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Why Has My Worcester Greenstar FS30 & FS42CDi Developed A Boiler Fault and Error Code?

Are you experiencing a fault with your Worcester Greenstar FS30 & FS42CDi? This trouble-shooting guide will you basic information on operating system problems. In the unlikely event you require a Gas Safe service engineer to repair your boiler then book a boiler repair today.

Are you experiencing a fault with your Worcester Bosch boiler? If so, call our 24 hour UK call centre. MR Boiler Repairs are the UK’s leading boiler repair and service specialist, providing support for domestic, commercial and residential properties. Our low cost fixed price repair service will provide you with peace of mind and avoid any scary repair bills.

Are you experiencing a fault with your Greenstar FS30 or FS42CDi boiler?  This table will give information on basic operating system problems.

In the unlikely event of a boiler fault please read the following page thoroughly before booking a boiler repair.

Fault finding for the FS30 & FS42CDi boiler

Problem

  • Desired room temperature is not reached.

Cause

  • Thermostatic radiator value, or values, or room thermostat set too low
  • Temperature control for CH flow on boiler set too low
  • Air trapped in heating system

Problem

  • Desired room temperature exceeded by large amount

Cause

  • Radiators are too hot

Problem

  • Heating stays on for too long

Cause

  • Programmer is incorrectly set

Problem

  • No on/off mains indicator

Cause

  • Momentary power failure

Problem

  • Hot water temperature too low

Cause

  • Programmer setting
  • Cylinder thermostat set too low

Problem

  • Hot water temperature too high

Cause

  • Cylinder thermostat set too high

Problem

  • Hot water temperature too low

Cause

  • Cylinder thermostat set too low

If you require a Gas Safe service engineer to repair your faulty boiler then book a boiler repair today.

IF YOU SMELL GAS:

  • Call the National Gas Emergency Service on 0800 111 999
  • Extinguish any naked flames
  • Do not smoke or strike matches
  • Do not turn electrical switches on or off
  • Open doors and windows
  • Keep people away from the affected area
  • Turn off the gas control valve at the meter

 

 

 

 

 

 

 

 

 

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