Identification Of Model Version; Normal Use; Improper Use; Technical Description - WALTHER PILOT PILOT WA 900 Betriebsanleitung

1 General
1.1

Identification of Model Version

Models: Automatic Spray Guns PILOT WA 900-Serie
Types:
WA 900 (Standard with internal control)
WA 905 (Standard without internal control)
WA 920-HVLP (Low pressure with internal control)
WA 925-HVLP (Low pressure without internal control)
WA 940-HVLP (Medium pressure with internal control) V 21 940
PLUS
WA 945-HVLP (Medium pres. without internal control)
PLUS
Manufacturer: WALTHER Spritz- und Lackiersysteme GmbH
Kärntner Str. 18-30
D-42327 Wuppertal
Tel.: 0202 / 787-0
Fax: 0202 / 787-2217
www.walther-pilot.de • Email: info@walther-pilot.de
1.2

Normal Use

The automatic spray guns PILOT WA 900, WA 905, WA 920, WA 925, WA 940 and
WA 945 are exclusively designed for use with sprayable material types and grades
such as:
• paints and lacquers
• greases, oils and corrosion preventives
• adhesive compounds
• ceramic glazes
• pickling solutions
Should the materials which you want to spray not be listed above, please contact
WALTHER Spritz- und Lackiersysteme, Wuppertal for further and detailed informati-
on.
Please note that sprayable material may only be applied to work pieces and/ or simi-
lar items.
The temperature of the spraying materials shall never exceed 80 degrees Celsius.
The models of the series PILOT WA 900 are not designed for manual operation, and
must be installed in a suitable gun mounting device.
The term normal use also implies that any and all safety warnings, operational hand-
ling details, etc., as stated in these operating instructions, must be carefully read,
understood and duly complied with.
This equipment complies with the explosion protection requirements of Directive
94/9/EC (ATEX) for the explosion group, equipment category and temperature class
indicated on the type plate. When using the equipment, the requirements specified
in these Operating Instructions must be observed at all times.
The technical data indicated on the equipment rating plates and the specifications in
V 21 900
V 21 905
V 21 920
V 21 925
V 21 945
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the chapter „Technical Data" must be complied with at all times and must not be
exceeded. An overloading of the equipment must be ruled out.
The equipment may be used in potentially explosive atmospheres only with the
authorisation of the relevant supervisory authority.
The relevant supervisory authority or the operator of the equipment are
responsible for determining the explosion hazard (zone classification).
The operator must check and ensure that all technical data and the marking of the
equipment in accordance with ATEX are compliant with the necessary requirements.
The operator must provide corresponding safety measures for all applications in
which the breakdown of the equipment might lead to danger to persons.
If any irregularities are observed while the equipment is in operation, the equipment
must be put out of operation immediately and WALTHER WALTHER Spritz- und
Lackiersysteme must be consulted.
Grounding / Equipotential Bonding
You must ensure that the spray gun is properly earthed (grounded) either separately
or in connection with the equipment with which it is being used (maximum resistance
10 Ω).
6
1.3

Improper Use

This spray gun shall not be used for purposes other than set forth in the above
Chapter 1.2 Normal Use. Any other form of use and/ or application is prohibited.
Improper use is for example:
• spraying of material onto persons and animals
• spraying of liquid nitrogen, etc.
2

Technical Description

The series PILOT WA 900 is a simple modular system, which enables all possible
combinations required in ractice. There are two basic models, one with and the other
one without internal control. For this purpose there are two different quick-release
adapter plates which fit both models or can be converted accordingly.
Guns of series WA 900 can only be used in connection with an adapter plate. The
guns can alternatively be used in radial or circulation method. In order to incorporate
the guns in circulation mode, the assembled sealing pin (Pos. 37) needs to be remo-
ved.
The models of the PILOT WA 900-Serie are an all-automatic air-controlled guns
operating in combination with a 3/2-way control valve
37