Nordson WM-1 Reference guide

Watermarkr1 Model WM-1
Waterborne Air Spray Gun
Customer Product Manual
Part 106 915C
NORDSON CORPORATION DAMHERST, OHIO DUSA

E1997 Nordson Corporation
All rights reserved
106 915C
Issued 11/97
Manual 21-27
Nordson Corporation welcomes requests for information, comments and inquiries about its products.
Address all correspondence to
Nordson Corporation
555 Jackson Street
Amherst, OH 44001
Notice
This is a Nordson Corporation publication which is protected by copyright. Original copyright date 1995. No part of
this document may be photocopied, reproduced, or translated to another language without the prior written consent
of Nordson Corporation. The information contained in this publication is subject to change without notice.
Trademarks
100 Plus, Blue Box, ChromaFlex, CleanSleeve, CleanSpray, Control Coat, Cross-Cut, Easy Coat, Econo-Coat,
Excel 2000, Flow Sentry, Isocoil, Isocore, Iso-Flo, Nordson, the Nordson logo, PRX, Pro-Flo, RBX, Ready-Coat,
Rhino, Select Coat, Select Cure, Shur-Lok, Smart Spray, System Sentry, Thread Coat, Tribomatic, Versa-Spray,
and Watermark are registered trademarks of Nordson Corporation.
CPX, CanWorks, Excel 2000, PowderGrid, Pulse Spray, SCF, Versa-Coat, Versa Screen, Package of Values, and
Swirl Coat are trademarks of Nordson Corporation.
Loctite is a registered trademark of Loctite Corporation.
Kalrez and Viton are registered trademarks of E.I. DuPont de Nemours & Co.

Table of Contents i
E1997 Nordson Corporation
All rights reserved 106 915C
Issued 11/97
Manual 21-27
Table of Contents
1. Introduction 1-1...............................................
2. Safety Symbols 1-1...........................................
3. Qualified Personnel 1-3.......................................
4. Intended Use 1-3.............................................
5. Installation 1-4...............................................
6. Operation 1-5................................................
7. Less-Obvious Dangers 1-7.....................................
8. Action in the Event of a System or Component Malfunction 1-8.....
9. Maintenance and Repair 1-8...................................
10. Material and Solvent Precautions 1-10...........................
11. Disposal 1-13................................................
1. Introduction 2-1...............................................
Fluid Hose and Tube 2-1....................................
2. Connections and Controls 2-2..................................
1. Introduction 3-1...............................................
2. Standard Nozzle Installation 3-3................................
3. Nordson Air and Fluid Hose Installations 3-4.....................
1. Introduction 4-1...............................................
2. Preparation 4-2...............................................
3. Setting Flow Rate 4-2.........................................
4. Spraying the Substrate 4-4.....................................
1. Introduction 5-1...............................................
2. Maintenance 5-1..............................................
S
afety
D
escription
I
nstallation
Operation
M
aintenance

Table of Contents
ii
E1997 Nordson Corporation
All rights reserved
106 915C
Issued 11/97
Manual 21-27
1. Introduction 6-1...............................................
2. Troubleshooting Procedures 6-2................................
3. Spray Pattern Faults 6-4.......................................
1. Introduction 7-1...............................................
2. Disassembly 7-3..............................................
Initial Disassembly 7-3......................................
Packing Cartridge and Fluid Needle 7-4.......................
Air Valve 7-5...............................................
Thumb Wheel and Air Needle 7-5............................
3. Assembly 7-7................................................
Packing Cartridge and Fluid Needle 7-7.......................
Air Valve 7-9...............................................
Thumb Wheel and Air Needle 7-9............................
Final Assembly 7-11........................................
1. Introduction 8-1...............................................
Using the Illustrated Parts List 8-1............................
2. WM-1 Manual Waterborne Air Spray Gun without Hoses 8-2.......
Tools Illustration for WM-1 Manual Waterborne Air Spray Gun
without Hoses 8-6..........................................
3. WM-1 Manual Waterborne Air Spray Gun with Hoses 8-7..........
Tools Illustration for WM-1 Manual Waterborne Air Spray Gun
with Hoses 8-11............................................
4. Kit Parts List 8-12.............................................
Fluid Needle Service Kit 8-12................................
Packing Cartridge Service Kit 8-12............................
Air Valve Service Kit 8-13....................................
Fluid Seal Service Kit 8-14...................................
Air Seal Service Kit 8-14.....................................
Fluid and Air Seal Service Kits Illustration 8-15.................
5. Accessory Parts List 8-16......................................
Fluid Hose Accessory 8-16..................................
Grounded Air Hose Accessory 8-16...........................
Fluid and Grounded Air Hose Accessories Illustration 8-17.......
Troubleshooting
R
epair
P
arts

