Graco 307674R- Manuals

Page 2 - Warning Symbol; WARNING; Caution Symbol; CAUTION

2 307674 Table of Contents Warnings 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Page 3 - EQUIPMENT MISUSE HAZARD

307674 3 WARNING INSTRUCTIONS EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury. D This equipment is for professional use only. D Read all instruction manuals, tags, and labels before operating the equipment. D Use the equipment o...

Page 4 - FIRE AND EXPLOSION HAZARD; TOXIC FLUID HAZARD; MOVING PARTS HAZARD

4 307674 WARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition andresult in a fire or explosion and serious injury. D Ground the equipment and the object being sprayed. Refer to Grounding on page 5. D If there is any static spar...

Page 5 - Installation; General Information; Mounting the Pump

307674 5 Installation General Information NOTE: Reference numbers and letters in parenthesesin the text refer to the callouts in the figures and theparts drawing. NOTE: Always use Genuine Graco Parts and Acces-sories, available from your Graco distributor. If yousupply your own accessories, be sure ...

Page 8 - Operation; Pressure Relief Procedure; Packing Nut; Flush the Pump Before First Use

8 307674 Operation Pressure Relief Procedure WARNING PRESSURIZED EQUIPMENT HAZARDThe system pressure must be manually relieved toprevent the system from starting or spraying acci-dentally. To reduce the risk of an injury from acci-dental spray from the gun, splashing fluid, ormoving parts, follow th...

Page 9 - Prime the Pump

307674 9 Operation Prime the Pump 1. See Fig. 2. Remove the spray nozzle from thegun. See the gun instruction manual. 2. Close all bleed-type air valves (A, N). 3. Close the pump air filter/regulator (B). 4. Close the fluid drain valve (D). 5. Check that all fittings throughout the system aretighten...

Page 10 - Maintenance; Shutdown and Care of the Pump; Flushing; Fluid Piston and Intake Valve Adjustment

10 307674 Maintenance Shutdown and Care of the Pump WARNING To reduce the risk of serious injury whenever youare instructed to relieve pressure, always follow thePressure Relief Procedure on page 8. For overnight shutdown, stop the pump at the bottomof its stroke to prevent fluid from drying on the ...

Page 11 - Troubleshooting

307674 11 Troubleshooting WARNING To reduce the risk of serious injury whenever youare instructed to relieve pressure, always follow thePressure Relief Procedure on page 8. 1. Relieve the pressure. 2. Check all possible problems and solutions beforedisassembling pump. Problem Cause Solution Pump fai...

Page 12 - Service; Disconnecting the Displacement Pump; Reconnecting the Displacement Pump

12 307674 Service Disconnecting the Displacement Pump NOTE: For displacement pump repair instructions,refer to the separate displacement pump manual307652, supplied. WARNING To reduce the risk of serious injury whenever youare instructed to relieve pressure, always follow thePressure Relief Procedur...

Page 14 - Parts

14 307674 Parts Model 218747, Series C3:1 Ratio President Pump, Stubby Size; UHMWPE and Leather Packed Model 237142, Series A3:1 Ratio President Pump, Stubby Size; Leather Packed with PTFE Backup Model 237143, Series A3:1 Ratio President Pump, Stubby Size; Leather and PTFE Packed Model 237146, Serie...

Page 17 - Technical Data; Performance Charts

307674 17 Technical Data Category Data Ratio 3:1 Maximum fluid working pressure 360 psi (2.5 MPa, 25 bar) Maximum air input pressure 120 psi (0.8 MPa, 8.3 bar) Pump cycles per 1 gallon (3.8 liters) 6 Fluid flow at 60 cycles per minute 10 gpm (38 liters/min) Fluid inlet size 1–1/2 npt(f) Fluid outlet...