1. Manuals
  2. Brands
  3. GUSMER Manuals
  4. Paint Sprayer
  5. D
  6. Operating manual

GUSMER D Operating Manual

Hide thumbs Also See for D:
Table of Contents

Advertisement

Quick Links

Download this manual
"Teamwork & Communication"
Model D
Spray Gun
Operating Manual
2943J-1-D
May 5, 1997
Issue 2
®
GUSMER CORPORATION
A Subsidiary of Gusmer Machinery Group, Inc.
One Gusmer Drive
Lakewood, New Jersey, USA 08701-8055
Toll Free 1-800-367-4767 (USA & Canada)
Phone: (732) 370-9000
Fax: (732) 905-8968
®
Copyright 1999, GUSMER CORPORATION
http://www.gusmer.com
NOTICE: This manual contains important information for your GUSMER equipment. Read and retain for future reference.

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the D and is the answer not in the manual?

Questions and answers

Related Manuals for GUSMER D

Summary of Contents for GUSMER D

  • Page 1 One Gusmer Drive Lakewood, New Jersey, USA 08701-8055 Toll Free 1-800-367-4767 (USA & Canada) Phone: (732) 370-9000 Fax: (732) 905-8968 ® Copyright 1999, GUSMER CORPORATION http://www.gusmer.com NOTICE: This manual contains important information for your GUSMER equipment. Read and retain for future reference.

  • Page 2: Table Of Contents

    GUSMER Model D Spray Gun CONTENTS WARRANTY....................... 4 GENERAL SAFETY INFORMATION ..............5 ACCEPTABLE EQUIPMENT USES................5 SOLVENTS AND CHEMICALS .................. 6 HIGH VOLTAGE ......................6 HIGH PRESSURE......................6 PERSONAL PROTECTION ..................6 HIGH TEMPERATURE....................6 OPERATIONAL SAFETY PROCEDURES-WARNINGS..........7 DESCRIPTION ......................
  • Page 3 ) ..................12 IGURE IPER SERVICE 9. P ....................13 IGURE OINT OF ALVING 10. O ..................13 IGURE PENING THE ATTERN 11. D ..................... 14 IGURE ESIRED ATTERN 12. S ....................14 IGURE PLIT ATTERN 13. M ....................18 IGURE ANUAL ALVES 14.

  • Page 4: Warranty

    GUSMER through the sale, lease, or rental of Product in no way expresses or implies a license for the use of, nor encourages the infringement of any patents or licenses.

  • Page 5: General Safety Information

    Under no circumstances should any acid or corrosive chemicals be used in the unit. Consult GUSMER if there is any doubt about the compatibility of the system to be used in this equipment.

  • Page 6: Solvents And Chemicals

    GUSMER Model D Spray Gun SOLVENTS AND CHEMICALS It is the users responsibility to insure that adequate personal protective measures are taken so as not to exceed the Threshold Limit Value (TLV) of the products being used, as established by the Occupational Safety and Health Administration or other qualified agency.

  • Page 7: Operational Safety Procedures-Warnings

    Operating Manual General Safety Information OPERATIONAL SAFETY PROCEDURES-WARNINGS NOTE: These warnings will not be repeated in the text of this manual. The symbols pertaining to these warnings will appear where appropriate to alert the operator to potential hazards. WARNING: T HE RAW MATERIALS AND SOLVENTS USED WITH THIS EQUIPMENT EXPOSE THE OPERATOR TO CERTAIN HAZARDS N ORDER TO PREVENT BODILY INJURY...

  • Page 8: Description

    GUSMER Model D Spray Gun DESCRIPTION GENERAL DESCRIPTION Figure 1. Model D Spray Gun Components 1. Valving Rod Adjustment Screw 10. Trigger 2. Manual Valves 11. Air Needle Valve 3. Friction Lock 12. Screen Screw Assembly 4. Valving Rod Closure Spring 13.

  • Page 9: Specifications

    The equipment is designed for use with "standard" urethane foam spray systems. Other use of the equipment, or any part thereof, constitutes USE: misuse unless expressed written approval is obtained from GUSMER. SAFETY EQUIPMENT: When servicing or operating the equipment, sufficient protective clothing should be worn to prevent prolonged skin contact with the chemicals or solvents used in or with this equipment.

