Page 2 - Warnings; WARNING
Warnings 2 308612J Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manua...
Page 3 - Installation; Mount Valve
Installation 308612J 3 Installation Accessories are available from Graco. Be sure all accessories are properly sized to withstand the pres-sures in the system. Mount Valve Mount the valve on a 0.50 in. (12.7 mm) diameter rod on a mounting fixture or a dispensing machine. The bead gun has a clamping ...
Page 4 - Operation; Pressure Relief Procedure
Operation 4 308612J Operation Pressure Relief Procedure 1. Shut off air supply to the bead tank. Relieve pres- sure from bead tank. 2. Close the master air valve (required with air-pow- ered pumps). 3. Actuate the dispensing valve to relieve pressure. 4. Leave the drain valve(s) open until you are r...
Page 5 - Nozzle Size Selection
Operation 308612J 5 Bead Delivery lb/min (kg/min) Nozzle Size Selection Speed Bead Coverage in Pounds Per Gallon (kg/l) MPH KPH 4 (.48) 5 (.60) 6 (.72) 7 (.84) 8 (.96) 9 (1.08) 2 3.2 2.4 (1.09) 3.0 (1.36) 3.6 (1.63) 4.1 (1.86) 4.7 (2.13) 5.3 (2.40) 3 4.8 3.6 (1.63) 4.4 (2.0) 5.3 (2.40) 6.2 (2.81) 7....
Page 6 - Maintenance; Oil Dispensing Valve Daily; Service; Needle, Seat and Packings
Maintenance 6 308612J Maintenance Clean Dispensing Valve and System Daily Clean the outside of the valve by wiping with a soft cloth dampened with a compatible solvent. To remove a hardened particle from the orifice, blow air through the orifice from the front. Oil Dispensing Valve Daily Before each...
Page 7 - Air Piston, Spring and Seals
Service 308612J 7 4. Remove valve seat and o-ring from valve housing and remove gun needle. 5. Remove seal nut and o-ring. 6. Clean all parts. Inspect o-rings for signs of wear, replace as necessary. 7. Lubricate o-ring with one drop of oil. Install o-ring. 8. Install seat nut, o-ring, and gun needl...
Page 8 - Troubleshooting
Troubleshooting 8 308612J Troubleshooting NOTE: Check all possible solutions before disassembling the pump. Problem Cause Solution Uneven spray pattern Bead pressure too low Increase pressure to bead tank, or adjust bead pressure regulator Spray gun will not stop spraying Gun needle binding Clean, r...
Page 9 - Replacement Parts and Kits (Single Acting Gun); Parts List
Replacement Parts and Kits (Single Acting Gun) 308612J 9 Replacement Parts and Kits (Single Acting Gun) Model 238338 4 5 6 10 11 12 13* 14 15 16 17 18 19** 9 7 28 2** 21* 8 22 3 20 ti17001c Ref. Part Description Qty. 2** 191201 SEAT, valve 1 3 191196 NUT, retaining 1 4 191206 HOUSING, valve 1 5 1668...
Page 10 - Replacement Parts and Kits (Double Acting Gun)
Replacement Parts and Kits (Double Acting Gun) 10 308612J Replacement Parts and Kits (Double Acting Gun) Model 24G979 22 3 4 5 6 10 11 12 13* 14 15 16 17 18 19** 20 23* 9 8 7 27 28 2** 21* ti16178c Ref. Part Description Qty. 2** 191201 SEAT, valve 1 3 191196 NUT, retaining 1 4 191206 HOUSING, valve ...
Page 11 - Valve Seat and O-Ring Kits
Replacement Parts and Kits (Double Acting Gun) 308612J 11 Valve Seat and O-Ring Kits Accessories Adjustable Bead Deflector Kit - 24J173Allows application of 12 in. wide beaded lines. Technical Data Valve Seat Nozzle Size Kit (Includes O-Ring) 0.203 238663 0.234 238666 0.281 238664 0.344 238665 0.420...
Page 12 - Graco Standard Warranty; Graco Information
All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. For patent information, see www.graco.com/patents. Original instructions. This manual contains Eng...