WAGNER PS 3.20 User Manual

8. Cleaning the unit (shutting down)
A clean state is the best method of ensuring operation without
problems.Afteryouhavenishedspraying,cleantheunit.Underno
circumstances may any remaining coating material dry and harden in
the unit.
The cleaning agent used for cleaning (only with an igni tion point
above21°C)mustbesuitableforthecoatingmaterialused.
 • Secure the spray gun, refer to the operating manual of the
spray gun.
Clean and remove tip.
For a standard tip, refer to Page 18, Section 12.2.
If a non-standard tip is installed, proceed according to the relevant
operating manual.
1. Remove suction hose from the coating material.
 2. Closethereliefvalve,valvepositionSPRAY(p spray).
3. Switch the unit ON.
Attention
The container must be earthed in case of coating
materials which contain solvents.
Caution! Do not pump or spray into a container with
a small opening (bunghole)!
Refer to the safety regulations.
4. Pull the trigger of the spray gun in order to pump the
remaining coating material from the suction hose, high-
pressure hose and the spray gun into an open container.
5. Immerse suction hose with return hose into a container with a
suitable cleaning agent.
6. Turn the pressure control knob counterclockwise to minimum
pressure.
7. Open the relief valve, valve position PRIME (k circulation).
8. Pump a suitable cleaning agent in the circuit for a few
minutes.
 9. Closethereliefvalve,valvepositionSPRAY(p spray).
10. Pull the trigger of the spray gun.
11. Pump the remaining cleaning agent into an open container
until the unit is empty.
12. Switch the unit OFF.
8.1 Cleaning unit from outside
First of all pull out mains plug from socket.
Attention
Danger of short circult through penetrating water!
Never spray down the unit with high-pressure or
high-pressure steam cleaners.
Attention
Do not put the high-pressure hose into solvents.
Use only a wet cloth to wipe down the outside of the
hose.
Wipe down unit externally with a cloth which has been immersed in a
suitable cleaning agent.
ProSpray 3.20 9
GB
Cleaning the unit (shutting down)
8.2 Suction lter
i
A clean suction lter always guarantees maximum
feed quantity, constant spraying pressure and
problem-free functioning of the unit.
1. Screw o the lter (Fig. 5) from suction pipe.
2. Clean or replace the lter.
Carry out cleaning with a hard brush and an appropriate cleaning
agent.
8.3 Cleaning the high-pressure lter
i
A high-pressure lter is available as an optional
accessory that can be ordered separately. Clean the
lter cartridge regularly. A soiled or clogged high-
pressure lter can cause a poor spray pattern or a
clogged tip.
1. Turn the pressure control knob counterclockwise to minimum
pressure.
2. Open the relief valve, valve position PRIME (k circulation).
3. Switch the unit OFF.
Unplug the power plug from the outlet.
 4. Unscrewthelterhousing(Fig.6,Item1)withastrapwrench.
5. Turning clockwise, unscrew the lter (2) from the pump
manifold (3).
6. Clean all the parts with the corresponding cleaning agent. If
necessary, replace the lter cartridge.
7. Check the O-ring (4), replace it if necessary.
8. Turning counterclockwise, screw the new or cleaned lter into
the pump manifold.
9. Screw in lter housing (1) and tighten it as far as possible with
the strap wrench.
1
3
2
4

WAGNER PS 3.20 Specifications

General

Brand	WAGNER
Model	PS 3.20
Category	Paint Sprayer
Language	English