Troubleshooting
18
309586R
Speed of application too slow
Material too thick
Thin material.
Nozzle too small
Change nozzles to a larger size. See
Operation Manual, Recommended
Nozzle Selection Chart, page 10.
Too much air being used.
Partially close gun air valve to reduce
air flow.
Flow control (RTX 1000 model) set
too low
Increase flow control setting
Plugged or dirty gun
Relieve Pressure
, page 5. Clean
gun.
Kinked hose
Unkink hose.
Gun fluid flow adjustment set too low Increase flow adjustment with flow
adjustment nut.
RotoFlex pump worn
Replace hose.
Intermittent flow/sputtering
Hopper connection not tight
Check gasket. TIghten connection.
Debris in system
Clean
Quick disconnect does not stay con-
nected.
Dirty or corroded fitting
Clean thoroughly. Soak in oil. Apply a
few drops of light oil.
Gun will not shut off
Worn nozzle or needle.
Relieve Pressure
, page 5. Replace
worn parts.
Debris in needle passage
Relieve Pressure
, page 5. Clean.
Fluid leaking at Flow Adjustment Nut Damaged seal.
Relieve Pressure
, page 5. Replace
seal.
Fluid leaking out of either plug
Missing or damaged o-rings
Relieve Pressure
, page 5. Replace
o-rings.
Gun damaged
Replace gun
Needle adjustment won’t adjust
Dirty threads
Clean threads
Nozzle not on gun
Put nozzle on gun
Problem
Cause
Solution