Evaporator plate replacement where scale pitting, refrigerant leaks or physical damage stop a plate from releasing ice cleanly. In Dainfern this is luxury gated estates work on evaporator assembly systems, attended within about 70 minutes of dispatch.We work across every major brand installed in Dainfern, 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.Estate access requires resident pre-authorisation and vehicle inspection. Ice Machine Repairs bookings in Dainfern are logged against Block 13 so we can allow for power availability on site.
- Typical response window
- 70 minutes from Fourways & Northern Suburbs
- Distance from Sandton CBD
- 17.4 km
- Municipal water hardness
- hard (200 ppm)
- Load-shedding schedule
- Block 13
- Access & compliance
- Estate access requires resident pre-authorisation and vehicle inspection.
- Typical installed systems
- Large estate homes with ducted plant and pool heat pumps.
Refrigerant data
| Gas | Classification | Suction pressure | Discharge pressure | Typical use |
|---|---|---|---|---|
| R134a | HFC (A1) | 80-140 kPa at -5 degrees C evaporating | 900-1 200 kPa at 45 degrees C ambient | Wine cellars, display cabinets, medium-temperature commercial refrigeration and some heat pumps. |
| R404A | HFC blend (near-azeotropic) | 40-60 kPa (approx. 2-4 bar) | 1500-1900 kPa | Older commercial ice machines, cube makers, ice bins and blast chillers |
| R448A | HFO/HFC blend (low GWP) | 50-75 kPa | 1600-2000 kPa | Modern commercial ice machines, cube and flake units, coldroom retrofits |
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.
Is scale really a problem for ice machines here?
Yes, it is the single biggest cause of lost output on this water supply. Scale insulates the evaporator, so the machine runs longer for less ice and eventually pits the plate. Regular descaling is far cheaper than an evaporator replacement.
There is water on the floor under my ice machine, can you find the leak?
We trace it wet rather than guessing: inlet valve weep, split distribution tube, blocked machine drain or a backed-up bin drain all present the same way. The water side is pressure-tested before we recommission.
How urgent is a slow harvest cycle?
Treat it as urgent. A stalling harvest leaves the plate frozen solid, output collapses and the compressor runs against high head pressure, which is how a cheap solenoid fault turns into a compressor replacement.
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.