1.3
Improper Use
The spray gun can't be used for any application not included in the instructions. Any
other use is improper. Some sample of improper use:
• Spray in direction of people or animals
• Spray liquid nitrogen
2
General Safety Instructions
All applicable accident prevention rules and regulations as well as other recognised
industrial safety and health rules and regulations must be observed at all times.
Use the spray gun only in well-ventilated rooms. Fire, naked flames and smoking are
strictly prohibited within the working area. WARNING – during the spraying of
flammable materials (e.g. lacquers, cleaning agents, etc.), there is an increased risk
to health as well as an increased risk of explosion and fire.
Measures must be taken to ensure that the spray gun is sufficiently grounded (eart-
hed) by means of a conductive air hose (maximum resistance 10
Before carrying out maintenance or servicing work, always ensure that the air and
material feed to the spray gun have been depressurised. Risk of injury!
When spraying materials, do not place your hands or other parts of the body in front
of the pressurised nozzle or the spray gun. Risk of injury!
Never point the spray gun at persons or animals. Risk of injury!
Always observe the spraying and safety instructions given by the manufacturers of
the spraying material and the cleaning agent. Aggressive and corrosive materials in
particular can be harmful to health.
Exhaust air containing particles (overspray) must be kept away from the working area
and personnel. In spite of these measures, always wear the regulation breathing
masks and protective overalls when using the gun. Airborne particles represent a
serious health hazard!
Always wear hearing protection when using the gun or when in the vicinity of a gun
that is in use. The noise level generated by the spray gun is approx. 83 dB (A).
After carrying out assembly or maintenance work, always ensure that all nuts, bolts
and screw connections have been fully tightened before the gun is used.
Use only original replacement parts, since WALTHER can only guarantee safe and
fault-free operation for original parts.
For further information on the safe use of the spray gun and the spraying materials,
please contact WALTHER Spritz- und Lackiersysteme GmbH, D-42327 Wuppertal,
Germany.
3
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6
3
Technical Description
PILOT Trend-HD: Manual spray gun for conventional atomisation
Model version:
• with gravity-feed cup
PILOT Trend-MD: Manual spray gun for medium pressure
Model version:
• with gravity-feed cup
The spraying pressure is 1.2 to 1.4 bar with an input pressure of 3.0 to 3.3 bar.
The material flow rate is dependent on the diameter of the nozzle and the adjust-
ment of the material pressure at the pressure tank or material pressure regulator. In
addition, the material flow rate can be controlled by screwing the adjusting screw
N° 18 in or out. For further adjustment possibilities, see Section 6. Changing the
Spray Pattern.
4
Connection of Input Lines
Warning
Air hoses which are installed with a hose grommet must be additonally secured
with a hose clamp.
Gravity-feed cup
1. Connect the air hose to the air pipe (cleaned
compressed air) or on an air
cleaner and on the air inlet of the spray gun.
2. Fill the cup with screened material.
Close the cup.
3. Switch on the pneumatic system.
The spray gun can be taken into operation.
Air connection
4