Spray Patterns - WAGNER LineCoat SP Serie Manuel D'utilisateur

Spray Patterns

Problem
A. Tails
B. Hour glass
C. Distorted
D. Pattern expanding and
contracting (surge)
E. Round pattern
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Troubleshooting
Cause
1. Inadequate fluid delivery
1. Inadequate fluid delivery
1. Plugged or worn nozzle tip
1. Suction leak
2. Pulsating fluid delivery
1. Worn tip
2. Fluid too heavy for tip
Solution
1. Fluid not atomizing correctly:
Increase fluid pressure. Change to smaller tip orifice
size. Reduce fluid viscosity. Reduce hose length.
Clean gun and filter(s). Reduce number of guns
using pump.
1. Same as above.
1. Clean or replace nozzle tip.
1. Inspect for suction hose leak.
2. Change to a smaller tip orifice size. Install pulsation
dampener in system or drain existing one. Reduce
number of guns using pump. Remove restrictions in
system; clean tip screen if filter is used.
1. Replace tip.
2. Increase pressure. Thin material. Change nozzle tip.
15
R
GB