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Daikin · Japan

Daikin Heat Pump Regassing in Johannesburg

Daikin heat pump regassing across Gauteng. Robust inverter plant; error codes are specific and make structured diagnostics fast.

Daikin equipment we work on includes altherma monobloc and split ranges. Commonly replaced parts on this brand are sensors, expansion valves, inverter boards, and we keep or source these against the unit's model and serial plate rather than by guesswork.

A heat pump is a sealed system: if it is short of gas, there is a leak. Simply topping up sends the same refrigerant back into the atmosphere within months and masks the fault. We pressure-test, trace the leak, repair it, evacuate to vacuum and then charge by weight to the manufacturer's plate data.

Control scheduling is often the cheapest available improvement, particularly where heating windows overlap with peak tariff periods. Where a site runs on borehole water, hardness and iron content shorten service intervals considerably and are worth testing before setting a maintenance plan.

Parts
Sensors, expansion valves, inverter boards
Turnaround
Leak test and repair usually one visit; coil replacement quoted separately.
Call
069 268 0988

What is included

Scope of work

  • Nitrogen pressure test and vacuum hold test
  • Electronic and UV dye leak tracing
  • Braze repairs to pipework, joints and coils
  • Charge by weight with digital scales
  • Superheat and subcooling verification after charging
  • Filter drier replacement

Technical detail

Specifications

RefrigerantsR410A, R32, R134a, R417A, R407C
MethodRecover, evacuate to 500 microns, charge by weight
VerificationSuperheat/subcooling within manufacturer band
WarrantyLeak repair warranted; unrelated leaks quoted separately
Daikin rangesAltherma monobloc and split ranges

When to call

Symptoms we see on this equipment

  • Unit runs but water only reaches lukewarm
  • Evaporator icing in mild weather
  • Oil residue at pipe joints or coil bends
  • Regassed within the last year and already weak

FAQs

Frequently asked questions

Are you an authorised Daikin agent?

We are an independent specialist. We repair and maintain Daikin equipment using correct-specification parts, and where a unit is still under manufacturer warranty we will tell you before doing anything that could affect it.

Can you get Daikin parts?

Sensors, expansion valves, inverter boards for Daikin are ordered against the model and serial plate. Where an original part has a long lead time we will offer a compatible equivalent and say clearly which one is being fitted.

What does Daikin heat pump regassing include?

Nitrogen pressure test and vacuum hold test, Electronic and UV dye leak tracing, Braze repairs to pipework, joints and coils, plus verification that the unit performs to the manufacturer's stated figures after the repair.

Where do you service Daikin equipment?

Across Johannesburg, Ekurhuleni, West Rand, Midrand, Centurion and Pretoria. Call 069 268 0988 to confirm attendance for your address.

Is it worth repairing an older Daikin unit?

Where the tank or coil has perforated, replacement is usually the honest answer and we will say so on site. Robust inverter plant; error codes are specific and make structured diagnostics fast.

Daikin heat pump regassing

Serving Johannesburg, Ekurhuleni, West Rand, Midrand, Centurion and Pretoria.