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Instructions
Dyna-Star
Reciprocator and Pump
For lubricating fluids only. For professional use only.
1:1 Ratio Universal Pump and Reciprocator
Model 239882, Series A,
Reciprocator Only
1500 psi (10 MPa, 102 bar) Maximum Hydraulic Input
Pressure
1500 psi (10 MPa, 102 bar) Maximum Fluid Outlet
Pressure
Model 224741, Series C,
Stubby Length
1500 psi (10 MPa, 102 bar) Maximum Hydraulic Input
Pressure
1500 psi (10 MPa, 102 bar) Maximum Fluid Outlet Pres-
sure
Model 224742, Series C,
55 Gallon Length
1500 psi (10 MPa, 102 bar) Maximum Hydraulic Input
Pressure
1500 psi (10 MPa, 102 bar) Maximum Fluid Outlet Pres-
sure
Model 237653, Series B,
Stainless Steel Stubby Length Pump
1000 psi (7 MPa, 70 bar) Maximum Hydraulic Input
Pressure
1000 psi (7 MPa, 70 bar) Maximum Fluid Outlet Pres-
sure
Important Safety Instructions
Read all warnings and instructions in this
manual. Save these instructions.
™
Hydraulic
308155U
EN
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Related Manuals for Graco Dyna-Star 239882
Summary of Contents for Graco Dyna-Star 239882
- Page 1 Instructions ™ Dyna-Star Hydraulic Reciprocator and Pump 308155U For lubricating fluids only. For professional use only. 1:1 Ratio Universal Pump and Reciprocator Model 239882, Series A, Reciprocator Only 1500 psi (10 MPa, 102 bar) Maximum Hydraulic Input Pressure 1500 psi (10 MPa, 102 bar) Maximum Fluid Outlet Pressure Model 224741, Series C, Stubby Length...
- Page 2 Warnings 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 manual or on warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable.
- Page 3 Warnings WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated system component.
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Page 4: Installation
Installation Installation Grounding To ground the pump: Remove the ground screw (Z) and insert through the eye of the ring terminal at end of ground wire (Y). Fasten the ground screw back onto the pump and tighten securely. Connect the other end of the ground wire to a true earth ground. - Page 5 . 2 is only a guide for selecting and installing system components and accesso- ries, some equipment is required, as noted in the key. For assistance in designing a system to suit your needs, con- tact your Graco distributor. Mount the pump to suit the type of installation planned.
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Page 6: Hydraulic Power Supply
Installation Carefully follow the manufacturer’s recommendations on cleaning the reservoir and filter and periodically changing the hydraulic fluid. Mount the pump securely so that it cannot move around during operation. Failure to do so could result Hydraulic Power Supply in personal injury or equipment damage. Pump Accessories Limit Fluid Flow to Reciprocator •... -
Page 7: Hydraulic Lines
• Hose: Use a minimum 1/2” supply line (R) and mini- mum 3/4” return line (F) on the reciprocator. Contact your Graco representative for details of line sizing. • Pressure reducing valve (N): Circulates excess hydraulic fluid pressure back to the hydraulic power supply. -
Page 8: Operation
60 cycles per minutes. manually relieved. To help prevent serious injury from pressurized fluid, such as skin injection, NOTE: If Graco Part No. 236864 hydraulic fluid control splashing fluid and moving parts, follow the Pressure is used, no adjustment is necessary. - Page 9 Operation Shutdown Relieve the pressure whenever you shut down. See Model 237653: Tighten fittings (B or K). These fittings Pressure Relieve Procedure on page 8. are self sealing and have replaceable o-rings. If leaking persists, change the o-rings. (F . 5) If the Pump Leaks at the Fluid Fittings self-sealing...
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Page 10: Troubleshooting
Troubleshooting Troubleshooting 1. Follow Pressure Relief Procedure, page 8, before checking or repairing gun. 2. Check all possible problems and causes before dis- assembling gun. Problem Cause Solution Closed dispense valve Pump only runs with valve open. Increase supply pressure using a Pressure too low pressure adjusting valve. -
Page 11: Replacing The Throat Seals
Repair Repair Replacing the Throat Seals Refer to F . 6 for the following instructions. NOTE: Replace the seals if fluid leaks excessively through the weep tube (B). This procedure can be done without disassembling the entire reciprocator. 1. Relieve the pressure. See Pressure Relief Proce- dure, page 8. -
Page 12: Disconnecting The Reciprocator And Displacement Pump
Repair Disconnecting the Reciprocator 6. Unscrew the displacement rod (B) from the recipro- cator connecting rod (D). and Displacement Pump Models 239882, 224741, and 224742 Refer to F . 7 for the following instructions. 36,37 Models239882, 224741, and 224742 1. Flush the pump if possible and stop it with the dis- placement rod in the lowest position. -
Page 13: Reciprocator Repair
Repair Reciprocator Repair 3,39,2 NOTE: 36,37 • The following reciprocator repair instruction are for models 239882, 224741, and 224742. For Model 237653 instructions, see accompanying manual 307654. • Clean and inspect all parts for wear or damage. Replace parts as needed. For the best results, always replace all the o-rings and seals when you disassemble the pump. - Page 14 Repair (12). Reassemble with a retainer (20) on each end 12. Use a spanner wrench to screw the piston (22) onto of the new spring (21). You must thread the nut onto the displacement rod (34). Torque to 30 to 40 ft-lbs the rod until it runs out of thread, so that it bottoms (41 to 54 N.m).
