USE AND MAINTENANCE MANUAL
Page 13 of 13
®
4.3
TROUBLESHOOTING
This chapter describes how to solve the most common problems which could affect the unit.
The problem is indicated by the following symbol: (
6
)
The possible cause is indicated by the following symbol: (
ß
)
The possible solution is indicated by the following symbol: (
l
)
6
THE SPRAY GUN SPRAYS INTERMITTENTLY ?
ß
Spray nozzle is loose.
ß
Worn needle packing.
ß
Worn nozzle.
ß
Worn head packing.
l
Tighten the nozzle.
l
Replace the packing.
l
Replace the nozzle.
l
Replace the head packing.
6
UNEVEN JET ?
ß
Worn or dirty cap air holes.
ß
Worn or dirty nozzle.
l
Clean the spray gun components carefully.
l
Replace damaged parts.
6
PAINT LEAKS OUT OF THE PACKING?
ß
Worn packing.
l
Replace the packing.
6
NOZZLE LEAKS WITHOUT PRESSING THE TRIGGER?
ß
Needle and nozzle are dirty with dry paint
ß
Worn needle and nozzle.
l
Clean the spray gun parts very carefully.
l
Replace the needle and the nozzle.
6
AIR COMES OUT WHEN THE TRIGGER IS RELEASED?
ß
The air valve rod does not slide.
ß
The air valve body is dirty.
ß
Air valve packing nut too tight
l
Lightly lubricate the components of the spray gun.
l
Clean with care.
l
Loosen packing nut.
6
SCARSE FLUID FLOW?
ß
Clogged cup lid plug.
l
Clean with care.
