Central heating – boiler is working but little/no heat produced

Causes

Faulty pump

Faulty thermostat

Air bubbles or loss of pressure in the circulating hot water system

Listed under: electrical, gas, heating, Services, central heating

Cause

Faulty pump

Repair

  • call a specialist service/repair person

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Cause

Faulty thermostat

Repair

  • call a specialist service/repair person

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Cause

Air bubbles or loss of pressure in the circulating hot water system

Repair

  • bleed the pipework system to release air bubbles

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