Graco 3A0020A User's Manual
Contents
1. me NOTICE Recommended Hydraulic Oil Use Graco approved Hydraulic Oil Part No 169236 5 gal or 207428 1 gal or a premium ISO grade 46 petroleum based hydraulic oil containing rust and oxidation inhibitors and anti wear agents Before using any other type of oil in this motor con tact your Graco distributor Unauthorized use of lesser grade oil or substitutes may void the warranty Hydraulic Oil Working Temperature The maximum hydraulic oil operating temperature is 160 F 71 C The motor seals will wear faster and leakage may occur if the pump is operated at higher oil temperatures If the hydraulic oil temperature approaches 160 F 71 C check the hydraulic fluid supply cooling sys tem filters etc and clean or repair as needed Keep the hydraulic system clean To reduce the risk of damaging the hydraulic driver verify that the hydraulic power supply fluid lines and reservoir are clean and free from contaminants Carefully follow the manufacturer s recommenda tions on reservoir and filter cleaning flushing and periodic changes of hydraulic fluid Always plug the hydraulic inlets outlets and lines when disconnecting them to avoid introducing dirt and other contaminants into the system Repair Disassembly 1 Relieve pressure See system manual for pressure relief instructions 2 Usetwo people to lift and clamp the cylinder 1 in a vise To prevent damage to sealing surfaces2. cylinder hydraulic 2 258768 HOUSING rod seals assembly includes item 2a 2a 113570 O RING 1 112698 FITTING elbow street 2 100139 PLUG pipe 4 258769 ROD piston hydraulic assembly 1 includes 9a 9c 9a ROD piston hydraulic 9be SEAL piston bidirectional 1 includes rubber energizing ring and sealing ring 9ce BEARING wear piston 1 N ook Parts included in Kit 258770 purchase separately 6 3A0020A Parts 3A0020A 7 Dimensions Dimensions 17 375 in 441 3 mm r 258640 3A0020A 14h Mounting Hole Layout E r 258640 3A0020A 15h a G r 258640 3A0020A 17h 6 165 in 156 6 mm 5 114 in 129 9 mm 6 5 in 165 1 mm 4 43 in 112 5 mm 5 906 in 150 mm 120 bolt circle 6 26 in 159 0 mm a m m O 0 U gt 4 in 101 6 mm 8 3A0020A Technical Data Technical Data Maximum hydraulic working pressure 1200 psi 8 3 MPa 83 bar Maximum fluid temperature 22111 160 F 71 C Maximum hydraulic fluid flow n sr 10 3 gpm 38 9 liter min Maximum cycle rate ee 65 cycles per minute Hydraulic fluid consumption r rn 1 gal 3 8 liters per 6 3 cycles Effective piston area lt lt lt lt lt lt lt lt lt lt lt lt 44 6 1 sq in 39 2 cm Piston rod dia
3. do not clamp any sealing surfaces in the vise 3 Remove elbow fittings 4 from outside of seal hous ings 2 To prevent damage to the driver avoid getting dust or dirt in the driver during service Required Tools Vise with soft jaws Set of adjustable wrenches O ring pick 3 16 in hex key Rubber mallet 3 1 4 in socket Torque wrench capable of 150 ft Ibs 203 Nem Anti seize lubricant Pipe sealant 3A0020A 4 Usea3 1 4 in socket or wrench to remove one seal housing 2 Place a waste container below the seal housing and cylinder 1 to drain any residual hydraulic oil p m j N 2 2a 1 4 r 258640 3A0020A 2h 5 Remove second seal housing 2 6 Remove o rings 2a from seal housings 2 Repair 7 A Residual hydraulic oil in the cylinder can spray out of ports during removal of the piston assembly NOTE Be careful not to damage piston rod assem bly 9 7 Place a cloth over the hydraulic ports P Use a rub ber mallet to tap piston rod assembly 9 out of cylin der 1 Do not clamp vise on this surface r_258640_3A0020A_3h To avoid damaging piston rod do not clamp on pis ton rod surface 8 Clamp piston rod flats 9 in a vise to prevent dam age to piston rod 9 Use o ring pick to remove sealing ring and rubber energizing ring of bidirectional seal 9b Remove bearing 9c ff flats 9b 9c r 2586
4. hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reasonable assistance in making any claim for breach of these warranties In no event will Graco be liable for indirect incidental special or consequential damages resulting from Graco supplying equipment hereunder or the furnishing performance or use of any products or other goods sold hereto whether due to a breach of contract breach of warranty the negligence of Graco or otherwise FOR GRACO CANADA CUSTOMERS The Parties acknowledge that they have required that the present document as well as all documents notices and legal proceedings entered into given or instituted pursuant hereto or relating directly or indirectly hereto be drawn up in English Les parties reconnaissent avoir convenu que la r daction du pr sente document sera en Anglais ainsi que tous documents avis et proc dures judiciaires ex cut s donn s ou intent s la suite de ou en rapport directement ou indirectement avec les proc dures concern es Graco Information For the latest information about Graco products visit www graco com TO PLACE AN ORDER contact your Graco distributor or call to identify the nearest distributor Toll Free 1 800 746 1334 Fax 330 966 3006 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
