Trouble Shooting And Corrective Action 44 I; Disposal Of Cleaning / Servicing Substances; Specification Data - WALTHER PILOT PILOT WA 400 Betriebsanleitung

8 Troubleshooting and Corrective Action
Warning
Prior to any servicing and repair work: Make sure that the spray gun is in unpressu-
rized condition, i.e. all air and material inputs must be shut off - if not, imminent risk
of injury.
Fault Cause
Material control nozzle or
needle fouled
Gun is dripping Material control nozzle or
needle damaged
Packing screw too tight
Gun fails to open Control air pressure too
low
Needle seal packing leaks
Material leaks from
leakage boring Packing screw too loose
Spray jet pulsating or Level in material tank too
unsteady low
9

Disposal of Cleaning / Servicing Substances

Disposal of any such substances must be in accordance with all applicable local
and national regulations, directives and laws.
Warning
Pay special attention to all processing specifications and safety warnings issued by
the manufacturers of spraying and cleaning media. The improper disposal of any
toxic waste material represents a serious threat to the environment, i.e. to the
health of mankind and animal life.
Remedy
see 5.5 Removing Material
Control Nozzle or Needle
and cleaning
see 7.2 Replacing Material
Control Nozzle or Needle
Loosen packing screw in
(pos. 21) slightly with a
screw driver
Increaese control air pressu-
re to at least 4.5 bar
see 7.1 Replacing Needle
Seal Packing
Tighten packing screw in
(pos. 21) slightly with a
screwdriver
Top-up material level (see
operating instructions of
plant systems manufacturer)
44
10

Specification Data

Nozzle Sizes:
0.5 - 0.8 - 1.0 - 1.2 - 1.4 - 1.5 - 1.8 - 2.0 -
2.2 - 2.5 mm ø
Weight: 580 g
Connections:
Atomizing Air G 1/4 "
Control Air G 1/8 "
Material Inlet G 1/4 "
Pressure Ranges:
Control Air Pressure min.
Material pressure max. 10
Atomizing Air max.
max. Operating Temperature
of Spray gun 80 °C
Sound Level
(measured at a distance
of 1 m from the spray gun) 86 dB (A)
Air Consumption:
Models PILOT WA 400 / 470-K and
WA 410 / 471-K
Air control head: twelve-bore version
Atomizing air Air consumption
pressure
1,0 bar 18,0 m /h
3
2,0 bar 24,6 m /h
3
3,0 bar 29,4 m /h
3
4,0 bar 33,0 m /h
3
5,0 bar 36,0 m 3 /h
6,0 bar 39,0 m 3 /h
* The spraying pressure is 0.7 bar with an air input pressure of 4.5 bar.
Right to effect technical changes reserved.
45
4,5 bar
bar
8 bar
Models PILOT WA 420 / 472-K and
WA 430 / 473-K
Air control head: low-pressure
Air input of the spray Air consumption
gun
1,0 bar 12,0 m /h
3
2,0 bar 16,2 m /h
3
3,0 bar 18,6 m /h
3
4,0 bar 21,6 m /h
3
4,5 bar 22,8 m 3 /h*
6,0 bar 26,4 m 3 /h