UL 495 : 4

FOREWORD
INTRODUCTION
1. Scope
2. General
3. Glossary
CONSTRUCTION
MECHANICAL EQUIPMENT
4. General
5. Materials
6. Base
7. Pedestal
8. Housing
9. Bypass Valves
10. Pressure Relief
11. Strainers
12. Meters
13. Vapor Separators
14. Valves
15. Piping and Fittings
16. Hose and Couplings
17. Control Application
ELECTRICAL EQUIPMENT
18. General
19. Motors
20. Switches
21. Wiring Methods
22. Locking Mechanism
23. Lighting, Electrical, and Electronic Equipment
     Mounted on a Dispenser
PERFORMANCE
24. General
25. Endurance Test
26. High-Pressure Leakage Test
27. Hydrostatic Strength Test
28. Mercurous-Nitrate Immersion Test
29. Float Crushing Test
30. Marking Adhesion Test
31. Volume-Change Test
32. Weight-Loss Test
33. Aging Test
34. Torque Test
INSTALLATION INSTRUCTIONS
35. General
MANUFACTURING AND PRODUCTION TESTS
36. General
MARKINGS
37. General
APPENDIX A
Standards for Components

The new edition of UL 495 is being issued to revise the Moist Ammonia-Air Stress Cracking Test.

1.1 These requirements cover power-operated dispensing devices intended to be installed outside of buildings and used at service stations for dispensing liquefied petroleum gas used as an engine fuel.