Air Gun Protocol: Difference between revisions
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*Air filter clean-out should be pointing down, by gravity | *Air filter clean-out should be pointing down, by gravity | ||
*Turn air on all way at bottom of handle- and use regulator to set pressure | *Turn air on all way at bottom of handle- and use regulator to set pressure | ||
* | *Use air pattern control to get spray wider or narrower - observe and practice with water. | ||
*Practice spray pattern with water onto a visible surface, such as stone, cardboard, fabric | |||
*'''Hang five''' for distance from work piece, '''hang five''' for spray width | |||
=Breaks= | =Breaks= |
Revision as of 02:12, 26 April 2021
About
This is about a high volume, low pressure, air-powered spray gun - like the Purple Classic by Harbor Freight.
Basic Procedures
- Let people know they are painting so they bring old clothes
- Rags should be available - so gun is cleaned from spills readily.
- Gun holder should be available for hanging gun for refills, with hose attached. Holder holds gun so strainer cup can be placed above cup.
- Use 20 oz paint cups for longer spraying
Technical
- Start at 80 PSI on regulator - it should be 40-60 PSI during operation, not when idle. Look at regulator.
- Use an air/dirt filter
- Air filter clean-out should be pointing down, by gravity
- Turn air on all way at bottom of handle- and use regulator to set pressure
- Use air pattern control to get spray wider or narrower - observe and practice with water.
- Practice spray pattern with water onto a visible surface, such as stone, cardboard, fabric
- Hang five for distance from work piece, hang five for spray width
Breaks
- If you don't use it more than a few minutes - take off cup, take off air hose, leave gun suberged up to handle in about 6" of water immediately - for water-based paints.
- Wipe gun with rags, so paint doesn't harden
- For oil paints - if you're taking a break - do a diesel or mineral spirits blow-out