8
Faults
8.1
Defects table
Fault description
Cause
Remedy
Spray jet wavering
Air cap is not tightened.
Nozzle is too far back.
Check position of air cap and clean
if required. Properly aligned the
nozzle protrudes approx. 0.3 mm
Nozzle not tightened.
Nozzle worn or broken.
Self-adjusting needle
package is defect.
Replace needle seal and O-ring if
Spray gun is leaking paint
at the needle seal screw.
Self-adjusting needle
package is defect or worn
out.
Replace needle seal and O-ring
Spray gun is leaking from
nozzle.
Nozzle is broken.
Spray gun is leaking.
Valve is defect.
Valve seal worn out.
Replace valve seal
Valve gland tightened to
fast.
Loosen valve gland by half a turn.
Spray gun is leaking at
the flat jet control.
Flat jet control is worn out.
Replace flat jet control.
Quick Clip technology
cannot be used as
required.
Locknut and stop screw
are not tightened together.
Tighten locknut and stop screw
together.
Material has leaked into
Quick Clip closure and
dried out.
Faults
05/2018
EcoGun 910 - MSG00003EN
16/32