# Cylinder Change Checklist

Use this checklist to ensure that you use the correct tools and follow the proper precedure for changing a gas cylinder in the shop.

## Required Tools

- Adjustable wrench
- Bottle dolly
- Soap and water spray bottle
- Oxyacetylene cutting rig

Note: Use an adjustable wrench (crescent wrench) correctly sized for the fitting. Do not use pliers, channel locks, or pipe wrenches. Pliers, channel locks, and pipe wrenches will damage the regulator.

## Required PPE

- Gloves
- Safety Glasses
- Leather footwear
- Cap

## Steps for Cylinder Change

1. Perform leak check on regulator, hose fitting, and torch
2. Visually inspect hoses for damage
3. Verify valves on torch are in the "Off" position
4. Verify valves on cylinders are closed
5. Remove regulator from cylinder with an adjustable wrench
6. Install cap on cylinder (except propylene cylinder)
7. Get full cylinder from bottle room
8. Chain full cylinder on bottle dolly
9. Ensure cylinders in bottle room are chained
10. Keep new cylinder chained on the dolly until placed in cylinder holder
11. Remove empty cylinder (with cap on) from cylinder holder and set out of the way
12. Unchain full cylinder from bottle dolly, move and then chain to cylinder holder
13. Move empty cylinder to cylinder room and place in "Empty" section
14. Remove cap from full cylinder and store properly
15. Install regulator and check for leaks
16. Check and set pressures
17. Return tools to proper location