Wagner SprayTech 3.31 Paint Sprayer User Manual


 
14 ProSpray3.29•3.31
GB
Cleaning the unit (shutting down) Remedy in case of faults

A. Unitdoesnotstart
B. Unitdoesnotdrawinmaterial
C. Unitdrawsinmaterial,butthe
pressure does not build up

1. Novoltageapplied.
2. Pressure setting too low.
3. ON/OFFswitchdefective.
1. ReliefvalveissettoSPRAY(p
spray).
2. Filterprojectsovertheuidlevel
and sucks air.
3. Filter clogged.
4. Suction hose/suction tube is loose,
i.e. the unit is sucking in outside air.
1. Tip heavily worn.
2. Tip too large.
3. Pressure setting too low.
4. Filter clogged.
5. Coatingmaterialowsthroughthe
return hose when the relief valve is
intheSPRAY(p spray) position.
6. Packings sticky or worn.
7. Valveballsworn.
8. Valveseatsworn.

1. Check voltage supply.
2. Turn up pressure control knob.
3. Replace.
1. Set relief valve to PRIME (k circulation).
2. Rellthecoatingmaterial.
3. Cleanorreplacethelter.
4. Clean connecting points. Tighten suction tube.
1. Replace
2. For selection of a smaller tip, see Tip table on Page
20.
3. Turn pressure control knob clockwise to increase.
4. Cleanorreplacethelter.
5. Remove and clean or replace relief valve.
6. Remove and clean or replace packings.
7. Remove and replace valve balls.
8. Remove and replace valve seats.
 
8.3 Cleaning Airless spray gun
1. Rinse Airless spray gun with an appropriate cleaning
agent.
2. Clean tip thoroughly with appropriate cleaning agent so
that no coating material residue remains.
3. Thoroughly clean the outside of the Airless spray gun.


1. Pull protective guard (1) forward vigorously.
2. Screwgrip(2)outofthegunhousing.Removeintakelter
(3).
3. Intakeltercongestedordefective–replace.

1. Placeintakelter(3)withthelongconeintothegun
housing.
2. Screw in grip (2) into the gun housing and tight en.
3. Slot in protective guard (1).
W
arning:
keep clear
of tip
250 bar
m
ax.3600 psi
3
2
1