- Page 15 Repair ASSEMBLY A ASSEMBLY B . 11 13. Lay Assembly A and Assembly B on the work screwed about 9/16” into the bottom cylinder cap bench. (F . 11) (32). (F . 13) 14. Slide Assembly B into the center of the tool (D). 19.
- Page 16 Repair NOTICE 3,39,2 Never install the fluid tubes (45) before you torque the tie rods. Doing so could cause misalignment and 36,37 damage the reciprocator when it is operated. 22. Reinstall the fluid tube (45) and fittings (1). Torque the fittings to 25 to 35 ft-lbs (34 to 48 N.m) See Parts Drawing, page 20.
- Page 17 Repair Displacement Pump Repair 4. Place the piston housing (104) in a vise. Unscrew the piston seat (107) and remove the packings. (Models 239882, 224741, and 5. Grease the new piston packings and stack them 224742) one at a time on the piston seat (107), making sure all parts face the way shown in F .
- Page 18 Repair 4. Loosen the packing nut (15). Push the displacement rod (7) down as far as possible, then pull it out the bottom of the cylinder (11). 5. Secure the flats of the piston (14) in a vise. Using a wrench on the flats of the piston mounting stud (28), screw the piston stud off the piston.
- Page 19 Repair 6. Insert the displacement rod (7) into the top of the cylinder (11), being careful not to scratch the cylin- der. Insert only until the packings are in the cylinder. 7. Lubricate the o-ring and apply thread lubricant to the cylinder, then reinstall the cylinder in the outlet housing (16).
- Page 20 Parts Parts Ref 46 label 308155U...
- Page 21 Parts Model 239882, Series A, Hydraulic Reciprocator Ref. Part Description Qty. Ref. Part Description Qty. 106115 LOCKWASHER, spring 3/8” 106470 ELBOW, straight thread, 3/4-16 107197 TEE, includes item 58a unf-2a x 3/4-16 unf-2a, 37° flare, 58a† 110987 O-RING includes item 1a 110064 PLUG, pipe, vented, 1/8-27 nptf 1a†...
- Page 22 Parts Model 224741, Series C, Universal 1:1 Ratio Pump, Includes items 101 to 120 Model224742, Series C, Hydraulic Reciprocator, Includes items 201 and 202 Ref. Part Description Ref. Part Description 183529 ROD, connecting 239882 HYDRAULIC RECIPROCATOR, 100103 PIN, cotter, 0.125” (3.2 mm) dia, see parts on page 19 1.5”...
- Page 23 Parts Model 237653, Series B Torque to Ref. Part Description 28 to 30 239874 CYLINDER CAP ASSY, upper ft-lb (36 to 41 178179 WASHER, sealing N m) 106276 CAPSCREW, hex hd, 3/8” thd x 0.625” long 4 104093 O-RING, nitrile rubber 6...
- Page 24 Parts Model 237653, Series B NOTE: Reciprocator/pump Model 237653, Series B, has displacement pump Model 224344, Series F, which is shown here. Ref. Part Description 1 100063 PIN, cotter, 1/16” x 1/2”, sst 2 101917 BALL, 0.875” (22 mm), sst 164782 O-RING, PTFE 5...
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Page 25: Technical Data
Technical Data Technical Data ™ Dyna-Star Metric Maximum Hydraulic Fluid Input Pressure and Maximum Fluid Output Pressure Models 239882, 224741, and 224742 1500 psi 10 MPa, 102 bar Model 237653 1000 psi 6.9 MPa, 69 bar Maximum Hydraulic Fluid Input Volume 11.7 lpm 6 gpm Fluid Consumption Rate... -
Page 26: Dimensions And Mounting Hole Layout
Dimensions and Mounting Hole Layout Dimensions and Mounting Hole Layout 3 in (76.2 mm) minimum diameter clearance hole 3/8 npt(f) hydraulic supply port 3/4 npt(f) hydraulic return port 14.75 in. (375 mm) Reciprocator 23.37 in. 3.536 in. Model (594 mm) 239882 (90.424 mm) Model 224741... - Page 27 Notes Notes 308155U...
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Page 28: Graco Standard Warranty
With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.
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