Gas Boiler Fault Finding and Repair - Level 1

This level 1 course is the first in a 3 part series, designed for those who want to improve their knowledge, develop their skills and learn best practice when fault finding and repairing a gas boiler. 

Throughout the day the trainers will be coaching you through various fault finding and repair tasks demonstrated on Worcester Bosch's range of gas boilers.

Location(s): Worcester, Wakefield, West Thurrock, Local colleges
Duration: 1 day
Cost: £25.00 per person

  • Awareness of the most common causes of faults for heating systems and boilers.
  • Understanding and identification of system and installation faults and their symptoms.
  • Understand the basic operating principles of combi, system and regular boilers.
  • Understand the ignition sequence of a boiler and how it may be used to diagnose faults.

Models Covered :

Worcester Bosch gas boilers, including:

  • Greenstar Combi Boilers
  • Greenstar System Boilers
  • Greenstar Regular Boilers


You must be Gas Safe registered holding a current CCN1 and CENWAT qualification, be part of an industry Managed Learning Program (MLP) or an industry apprentice.

Additional Information

This course involves some practical elements and it is recommended to wear appropriate work wear; such as saftey boots.

If you need to cancel or rearrange a booking we require notice of 10 working days prior to the course start date so that the place can be reallocated. If the required notice is not received within this timescale any monies paid will be forfeited.


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Want to speak to someone about training?

You can call us on 0330 123 0166, email us at, or find your nearest Technical Sales Manager.