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Chromagen · Israel

Chromagen Calorifier Repairs in Johannesburg

Chromagen calorifier repairs across Gauteng. Solar-hybrid storage requiring correct controller and sensor calibration.

Chromagen equipment we work on includes solar and storage hot water systems. Commonly replaced parts on this brand are controllers, sensors, pumps, and we keep or source these against the unit's model and serial plate rather than by guesswork.

Calorifiers fail predictably: the coil scales or perforates, the steam control valve sticks, or the condensate trap fails and floods the coil. A perforated coil shows up as rising tank pressure or contaminated condensate and needs isolation before it damages the rest of the circuit.

Peak draw-off matters more than total daily volume: plant that satisfies a whole day of demand can still fail at a 45-minute shower peak. Sites with long, poorly insulated pipework lose more heat in distribution than most owners expect, which reads as a capacity problem at the outlet.

Parts
Controllers, sensors, pumps
Turnaround
Coil replacement usually needs an isolation window; scoped after testing.
Call
069 268 0988

What is included

Scope of work

  • Coil pressure testing, repair and replacement
  • Steam control valve and actuator repairs
  • Trap, strainer and condensate return repairs
  • Tank descale and internal inspection
  • Thermostat, sensor and safety valve replacement
  • Insulation and cladding renewal

Technical detail

Specifications

TypesVertical, horizontal, storage and semi-storage
Heat sourceSteam, HTHW, LTHW
TestingHydraulic coil test and tank integrity check
MaterialsMild steel, stainless and copper coil options
Chromagen rangesSolar and storage hot water systems

When to call

Symptoms we see on this equipment

  • Condensate contaminated with treated water
  • Slow reheat after draw-off
  • Control valve hunting or stuck open
  • Visible corrosion at the coil flange

FAQs

Frequently asked questions

Are you an authorised Chromagen agent?

We are an independent specialist. We repair and maintain Chromagen 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 Chromagen parts?

Controllers, sensors, pumps for Chromagen 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 Chromagen calorifier repairs include?

Coil pressure testing, repair and replacement, Steam control valve and actuator repairs, Trap, strainer and condensate return repairs, plus verification that the unit performs to the manufacturer's stated figures after the repair.

Where do you service Chromagen 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 Chromagen unit?

If the compressor and heat exchanger are sound, repair is almost always cheaper than replacement. Solar-hybrid storage requiring correct controller and sensor calibration.

Chromagen calorifier repairs

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