  • Page 10: Equipment Supplied

    GUSMER Model D Spray Gun EQUIPMENT SUPPLIED Figure 2. Tool Kit Tools Required NOTES: Servicing of the D 1. Flush Can 11. Check Valve Sleeve Removal Gun sometimes calls for the Block 2. 4 oz. Ballpein Hammer following items and are not a 12.

  • Page 11: Operation

    Operating Manual Operation OPERATION DAILY STARTUP PROCEDURES 1. VALVING ROD ADJUSTMENT (for Closed position)-check the position of the valving rod with the gun in the closed position. The rod should extend approximately 1/32 inch (1mm) beyond the tip of the mixing chamber.
  • Page 12 GUSMER Model D Spray Gun 5. ADJUST FELT WIPER-use the 5/16 open end wrench to loosen the retainer case slightly. Then slowly tighten the case into the chamber until it starts to snug You can also make the adjustment by loosening the retainer case and then tightening Figure 7.
  • Page 13 Operating Manual Operation WARNING: L IQUIDS LEAVE THE MIXING CHAMBER UNDER HIGH PRESSURE HENEVER USING THE GUN INSURE THAT IT IS NOT POINTED AT OR NEAR ANY PERSON AND THAT THE FRONT OF THE GUN IS NOT BLOCKED OR RESTRICTED BY ANY PART OF THE BODY 9.
  • Page 14 GUSMER Model D Spray Gun The objective is to obtain a setting which will result in this type of pattern. Figure 11. Desired Pattern Moving the adjustment screw out beyond this point may cause the pattern to split. Figure 12. Split Pattern...

  • Page 15: Daily Shutdown Procedures

    Operating Manual Operation After you have developed a satisfactory pattern, take note of the temperatures you are using and the position of the notch on the adjustment screw. As you proceed to spray, the pattern may, on occasion, start to streak or change from what was established.
  • Page 16 GUSMER Model D Spray Gun If you expect to leave the area completely, such as for telephoning, it would also be good practice to switch off the pump and disconnect the air supply from the gun. When ready to use the gun...
  • Page 17 Operating Manual Operation 6) Back off the V/R adjustment screw counter clockwise one turn. Trigger the gun to withdraw the rod and hold. Clean both injection slots with the spade of proper size and flush both sides with gun cleaner. Release the trigger. Return the V/R adjustment screw to its original position.

  • Page 18: Maintenance

    Caution Before attempting to use or service the gun, please read and follow these instructions carefully. By doing so, you will not only avoid faulty operation, but enjoy the full performance capabilities of the Model D Spray Gun. Cleaning Injection Slots...
  • Page 19 Operating Manual Maintenance 3. FLUSH CLEANOUT PORTS- flush the cleanout ports with gun cleaner. Figure 15. Cleanout Ports NOTE: This will insure that 4. SET VALVING ROD the valving rod will be ADJUSTMENT SCREW-turn withdrawn completely past the the V/R adjustment screw one injection slot to insure (1) full turn counterclockwise.

  • Page 20: Gun Screen Maintenance

    Slide a new screen in place. tool kit, and the grooves with the brass brush or scraper as required. d) Snap the retainer clip in place. 5. REPLACE SCREEN SCREW ASSEMBLY 2943J-1-ID Issue 2...

  • Page 21: Expanded Disassembly And Cleaning Procedures

    Expanded Disassembly and Cleaning Procedures Caution The matching tapers machined on the mixing chamber and the center hole in the Model D Gun block hold the chamber in place and create the hydraulic seal between the gun block and the mixing chamber. When...
  • Page 22 GUSMER Model D Spray Gun WARNING: I NADVERTENT ACTUATION OF THE TRIGGER WITH THE SPRING RETAINER CASE REMOVED FROM THE GUN COULD CAUSE SERIOUS INJURY To remove the valving rod, cover the open end of the air cylinder with your hand protected by a cloth, and trigger the gun.
  • Page 23 Operating Manual Maintenance 10. REMOVE THE MIXING CHAMBER- hold the gun block in one hand, as shown in. Insert the mixing chamber knockout tool into the back of the gun block and tap it with the 4 oz. ballpein hammer. The chamber will eject into the palm of your Figure 24.
  • Page 24 GUSMER Model D Spray Gun As a general rule, the sleeve should be replaced when the check valve can be threaded all the way into the gun block by hand. A good check valve will require the use of the 5/16 spintite to accomplish the last 1/4 turn compressing the sleeve.

