Assembly / Installation / Supply Lines; Mounting Of Spray Gun; Connection Of Input Lines; Operational Handling - WALTHER PILOT WA 30 Instructions De Service

It is important to ensure that nuts, screws and fasteners are properly tightened, espe-
cially after servicing and repair work.
Make sure you use original WALTHER Spritz- und Lackiersysteme replacement
parts designed for functional reliability and efficiency.
If you require further details concerning the safe use of this spray gun, do not hesi-
tate to contact WALTHER Spritz- und Lackiersysteme, D-42327 Wuppertal.
4

Assembly / Installation / Supply Lines

Warning
Material and air hoses attached by way of a hose fitting must be secured by additio-
nal hose clips.
Warning
Make sure not to confuse the material and atomizing air connections.
4.1

Mounting of Spray Gun

Install the gun in a suitable and stable mounting device - use two Size M6 screws to
fasten the gun in position.
4.2

Connection of Input Lines

Connect the grounded material hose to the material flow regulator valve and to the
barrel nipple (Item 3) of the gun.
Caution
Make sure that the transfer pump operates in combination with a material flow regu-
lator valve - this is important to ensure that the allowable maximum operating over-
pressure of 350 bar in never exceeded.
Material Circulation Mode:
Remove the screw plug (Item 23) from the gun and replace it with the Size G 1/4"
barrel nipple (Item 3). Connect the material input and return lines to the two barrel
nipples and make sure that all connections are properly tightened.
Control Air G 1/4"
Material G 1/4"
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Material Input Connection:
Connect the material input line to the barrel nipple (Item 3) of the gun and make sure
that this connection is properly tightened.
Control Air Connection:
Connect the control air line to the solenoid valve and to the quick- release fitting
(Item 24) of the gun. Make sure that these connections are properly tightened.
The gun is now ready for operation.
5

Operational Handling

5.1

Safety Warnings

Make sure the following safety warnings are met to taking this spray gun into opera-
tion.
• Remove all pressures from the gun and the system whenever operations are
interrupted.
• Make sure to wear proper respiratory protection masks and protective overalls
wheneveryou are operating this spray gun. Air-borne particles represent a health
hazard.
• Make sure to wear suitable hearing protectors. Spray guns produce sound
levels of up to about 82 dB (A).
• Make sure your working area is absolutely free from open fires and naked lights
- risk of fire and explosion.
5.2

Starting/Stopping Requirements

Note
When taking the spray gun into operation, flush the gun with a solvent compatible
with the medium last used.
Make sure you have the right material pressure at the gun before you start with your
job.
Caution
The material pressure shall never be set to a rating in excess of:
• 350 bar (V 20 900 00 000)
• 100 bar (V 20 901 00 000)
The control air pressure shall not exceed 8 bar as, otherwise, the functional reliabili-
ty of the spray gun will suffer.
Warning
The spray gun and the system must always be relieved of all pressures whenever
work is terminated - lines left in pressurized condition could burst, with their contents
likely to injure anybody present nearby.
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