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Troubleshooting
Troubleshooting
WARNING
Electric Shock Hazard
Installing and servicing this equipment
requires access to parts which may cause
an electric shock or other serious injury if
the work is not performed properly. Do not install or
repair this equipment unless you are trained and
qualified.
Spray Pattern Troubleshooting
Some spray pattern problems are caused by the improper balance between air and fluid.
Problem
Fluttering or spitting spray.
Irregular pattern.
Pattern pushed to one side; air cap
gets dirty.
Tails in pattern.
Fluid buildup on air cap/tip guard.
32
Skin Injection Hazard
Check all possible remedies in the Troubleshooting
Chart before disassembling the gun.
Cause
No fluid.
Air in fluid supply.
Fluid buildup; partially plugged tip.
Worn/damaged tip or air cap holes.
Air cap holes plugged.
Atomization air pressure too low.
Fluid pressure too low.
Atomization air pressure too high.
Fluid pressure too low.
WARNING
To reduce the risk of a fluid injection injury,
always follow the Pressure Relief Proce-
dure on page 18 before doing any mainte-
nance or service on this gun or system.
Solution
Refill supply.
Check fluid source. Refill.
Clean. See page 26.
Clean or replace.
Clean. See page 26.
Increase atomization air pressure.
Increase.
Decrease.
Increase.
309298J
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Table of Contents
Troubleshooting
