Reyds.Heat pumps · Boilers · Steam

Melville · Johannesburg

Bosch Calorifier Repairs in Melville

Bosch calorifier repairs in Melville. Well-documented gas trains; flame sensing and air proving faults account for most lockouts.

Bosch equipment we work on includes gas boilers and water heaters. Commonly replaced parts on this brand are electrodes, gas valves, fans, pcbs, 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.

Older housing stock, guest houses and restaurants with small commercial hot water systems. Older plumbing often needs valve and pressure control correction. Sites with long, poorly insulated pipework lose more heat in distribution than most owners expect, which reads as a capacity problem at the outlet.

Area
Melville, Johannesburg
Parts
Electrodes, gas valves, fans, PCBs
Call
069 268 0988

Bosch · Melville

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
Local contextOlder housing stock, guest houses and restaurants with small commercial hot water systems.

FAQs

Frequently asked questions

Are you an authorised Bosch agent?

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

Electrodes, gas valves, fans, PCBs for Bosch 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 Bosch 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.

Do you service Bosch units in Melville?

Yes. Melville is inside our service area. Technicians work out of the central Johannesburg base, which keeps travel time short for northern-suburb call-outs.

Is it worth repairing an older Bosch unit?

If the compressor and heat exchanger are sound, repair is almost always cheaper than replacement. Well-documented gas trains; flame sensing and air proving faults account for most lockouts.

Bosch service in Melville

Older plumbing often needs valve and pressure control correction.