Troubleshooting - Spray Patterns
Condition Possible Cause Correction
A. Tails Inadequate uid delivery.
Fluid not atomizing correctly.
Increase uid pressure. Change to small
tip orice size. Reduce uid viscosity.
Reduce hose length.
Clean gun and lter(s). Reduce number of
guns using pump.
B. Hour glass Inadequate uid delivery. Same as above.
C. Distorted Plugged or worn nozzle tip. Clean or replace nozzle tip.
D. Pattern expanding and contracting
(surge)
Suction leak.
Pulsating uid delivery.
Inspect for siphon hose leak.
Change to a smaller tip orice size.
Install pulsation dampener in system or
drain existing one. Reduce number of
guns using pump.
Remove restrictions in system, clean tip
screen if lter is used.
E. Round pattern. Worn tip.
Fluid too heavy for tip.
Replace tip.
Increase pressure. Thin material. Change
nozzle tip.
© Titan Tool Inc. All rights reserved. 13