  • Page 25: Expanded Assembly Procedures

    Operating Manual Maintenance Expanded Assembly Procedures 1. INSPECT GUN BLOCK AND GUN BLOCK PARTS BEFORE ASSEMBLY-it is important for the correct operation of the gun that all parts are cleaned and free from damage in any way. Inspect the individual parts for proper condition before commencing with the assembly.
  • Page 26 Lock the valving rod stop bar against the positioner. Figure 30. Valving Rod Positioner d) Lock the valving rod stop bar against the positioner. 7. REPLACE VALVING ROD CLOSURE SPRING AND SPRING RETAINER CASE 8. REPLACE AIR CAP 9.
  • Page 27 Operating Manual Maintenance 11. CONNECT AIR 12. ADJUST VALVING ROD ADJUSTMENT SCREW-adjust the V/R adjustment screw fully in (clockwise) to establish a point of reference and then adjust out (counterclockwise) approximately eleven (11) turns. 13. ADJUST FELT WIPER AND SERVICE FELT WITH GUN CLEANER.

  • Page 28: Troubleshooting

    GUSMER Model D Spray Gun TROUBLESHOOTING INTRODUCTION To efficiently troubleshoot the D Gun, you will need: 1. KNOWLEDGE OF NORMAL PERFORMANCE. 2. KNOWLEDGE OF WORKING PARTS. 3. UNDERSTANDING OF TROUBLE-SHOOTING PROCEDURES. A) KNOWLEDGE OF NORMAL PERFORMANCE-the only way you can fulfill this requirement is by actual experience. The key...

  • Page 29: Troubleshooting Procedures

    Operating Manual Troubleshooting TROUBLESHOOTING PROCEDURES Valving Rod Does Not Open 1. Check the air supply. 2. Check for proper setting of the valving rod stop adjustment screw. 3. Check for proper adjustment of the felt wiper retainer. The solution to each of these conditions should be relatively straight forward by reference to the appropriate sections of this manual If steps 1-3 fail to resolve the problem, proceed as follows: 4.

  • Page 30: Poor Pattern Development

    GUSMER Model D Spray Gun High pressure indicates a restriction or total blockage of flow of the component on the high pressure side. Therefore, proceed by checking the following on that side: 1. Check the condition of the injection slot.

  • Page 31: Leakage

    Operating Manual Troubleshooting Leakage If leakage of chemical is evidenced from any of the areas as depicted below, proceed as follows: 1. Adjust the felt wiper in accordance with the Service and Maintenance Procedures. 2. The gun screen and check valves seal metal-to-metal seats.

  • Page 32: Appendix

    Chamber Description Chart There are six standard mixing chambers available from GUSMER which can be used interchangeably in the Model D Spray Gun. Below is a general description of the uses and design capabilities of the various size chambers. Actual pattern sizes and outputs achieved will depend on such variables as material viscosity, hose length, condition of equipment, environment, working pressure, etc.
  • Page 33 Operating Manual Appendix APPENDIX B Table 1. Chamber Operating Chart for Adjustment of the Valving Rod Recommended Chamber Minimum Maximum Size of Pattern Distance of Gun From Surface 46-800 1/2 turn 2 turns 12 in. (304-8 mm) 6 in. (152.4 mm) 46-810 1/2 turn 2 turns...

  • Page 34: Abbreviated Procedures

    The lists are a summarization of the expanded procedures outlined in this manual. These steps should only be used by the operator who has become familiar with the D Gun through practical experience coupled with a thorough reading and understanding of this manual.
  • Page 35 Operating Manual Appendix Lunch Break 1. Close both manual valves. 2. Remove the resin check valve. Flush and inspect all parts of the assembly. 3. Flush the resin cleanout port. 4. Remove the isocyanate check valve. Flush and inspect all parts of the assembly.
  • Page 36 GUSMER Model D Spray Gun Abbreviated Assembly Procedures 1. Inspect the gun block and the gun block parts before assembly. 2. Install the mixing chamber. 3. Thread the felt wiper assembly into the back of the mixing chamber. 4. Tap the mixing chamber into place.

This manual is also suitable for:

2943j-1-d

Table of Contents