BS 5258-7:1977

Foreword
Cooperating organizations
Specification
0. Introduction
Section one. General
1. Scope
2. References
3. Definitions
4. Classification of appliances
5. General requirements
6. General conditions of test
Section two. Safety requirements and associated methods
of test
7. General design and construction
8. Soundness
9. Heat input
10. Combustion
11. Ignition
12. Ignition system
13. Flame stability
14. Sooting
15. Flue system
16. Fire hazard and limiting
17. Prolonged performance test
18. Automatic controls
19. Manual controls
20. Electrical safety
21. User's instructions
22. Installation and servicing
Appendices
A. Test apparatus and conditions for type C appliances
B. Test apparatus for type C2 appliances
Figures
1. Bubble leak indicator
2. Apparatus for measuring floor and wall temperatures
3. Diagram of taps
4. Diagram (side elevation) of typical test apparatus
    for type C1 appliances
5. Test apparatus for type C2 appliances

Safety requirements and associated test methods for domestic appliances burning 1st, 2nd and 3rd family gases and having an input rating not exceeding 20 kW.