WAGNER GM 4700AC User manual

II 2G X (Atex)
B_02376
AirCoat manual gun for at and
round jet nozzles
Version 06/2014
Translation of the Original
Operating Manual

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GM 4700AC
OPERATING MANUAL
VERSION 06/2014 ORDER NUMBER DOC2311730
Table of Contents
1 ABOUT THIS MANUAL 6
1.1 Preface 6
1.2 Warnings, Notices, and Symbols in this Operating Manual 6
1.3 Languages 7
1.4 Abbreviations 7
1.5 Terminology for the Purpose of this Manual 8
2 CORRECT USE 9
2.1 Device Type 9
2.2 Type of Use 9
2.3 Use in Potentially Explosive Areas 9
2.4 Safety Parameters 9
2.5 Processible Working Materials 10
2.6 Reasonably Foreseeable Misuse 10
2.7 Residual Risks 11
3 IDENTIFICATION 12
3.1 CE Explosion Protection Identication 12
3.2 Identication "X" 12
3.3 Type Plate 13
4 GENERAL SAFETY INSTRUCTIONS 14
4.1 Safety Instructions for the Operator 14
4.1.1 Electrical Equipment 14
4.1.2 Sta Qualications 14
4.1.3 Safe Work Environment 14
4.2 Safety Instructions for Sta 15
4.2.1 Safe Handling of WAGNER Spray Devices 15
4.2.2 Grounding the Device 16
4.2.3 Product Hoses 16
4.2.4 Cleaning and Flushing 17
4.2.5 Handling Hazardous Liquids, Lacquers and Paints 17
4.2.6 Touching Hot Surfaces 18
5 DESCRIPTION 19
5.1 Design 19
5.2 Mode of Operation 20
5.3 Protective and Monitoring Equipment 20
5.4 Scope of Delivery 20
5.4.1 Versions for Application up to 25 MPa; 250 bar; 3625 psi 20
5.4.2 Standard Equipment 20
5.5 Data 21
5.5.1 Materials of Paint-wetted Parts 21
5.5.2 Technical Data 21
6 ASSEMBLY AND COMMISSIONING 22
6.1 Training Assembly/Commissioning Sta 22
6.2 Storage Conditions 22
6.3 Installation Conditions 22
6.4 Assembly and Installation 23
6.4.1 Typical AirCoat Spraying System 23

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GM 4700AC
OPERATING MANUAL
VERSION 06/2014 ORDER NUMBER DOC2311730
6.4.2 Ventilation of the Spray Booth 24
6.4.3 Air Supply 24
6.4.4 Product Supply 24
6.5 Grounding 25
6.6 Safety Checks 25
6.7 Preparation of Lacquer 25
6.8 Commissioning 26
6.8.1 Safety Instructions 26
6.8.2 Preparation for Commissioning 26
6.8.3 Commissioning 26
6.8.4 Verifying a Safe Operational Condition 26
7 OPERATION 27
7.1 Training the Operating Sta 27
7.2 Safety Instructions 27
7.2.1 General Rules for Making Adjustments to the Spray Gun 28
7.3 Work 29
7.3.1 Starting to Spray with the AirCoat 29
7.3.2 Adjusting the Spray Pattern 30
7.3.3 Pressure Relief/Work Interruption 31
7.3.4 Changing the AirCoat Nozzle 33
7.3.5 Cleaning AirCoat Nozzle 34
7.3.6 Eliminate Nozzle Clogging 34
8 CLEANING AND MAINTENANCE 35
8.1 Cleaning 35
8.1.1 Cleaning Sta 35
8.1.2 Safety Instructions 35
8.1.3 Flushing and Cleaning the Gun 36
8.2 Maintenance 38
8.2.1 Maintenance Sta 38
8.2.2 Safety Instructions 38
8.2.3 Safety Checks 39
8.2.3.1 Grounding Check 39
8.2.3.2 Product Hoses, Tubes and Couplings 40
8.3 Replacing the Product Hose or Air Hose 41
8.4 Changing or Cleaning Filter Insert 42
9 TROUBLESHOOTING AND RECTIFICATION 44
10 REPAIR WORK 46
10.1 Repair Sta 46
10.2 Safety Instructions 46
10.3 Disassembly of the Gun 47
10.4 Replacing Parts on the Valve Rod 48
10.4.1 Disassembling 48
10.4.2 Replacing Valve Tappet Seals 49
10.4.3 Replacing the Rod Seal (35) 49
10.4.4 Assembly 50
10.5 Replacing the Nozzle Seal 52
10.6 Replacing the "Air" Sealing Ring 53
Table of Contents

