast.
Same day service
All brands and models serviced
Upfront fair pricing
20+ years local experience
Fully licensed and insured
Workmanship guaranteed

Yes — we regularly repair HP170/HP280 all-in-one systems, including sensors (T5U/T5L/T3/T4), PCB/controller, booster element and valves.
Often the system auto-switches to E-Heater so you still get hot water while the heat-pump side is faulted. We clear the root cause and restore efficient heat-pump operation.
Guide: ~5 °C in ECO, and −20 °C to +45 °C with E-heater boost (model/firmware dependent). Cold snaps can trigger boost mode — timers and Hybrid mode help.
We follow Chromagen procedures and can advise on warranty coverage and service bookings; standard residential coverage includes tank 5 yrs, compressor 3 yrs, electronics/parts & labour 1 yr (check your card). After-hours calls may attract fees.
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Same day service at no extra cost
All brands, makes and models
Get hot water today
Over 20 years in business
Solar accredited plumbers & elecricians
Fully insured
We have honesty & integrity
We carry temporary hot water systems so if for any reason it cant be fixed on the day you can get hot water now!






