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"Teamwork & Communication"
Model GX-7-DI
Spray Gun
Operating Manual
22943-1
October 3, 2001
Issue 1
®
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 2001, GUSMER CORPORATION
http://www.gusmer.com
NOTICE: This manual contains important information for your GUSMER equipment. Read and retain for future reference.
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Summary of Contents for GUSMER GX-7-DI
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Page 1: Spray Gun
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 2001, 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
Model GX-7-DI Spray Gun CONTENTS LIST OF FIGURES ......................3 WARRANTY ........................4 GENERAL SAFETY INFORMATION................5 ..................5 CCEPTABLE QUIPMENT ................6 PERATIONAL AFETY ROCEDURES DESCRIPTION.........................7 ......................7 AJOR OMPONENTS ......................8 ERVICE OPERATION ........................9 ....................9 AFETY OSITION OF ......................9 ANUAL ALVES .....................10 ONFIGURATION PCD I ..............11... -
Page 3: List Of Figures
Operating Manual Contents LIST OF FIGURES 1. M ..................7 IGURE AJOR OMPONENTS 2. C ................7 IGURE ENTERLINE OMPONENTS 3. 1-Q (P/N OP205) ............8 IGURE UART ERVICE 4. 3-G (P/N OP206) ............8 IGURE ALLON ERVICE 5. S ...............9 IGURE AFETY LOSED OSITION 6. -
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 chemical system to be used in this equipment. -
Page 6: Operational Safety Procedures
Model GX-7-DI Spray Gun Operational Safety Procedures This safety information will not be repeated in the text of this manual. The symbols pertaining to this information will appear where appropriate to alert the operator to potential hazards. WARNING: T HE SOLVENTS AND CHEMICALS USED WITH THIS EQUIPMENT EXPOSE THE... -
Page 7: Description
DESCRIPTION Major Components In order to gain a thorough understanding of the GX-7-DI Spray Gun, please take time to become familiar with its Major Components (See Figure 1) and its Centerline Components (See Figure 2). This will be helpful later when these items are covered in the manual. -
Page 8: Gun Service Kits
Model GX-7-DI Spray Gun Gun Service Kits Cleaning the GX-7-DI Spray Gun with the 1-Quart Gun Service Kit (P/N OP205) or the 3-Gallon Gun Service Kit (P/N OP206) is essential to its proper operation. Both kits are available separately. NOTE:... -
Page 9: Operation
SAFETY POSITION AND CLOSE BOTH MANUAL VALVES WHEN THE GUN IS NOT IN USE Safety Position of Gun The GX-7-DI Gun has a two position Safety Stop. When engaged, it prevents accidental triggering of the gun during servicing or down time. When disengaged, it allows the gun to dispense. -
Page 10: Air Line Configuration
6” Adjustable Wrench Figure 8. Air Line Configuration The GX-7-DI air line connection can be configured in two different ways: The standard configuration has the air connection at the base of the handle. The optional configuration has the air connection at the rear of the gun. To change to the optional configuration proceed as follows: REMOVE THE 4“... -
Page 11: Mixing Module And Pcd Installation
Operating Manual Operation Mixing Module and PCD Installation TOOLS REQUIRED • • 5/16” Spintite (P/N 0904A) 3/8” Open-End Wrench • 5/8” Open-End Wrench NOTE: INSTALL THE MODULE- Without connecting the gun to the chemical hose, Always lightly grease threads connect the air supply to the gun. Move the safety to the “Open “ position. Holding that come into contact with down the gun trigger, place the module over the tip of the valving rod. -
Page 12: Shutdown
CLEAN AS REQUIRED- See the Cleaning Procedure section of the manual. Disassembling the gun daily for cleaning is not IMPORTANT: As an additional safety precaution, the GX-7-DI air line has a quick recommended if it has been disconnect air coupling. Disconnect the air line when transporting the gun with the operating properly. -
Page 13: Cleaning Procedure
WHICH COULD RESULT IN FIRE OR EXPLOSION O NOT CLEAN ON OR NEAR FOAMED OR COATED SURFACES WARNING: W GX-7-DI, HEN SERVICING OR OPERATING THE SUFFICIENT PROTECTIVE CLOTHING MUST BE WORN TO PREVENT PROLONGED SKIN CONTACT WITH THE CHEMICALS OR... - Page 14 Model GX-7-DI Spray Gun Release both triggers and close the Manual Valves on the Service Block. Repeat the Procedure for the other side of the Gun. After the initial cleaning, remove the Air Cap and PCD Retainer and PCD and flush a second time. (This is done to get a more thorough cleaning.)