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GM 4700AC
OPERATING MANUAL
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10.7 Replacing the Sealing Fitting of the Round Jet Nozzle 54
10.8 Replace Filter Connection (only GM 4700AC) 56
10.8.1 Required Tools and Aids 56
10.8.2 Safety Instructions 56
10.8.3 Disassembly 57
10.8.4 Assembly 58
11 FUNCTIONAL CHECK AFTER REPAIR 60
12 DISPOSAL 62
13 ACCESSORIES 63
13.1 Round Jet Nozzle Cap 63
13.1.1 Nozzle Inserts RXX 63
13.1.2 Complete Nozzle Screw Joint 63
13.2 Air Caps 64
13.3 Anodized Union Nut 64
13.4 AirCoat Nozzles ACF3000 65
13.5 AirCoat Pre-atomizer Nozzles ACF3000 Plus 65
13.6 Filter Insert 66
13.7 Swivel Joints 66
13.8 Hoses 67
13.9 Nozzle Extensions 67
13.10 Miscellaneous 68
14 SPARE PARTS 69
14.1 How Can Spare Parts Be Ordered? 69
14.2 Spare Parts GM 4700AC 70
14.3 Spare Parts GM 4700AC-H 73
15 WARRANTY AND CONFORMITY DECLARATIONS 76
15.1 Important Notes Regarding Product Liability 76
15.2 Warranty Claim 76
15.3 CE Declaration of Conformity 77
15.4 Notes on German Regulations and Guidelines 78
Table of Contents

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GM 4700AC
OPERATING MANUAL
VERSION 06/2014 ORDER NUMBER DOC2311730
1 ABOUT THIS MANUAL
The operating manual contains information about safely operating, maintaining, cleaning
and repairing the device.
The operating manual is part of the device and must be available to the operating and
service sta.
The device may only be operated by trained sta and in compliance with this operating
manual.
Operating and service sta should be instructed according to the safety instructions.
This equipment can be dangerous if it is not operated according to the instructions in this
operating manual.
1.2 WARNINGS, NOTICES, AND SYMBOLS IN THIS OPERATING MANUAL
Warning instructions in this operating manual highlight particular dangers to users and to
the device and state measures for avoiding the danger. These warning instructions fall into
the following categories:
Danger - immediate risk of danger.
Non-observance will result in death or serious injury.
Warning - possible imminent danger.
Non-observance may result in death or serious injury.
Caution - a possibly hazardous situation.
Non-observance may result in minor injury.
Notice - a possibly hazardous situation.
Non-observance may result in damage to property.
Note - provides information about particular characteristics and how to proceed.
This notice warns you of a danger!
Potential consequences from failure to observe the warning
instructions are here.
The signal word indicates the hazard level.
The measures for preventing the danger and its
consequences.
DANGER
This notice warns you of a danger!
Potential consequences from failure to observe the warning
instructions are here.
The signal word indicates the hazard level.
The measures for preventing the danger and its
consequences.
WARNING
This notice warns you of a danger!
Potential consequences from failure to observe the warning
instructions are here.
The signal word indicates the hazard level.
The measures for preventing the danger and its
consequences.
CAUTION
This notice warns you of a danger!
Potential consequences from failure to observe the warning instructions are here. The
signal word indicates the hazard level.
The measures for preventing the danger and its consequences.
NOTICE
1.1 PREFACE

