Board-level diagnostics for inverter heat pumps showing intermittent faults or poor COP. In Norwood this is upper residential work on inverter heat pump systems, attended within about 55 minutes of dispatch.We work across every major brand installed in Norwood, and diagnostics start from the plated design data rather than a guess.Codes are read from the board rather than guessed at, then traced to the actual sensor, valve or drive fault behind them.Restaurant strip requires after-hours work. Heat Pump Services bookings in Norwood are logged against Block 8 so we can allow for power availability on site.
- Typical response window
- 55 minutes from Rosebank & Parks Belt
- Distance from Sandton CBD
- 10.9 km
- Municipal water hardness
- moderate (140 ppm)
- Load-shedding schedule
- Block 8
- Access & compliance
- Restaurant strip requires after-hours work.
- Typical installed systems
- Homes plus a dense restaurant refrigeration cluster.
Refrigerant data
| Gas | Classification | Suction pressure | Discharge pressure | Typical use |
|---|---|---|---|---|
| R410a | HFC blend (A1) | 280-320 kPa at 7 degrees C evaporating | 2 600-3 000 kPa at 45 degrees C ambient | Most inverter splits, ducted systems, VRV/VRF and heat pumps installed since 2005. |
| R32 | HFC (A2L, mildly flammable) | 300-340 kPa at 7 degrees C evaporating | 2 700-3 100 kPa at 45 degrees C ambient | Current-generation inverter splits and heat pumps. |
Common questions
Do you charge a callout fee?
A standard callout and diagnostic fee applies and is quoted upfront. It is credited against the repair when you accept the quote.
What does an annual service contract include?
Scheduled visits, priority response between visits, a written condition report per unit and fixed labour rates for the contract year.
Is a compressor replacement guaranteed?
Yes. Replacements are done with a system flush and new drier, and both part and workmanship are warranted, provided the original cause of failure is corrected.
How fast can you get to me?
Emergency callouts are dispatched to the next available technician, with the arrival window confirmed by SMS when the vehicle leaves.
Request a callout or quote
Send it straight to our WhatsApp for the fastest response, or call 069 268 0988 / email info@reyds.co.za.