Graco Series D manual

Instructions – Parts List GRACO INC.ąP .O. BOX 1441ąMINNEAPOLIS, MNą55440-1441 Copyright 1995, Graco Inc. is registered to I.S. EN ISO 9001 6:1 Fire–Ball r 425 Pump For pumping non–corrosive and non–abrasive oils and lubricants only . Model 238108, Series D 1 100 psi (7.6MPa, 76 bar) Maximum Working Pressure 180 psi (1.2 MPa, 12 bar) Max[...]

2 308608K T able of Contents W arnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operation 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T roubleshooting 9 . . . . . . . . . . . . . . . . . . . .[...]

308608K 3 HAZARDOUS FLUIDS Improper handling of hazardous fluids or inhaling toxic fumes can cause extremely serious injury , even death, due to splashing in the eyes, ingestion, or bodily contamination. D Know the specific hazards of the fluid you are using. D Store hazardous fluid in an approved container . Dispose of hazardous fluid according to[...]

4 308608K MOVING P ARTS HAZARD Moving parts can pinch or amputate your fingers. D Keep clear of all moving parts when starting or operating the pump. D Before servicing the equipment, follow the Pressure Relief Procedure on page 8 to prevent the equipment from starting unexpectedly . FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, o[...]

308608K 5 Installation The typical installation shown in Fig.1 is only a guide for selecting and installing a pump; it is not an actual system design. Contact your Graco representative or your Graco distributor for assistance in designing a system to suit your needs. Always mount the pump firmly to a bracket or a tank cover . Never operate the pump[...]

6 308608K Installation System Accessories CAUTION Do not hang the air accessories directly on the air inlet (E). The fittings are not strong enough to support the accessories and may cause one or more to break. Provide a bracket on which to mount the accessories. NOTE: Install the accessories in the order shown in Fig. 1. Four accessories are requi[...]

308608K 7 Installation Grounding Proper grounding is an essential part of maintaining a safe system. T o reduce the risk of static sparking, ground the pump. Check your local electrical code for detailed grounding instructions for your area and type of equipment. Be sure to ground this equipment: 1. Pump: Use a ground wire and clamp as shown in Fig[...]

8 308608K Operation Pressure Relief Procedure SKIN INJECTION HAZARD T o reduce the risk of serious bodily injury , including fluid injection or splash- ing in the eyes or on the skin, always follow this procedure whenever you shut off the pump, when checking or servicing any part of the system, when installing or changing dispensing devices, and wh[...]

308608K 9 Operation 7. Read and follow the instructions supplied with each component in your system. W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 8. 8. If the pump will be unattended for any period of time, if there is an air supply interruption, [...]

10 308608K Air Motor and Throat Service Before Y ou Start D Be sure you have all necessary parts on hand. Air Motor Repair Kit 207385 includes repair parts for the motor . Use all the parts in the kit for the best results. Parts included in the kit are marked with one asterisk, for example (19*), in the text and drawings. See the Parts List on page[...]

308608K 1 1 Air Motor and Throat Service 10. Pull the piston assembly from the air motor base (28), and set it aside. 1 1. Remove the throat bearing (36) with a 2-in. socket, remove the u-cup seal (10 { ), and wipe the seat clean with a cloth. 12. Remove the piston/base from the vise, and set it upright on the workbench. 13. Inspect the air motor f[...]

12 308608K Air Motor and Throat Service L 05612 25 16 23 15 T urn lock- wires up. Fig. 4 Cut off tops of poppets as indicated by dotted lines. 0.125” (3.18 mm) Cutaway View M 13 31 22* 21* 32* 21* 32* 27 28 32* 21* 17* 31 14 17* 21* 32* 26* 27 26* 14 19* 04422 12 13 15 Reassembly 1. Place the piston rod (29) flats in the vice with the air motor u[...]

308608K 13 Air Motor and Throat Service 12. Grease and reinstall the u-cup seal (10 { ), thread the throat bearing (36) into the air motor base (28), and torque the throat bearing to 30 to 40 ft-lb (41 to 54 N.m) using a 2-in. socket. 13. Slide the piston rod (29) down through the pack- ing, and lower the piston assembly (27) into the air motor bas[...]

14 308608K Displacement Pump Service Disassembly NOTE: Displacement Pump Repair Kit 238225 includes repair parts for the pump throat and piston. Use all the parts in the kit for the best results. Parts included in the kit are marked with a dagger , for example (7 { ), in the text and drawings. See the Parts List on page 15. 1. Flush the pump. W ARN[...]

03846 11 3 107 { 103 108 { 11 0 11 2 104 105 { 109 111 1 2 1 2 T orque to 40 to 60 ft-lb (54 to 81 N.m) T orque to 95 to 105 ft-lb (129 to 142 N.m) 3 Lips face up 3 1 308608K 15 Displacement Pump Parts Drawing and List Model 238108, Series D Air motor not listed or shown here. See pages 16 and 17. Ref No. Part No. Description Qty . 10 { 1 13345 SEA[...]

16 308608K Air Motor Parts Drawing 16 24 11 30 22* 21* 25 23 12 21* 17* 26* *19 27b 27a 31 15 13 27c 32* 29 3 10 { 7 18 2 See Displacement Pump Parts Drawing and List on page 15. 36 1 2 1 Lips must face down. T orque to 30 to 40 ft-lb (41 to 54 N.m). 06032 20* 5 28 27[...]

308608K 17 Air Motor Parts List Ref No. Part No. Description Qty . 3 101578 SCREW , cap, hex hd 8 5 102656 MUFFLER, air exhaust 1 7 1 16343 SCREW, ground 1 10 { 1 13345 SEAL, u-cup 1 1 1 156698 P ACKING, o-ring 1 12 158359 ACTUA TOR, air valve 1 13 158360 YOKE, trip rod 1 15 158362 PIN, toggle 2 16 158364 PIN, pivot 2 17* 158367 GROMMET , inlet val[...]

18 308608K Dimensions 1/2-in. npt air inlet 8.0 in. (203 mm) 3/4-in. npt muffler port 26.4 in. (670 mm) MODEL 238108 Pump, Series D 3/4-in. npt fluid outlet 06031 Note: For sealed tank mounting, use gasket 192658. Mounting Hole Layout 3.0-i n. (76.2-mm) diameter clearance hole 45 _ Four 1/4–20 UNC-2B tapped depth 1.25-in (31.7-mm) on 4.25-in (108[...]

308608K 19 T est Conditions: Pump tested with A W-32 oil at 75 _ F (24 _ C) Fluid Outlet Pressure Performance Charts (7.57) (15.14) Fluid Flow – gpm (lpm) (22.71) (62.1) (30.28) T o find Fluid Outlet Pressure (psi/bar) at a specific fluid flow (gpm/lpm) and operating air pressure (psi/bar): 1. Locate desired fluid flow along bottom of chart. 2. F[...]

20 308608K Graco Standard W arranty Graco w arrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco w ill, for a period of twelve months from t[...]