Melville · Johannesburg
John Thompson Gas Boiler Repairs in Melville
John Thompson gas boiler repairs in Melville. Locally manufactured industrial plant with strong local parts support.
John Thompson equipment we work on includes packaged steam and hot water boilers. Commonly replaced parts on this brand are level controls, burners, refractory, and we keep or source these against the unit's model and serial plate rather than by guesswork.
Gas boiler repairs concentrate on the ignition and flame supervision chain: gas train, solenoids, ignition transformer, electrode gap, flame rod or UV cell, and the air proving switch. Lockouts are a symptom; the fault is normally in gas pressure, air proving or a dirty sensing path.
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
- Level controls, burners, refractory
- Call
- 069 268 0988
John Thompson · Melville
Scope of work
- Gas train, regulator and solenoid testing
- Ignition electrode and transformer replacement
- Flame rod and UV scanner repairs
- Air pressure switch and fan repairs
- Heat exchanger clean and leak testing
- Gas leak detection and pipework repairs
Technical detail
Specifications
| Fuels | Natural gas (methane) and LPG |
|---|---|
| Types | Condensing, atmospheric, forced draught |
| Testing | Combustion analysis and tightness testing |
| Safety | Work in line with SANS gas installation requirements |
| Local context | Older housing stock, guest houses and restaurants with small commercial hot water systems. |
Related
Other John Thompson services in Melville
- John Thompson Boiler Repairs Melville
- John Thompson Boiler Maintenance Melville
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- John Thompson Steam Boiler Maintenance Melville
- John Thompson Gas Boiler Maintenance Melville
- John Thompson Industrial Boiler Repairs Melville
- John Thompson Steam System Maintenance Melville
FAQs
Frequently asked questions
Are you an authorised John Thompson agent?
We are an independent specialist. We repair and maintain John Thompson 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 John Thompson parts?
Level controls, burners, refractory for John Thompson 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 John Thompson gas boiler repairs include?
Gas train, regulator and solenoid testing, Ignition electrode and transformer replacement, Flame rod and UV scanner repairs, plus verification that the unit performs to the manufacturer's stated figures after the repair.
Do you service John Thompson 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 John Thompson unit?
If the compressor and heat exchanger are sound, repair is almost always cheaper than replacement. Locally manufactured industrial plant with strong local parts support.
John Thompson service in Melville
Older plumbing often needs valve and pressure control correction.