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GM 4700AC
OPERATING MANUAL
VERSION 06/2014 ORDER NUMBER DOC2311730
1.3 LANGUAGES
The operating manual is available in the following languages:
Language: Order No. Language: Order No.
German 2311729 English 2311730
French 2311731 Dutch 2326027
Italian 2311732 Spanish 2311733
Russian 2328825 Chinese 2328826
1.4 ABBREVIATIONS
Order No. Order number
ET Spare part
Marking in the spare parts lists
LA Low Air
HV for highly viscous materials
LV for low viscosity materials
Position
Number of pieces
Width across ats
GM Manual gun
AC AirCoat
H Processing heated material (hot)
2K 2-component material
DN Nominal diameter

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GM 4700AC
OPERATING MANUAL
VERSION 06/2014 ORDER NUMBER DOC2311730
1.5 TERMINOLOGY FOR THE PURPOSE OF THIS MANUAL
Cleaning Manual cleaning of devices and device parts with cleaning
agent
Flushing Internal ushing of ink-guiding parts with ushing agent
Product pressure
generator
Pump or pressure tank
Sta qualications
Trained person Is instructed in the tasks assigned to him/her, the potential
risks associated with improper behavior as well as the
necessary protective devices and measures.
Electrically trained
person
Is instructed by an electrician about the tasks assigned to
him/her, the potential risks associated with improper behavior
as well as the necessary protective devices and measures.
Electrician Can assess the work assigned to him/her and detect possible
hazards based on his/her technical training, knowledge and
experience in relevant provisions.
Skilled person A person, who, based on his/her technical training, experience
and recent vocational experience, has sucient technical
knowledge in the areas of explosion protection, protection
from pressure hazards and electric hazards (if applicable) and
is familiar with the relevant and generally accepted rules of
technology so that he/she can inspect and assess the status of
devices and coating systems based on workplace safety.
In accordance with
TRBS 1203 (2010)

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GM 4700AC
OPERATING MANUAL
VERSION 06/2014 ORDER NUMBER DOC2311730
2 CORRECT USE
2.1 DEVICE TYPE
AirCoat manual gun for manually coating work pieces.
2.2 TYPE OF USE
The gun is suitable for atomizing liquid products, particularly coating products, using the
AirCoat process.
2.4 SAFETY PARAMETERS
2.3 USE IN POTENTIALLY EXPLOSIVE AREAS
The device is suitable for use in potentially explosive areas as dened in the 94/9/EC (ATEX)
Directive, (see Explosion protection marking Chapter 3.1).
WAGNER shall not accept any liability for any damage resulting from incorrect use.
Only use the device to work with the products recommended by WAGNER.
Only operate the device as a whole.
Do not deactivate safety xtures.
Use only WAGNER original spare parts and accessories.
The device may only be operated under the following conditions:
The operating sta must be trained based on this operating manual.
The safety regulations listed in this operating manual must be observed.
The operating, maintenance and repair information in this operating manual must be
observed.
The statutory requirements and accident prevention regulation standards in the
country of use must be observed.

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GM 4700AC
OPERATING MANUAL
VERSION 06/2014 ORDER NUMBER DOC2311730
Note:
Please contact your local WAGNER dealer and the lacquer manufacturer if you encounter
application problems.
2.5 PROCESSIBLE WORKING MATERIALS
Top-coat paints, primer paints, corrosion protection, textured lacquers, lyes, staining
solvents, clear lacquers, separating agents, etc. with a solvent or water base. If you want
to spray working materials other than the aforementioned, please contact a Wagner
representative.
WARNING
Hot coating products!
Burns
Wear antistatic protective gloves.
When operating the device with a coating product with a
temperature of > 43 °C;109.4 °F, identify the device with a
warning label that says "Warning - hot surface".
2.6 REASONABLY FORESEEABLE MISUSE
The forms of misuse listed below may result in physical injury or property damage:
Unauthorized conversions or modications to the system;
Processing dry or similar coating products, e.g. powder;
Using defective components, spare parts or accessories other than those described in
the "Accessories" chapter of this operating manual;
Continuing work with a defective or kinked product hose;
Working with incorrectly set values;
Processing food.