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Ruimsig · Priority

Boiler Losing Pressure in Ruimsig

System pressure falls and the boiler needs repeated topping up. This page covers how we diagnose and repair it on boilers in Ruimsig.

This fault is normally treated as priority work because the plant is still running but is damaging itself or wasting energy while it does.

Estate housing with heat pump hot water and pool heating. 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
Ruimsig, West Rand
Equipment
Boilers
Call
069 268 0988

What we find here

Likely causes

  • Leak in the system pipework or radiators
  • Failed expansion vessel
  • Passing safety valve
  • Heat exchanger leak
  • Faulty pressure sensor giving false readings

How it is confirmed

Diagnostic sequence

  • Isolate sections and pressure test
  • Expansion vessel charge check
  • Inspect safety valve discharge for flow
  • Verify gauge against a calibrated instrument

FAQs

Frequently asked questions

What causes boiler losing pressure?

The usual causes are leak in the system pipework or radiators, failed expansion vessel, passing safety valve, heat exchanger leak. Which one it is can only be confirmed by measurement, not by symptom alone.

How do you diagnose it?

Isolate sections and pressure test; Expansion vessel charge check; Inspect safety valve discharge for flow; Verify gauge against a calibrated instrument. The readings are recorded so the repair decision is based on data.

Can I keep using the system in the meantime?

Usually yes, for a short period, but efficiency and component life are both being lost while the fault persists.

Do you attend this fault in Ruimsig?

Yes. West Rand visits carry a fuller van stock because parts runs back to Johannesburg cost time. Pool and domestic heat pumps serviced in the same visit.

Boiler Losing Pressure — Ruimsig

Pool and domestic heat pumps serviced in the same visit.