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Page 15: Servicing Procedures
Operating Manual Servicing Procedures SERVICING PROCEDURES Screen Screw Removal And Service Procedure TOOLS REQUIRED • 5/8” Open-End Wrench • 1/8” Dia. Clean Out Drill • 21/64” Dia. Clean Out Drill • Pin Vise W/Collets • Flush Can WARNING: “C ” BE SURE TO FLUSH THE ENTERLINE OMPONENTS... -
Page 16: Centerline Component Removal
Model GX-7-DI Spray Gun Centerline Component Removal TOOLS REQUIRED • 3/8” Open-End Wrench • 5/8” Open-End Wrench • 1/2” Open-End Wrench • 3/16” Hex Key • 5/16” Spintite • Lubriplate Grease The Centerline Components consist of the following: Figure 9. Centerline Component Removal WARNING: “C... -
Page 17: Figure 10. Valving Rod
Operating Manual Servicing Procedures REMOVE THE PCD RETAINER- Remove the PCD Retainer by hand by turning it counter clockwise. NOTE: REMOVE THE PATTERN CONTROL DISC (PCD)- Lift the PCD off the Mixing To free a PCD that appears to Module Retainer. be stuck, disengage the Safety Stop, then depress and REMOVE THE MIXING MODULE RETAINER- Using the 5/8”... -
Page 18: Centerline Component Installation
Model GX-7-DI Spray Gun Centerline Component Installation TOOLS REQUIRED • 3/8” Open-End Wrench • 1/2” Open-End Wrench • 5/8” Open-End Wrench • 3/16” Hex Key • 5/16” Spintite The Centerline Components consist of the following: Figure 11. Centerline Component Installation INSTALL THE VALVING ROD- Connect the Valving Rod to the Rod Draw Bar and insert it into the Air Cylinder. -
Page 19: Valving Rod Adjustment
• 1/2” Combination Wrench • 5/16” Spintite The GX-7-DI Valving Rod should not require adjustment if it was shipped from the factory with the Mixing Module and PCD installed. The Valving Rod will require adjusting in the following instances: •... - Page 20 Model GX-7-DI Spray Gun ENGAGE THE SAFETY STOP- Push in and turn the Safety Stop clockwise to place the gun in the Closed safety position. CLOSE BOTH MANUAL VALVES- Using the 5/16” Spintite, turn each Manual Valve fully clockwise. REMOVE THE GUN FROM THE HOSE- Using the 5/16" Spintite; remove the Coupling Block Mounting Screw.
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Page 21: End Cap And Air Piston O-Ring And Cup Seal Replacement
Operating Manual Servicing Procedures End Cap and Air Piston O-Ring and Cup Seal Replacement TOOLS REQUIRED • Adjustable Wrench • 1/2” Open-End Wrench • 5/16” Spintite • 9/64” Ball Point Hex Key Figure 12. End Cap Assembly and Piston Assembly Removal CLOSE BOTH MANUAL VALVES- Using the 5/16”... - Page 22 Model GX-7-DI Spray Gun REMOVE THE SAFETY STOP- Push the Stop partially forward, rotate it to the full counter clockwise position, and slide the Stop off the Air Cylinder. REMOVE THE SOCKET HEAD SCREW AND CYLINDER CLAMP- Using the 9/64” Ball Point Hex Key, remove the rear #8 Socket Head Cap Screw and the Cylinder Clamp from the Handle.
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Page 23: Trigger Valve O-Ring Replacement
Operating Manual Servicing Procedures Trigger Valve O-Ring Replacement TOOLS REQUIRED • • 5/32” Hex Key 3/8” x 5/16” Open-End Wrench • • 3/16” Hex Key Pin Punch of ¼” diameter or less • • 6” Adjustable Wrench Ball Peen Hammer •... - Page 24 Model GX-7-DI Spray Gun NOTE: REMOVE THE VALVE SPOOL- In order to replace the O-Rings located on the Refer to Figure 13 for steps 5 Valve Spool, take hold of the end of the Spool and pull it out. Be careful extracting through 16.
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Page 25: Instruction Manual Discrepancy Report
Date of Issue Page Number Discrepancy Instructions: Complete the above fields of the form by following the instructions listed on the reverse side of this sheet and mail to: Gusmer Corporation One Gusmer Drive PO Box 2055 Lakewood, NJ 08701 10/3/01... - Page 26 Model GX-7-DI Spray Gun Field Field Title Description Number Date Enter date report is submitted. Name Enter name of person making report. IM Number Enter the Part Number of the Instruction Manual from the title page. Issue Number Enter the Issue number of the Instruction Manual from the title page. If there is no issue number, enter NONE.
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