Table of Contents iii
E1997 Nordson Corporation
All rights reserved 106 915C
Issued 11/97
Manual 21-27
1. Physical 9-1..................................................
Dimensions 9-1............................................
Weight 9-1................................................
2. Operating Capacities 9-2......................................
Air 9-2....................................................
Air Quality 9-2.............................................
Fluid 9-2..................................................
Fluid Flow Rate 9-2.........................................
Fluid Temperature 9-2......................................
S
pecifications

Table of Contents
iv
E1997 Nordson Corporation
All rights reserved
106 915C
Issued 11/97
Manual 21-27

E1995 Nordson Corporation
All rights reserved Issued 11/95 A1EN−03−[SF−LIQD]−3
Section 1
Safety

Safety
1-0
E1995 Nordson Corporation
All rights reserved
Issued 11/95
A1EN−03−[SF−LIQD]−3

Safety 1-1
E1995 Nordson Corporation
All rights reserved Issued 11/95 A1EN−03−[SF−LIQD]−3
Section 1
Safety
This section contains general safety instructions for using your Nordson
equipment. Task- and equipment-specific warnings are included in other
sections of this manual where appropriate. Note all warnings and follow
all instructions carefully. Failure to do so may result in personal injury,
death, or property damage.
To use this equipment safely,
Sread and become familiar with the general safety instructions
provided in this section of the manual before installing, operating,
maintaining, or repairing this equipment.
Sread and carefully follow the instructions given throughout this manual
for performing specific tasks and working with specific equipment.
Sstore this manual within easy reach of personnel installing, operating,
maintaining, or repairing this equipment.
Sfollow all applicable safety procedures required by your company,
industry standards, and government or other regulatory agencies.
Refer to the National Fire Protection Association (NFPA) standard 33
and to federal, state, regulatory agency, and local codes for rules and
regulations covering installation and operation of spray systems.
Sobtain and read Material Safety Data Sheets (MSDS) for all materials
used.
Become familiar with the safety symbols presented in this section. These
symbols will alert you to safety hazards and conditions that may result in
personal injury, death, or property and equipment damage.
WARNING: Failure to observe this warning may result in
personal injury, death, or equipment damage.
1. Introduction
2
. Safety Symbols

Safety
1-2
E1995 Nordson Corporation
All rights reserved
Issued 11/95
A1EN−03−[SF−LIQD]−3
WARNING: Risk of electrical shock. Failure to observe this
warning may result in personal injury, death, or equipment
damage.
WARNING: Disconnect equipment from line voltage. Failure to
observe this warning may result in personal injury, death, or
equipment damage.
WARNING: Risk of explosion or fire. Fire, open flames, and
smoking prohibited.
WARNING: Wear protective clothing, safety goggles, and
approved respiratory protection. Failure to observe may result
in serious injury.
WARNING: Hot! Risk of burns. Wear heat-protective clothing,
safety goggles with side shields and/or heat-protective gloves
depending on the symbol shown.
WARNING: System or material pressurized. Relieve pressure.
Failure to observe this warning may result in serious injury
or death.
WARNING: Injection. Do not point this device at yourself or
other personnel. Failure to observe this warning may result in
serious injury or death.
2
. Safety Symbols (contd.)