ACS Domestic Manual
Domestic Gas Safety Training Manual
A comprehensive ACS domestic gas training resource for engineers preparing for core domestic gas assessments and appliance categories. Built for real working environments.
- A5 Portable Format
- Spiral Bound
- Laminated Covers
- Assessment + On-Site Reference
- Via Approved Centres
Inside the Manual
What You'll Find
The Domestic Gas Safety Training Manual is a comprehensive ACS domestic gas training resource supporting engineers undertaking CCN1 and appliance assessments including boilers, cookers, gas fires, water heaters, warm air heaters and gas meters. It is structured to reflect the current domestic ACS syllabus and day-to-day engineering practice.
This manual covers gas safety legislation, combustion principles, gas pipework design, tightness testing and purging, ventilation requirements, chimney systems, appliance controls and commissioning procedures. Clear technical explanations are aligned with British Standards, IGEM guidance and GS(I&U)R requirements, ensuring engineers can confidently apply compliance knowledge in domestic installations.
Designed for both assessment preparation and ongoing professional use, this manual serves as a reliable technical reference that supports safe working practices, regulatory compliance and continued professional development within the domestic gas sector.
Manual Specifications
Built for the Job — Designed for engineers working in the field as much as in the classroom.
A5 Format: Compact and portable design, to fit in a work bag, toolbox, or jacket pocket.
Spiral Bound: Lies flat on a bench for hands-free reference.
Laminated Cover: Durable finish suitable for workshop and site conditions.
Dual Purpose: Structured for both ACS assessment preparation and day-to-day use on-site as a reference.
Assessments Covered
Qualifications & ACS Assessments
This manual aligns with the technical knowledge requirements for the following domestic ACS assessments and appliance categories.
How to Obtain This Manual
LCL Awards does not sell training manuals directly. The Domestic Gas Safety Training Manual is supplied through LCL Awards Approved Training Centres and is typically provided as part of a Managed Learning Programme, domestic gas course or ACS reassessment preparation. An Approved Centre can confirm whether this manual is appropriate for your qualification pathway and advise on availability.