Aiming Gun; Spray Pattern Quality; Clear Tip Clog - Graco GX21 Operation, Parts

How to Spray

Aiming Gun

Aim center of spray of gun at bottom edge of
previous stroke, overlapping each stroke by
half.

Spray Pattern Quality

A good spray pattern is evenly distributed as
it hits the surface.
•
Spray should be atomized (evenly dis-
tributed, no gaps at edges).
If tails persist when spraying at the highest
spray pressure:
•
Spray tip may be worn. See Spray Tip
Selection, page 33.
•
A smaller spray tip may be needed.
24
•
Material may need to be thinned. If
material needs to be thinned follow
manufacturer's recommendations.

Clear Tip Clog

In the event that particles or debris clog the
spray tip, this sprayer is designed with a
reversible spray tip that quickly and easily
clears the particles without disassembling the
sprayer.
See Strain the Paint, page 12 for additional
information.
1. Release trigger. Engage trigger lock.
Rotate spray tip to unclog position.
Disengage trigger lock. Trigger gun at
waste area to clear clog.
Unclog
2. Engage trigger lock. Rotate spray tip
back to spray position. Disengage trig-
ger lock and continue spraying.
Spray
3A8429B