5. time without notice This manual contains English MM 3A0020 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO OHIO INC 8400 PORT JACKSON AVE NW NORTH CANTON OH 44720 Copyright 2009 Graco Inc is registered to ISO 9001 WWW graco com
6. 40 3A0020A 4h 10 Thoroughly clean all metal parts in a compatible sol vent and inspect for wear or damage Replace as necessary Assembly NOTE Be careful not to damage piston rod assem bly 9 1 Clamp piston rod 9 flats or hex in a vise to prevent damage to the piston rod 2 Lubricate piston lead in L with hydraulic oil to ensure rubber energizing ring of bidirectional seal 9b seats properly Install one edge of rubber ener gizing ring in deep piston groove and press the rest of the o ring down while preventing the o ring from twisting NOTICE Prevent rubber energizing ring from twisting during installation The bidirectional seal 9b will not func tion properly if the rubber energizing ring is twisted 9 J m M MJ 9b 9c r_258640_3A0020A_4h 3 Install sealing ring of bidirectional seal 9b over rub ber energizing ring and install bearing 9c in shal low piston groove Only expand the sealing ring of bidirectional seal 9b and bearing 9c as much as needed to fit over the piston Damage will occur when the sealing ring or bearing are opened wider than necessary 4 Remove piston assembly 9 from vise and lubricate bidirectional seal 9b and bearing 9c with hydrau lic oil 3A0020A 5 Lubricate inside of cylinder 1 with hydraulic oil to allow easy installation of piston assembly Continue to next step if the cylinder hasn t been flushed and there is residu
7. Repair Parts gt g GRACO Horizontal Hydraulic Driver 3A0020A ENG For use with two horizontally mounted proportioning pumps For professional use only Not for use in explosive atmospheres 258771 Horizontal Hydraulic Driver 1200 psi 8 2 MPa 82 7 bar Maximum Working Pressure Important Safety Instructions Read all warnings and instructions in this manual and all supplied manuals Save all instructions r 258640 3A0020A 1h PROVEN QUALITY LEADING TECHNOLOGY Warnings Contents Warnings i222 42 x44 x ER 2 Dimensions leeren 8 Repair 2 2 rte deen eee ye a 3 Mounting Hole Layout 111 1111 8 Disassembly 2 3 Technical Data lt 9 Assembly 0 0 2 00 eee eee 4 Graco Standard Warranty 10 circ 6 Graco Information Lesser 10 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 symbol refers to procedure specific risk Refer back to these warnings Additional product specific warnings may be found throughout the body of this manual where applicable 9 EQUIPMENT MISUSE HAZARD RA Misuse can cause death or serious injury e Do not operate the unit when fatigued or under the influence of drugs or alcohol e Do not exceed the maximum working pressure or temperature rating of the
8. This warranty is conditioned upon the prepaid return of the eguipment claimed to be defective to an authorized Graco distributor for verification of the claimed defect If the claimed defect is verified Graco will repair or replace free of charge any defective parts The eguipment will be returned to the original purchaser transportation prepaid If inspection of the eguipment does not disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE Graco s sole obligation and buyer s sole remedy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or conseguential damages for lost profits lost sales injury to person or property or any other incidental or conseguential loss shall be available Any action for breach of warranty must be brought within two 2 years of the date of sale GRACO MAKES NO WARRANTY AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN CONNECTION WITH ACCESSORIES EOUIPMENT MATERIALS OR COMPONENTS SOLD BUT NOT MANUFACTURED BY GRACO These items sold but not manufactured by Graco such as electric motors switches
9. al hydraulic oil lubricate with hydraulic oil 6 Install o rings 2a on seal housings 2 Lubricate o rings 2a with hydraulic oil Lubricate seals and bearing inside seal housing with hydraulic oil r 258640 3A0020A 6h Me 2a lubricate with hydraulic oil r 258640 3A0020A 7h 7 Install one assembled seal housing 2 on cylinder 1 Torgue to 150 160 ft Ibs 203 216 Nem r 258640 3A0020A 8h 8 Install piston rod assembly 9 in cylinder 1 with bidirectional seal 9b facing away from the cylinder 1 Apply hydraulic oil to bidirectional seal and bearing 9c Use rubber mallet to tap piston rod assembly until the piston is approximately at the middle of the cylinder m W r_258640_3A0020A_9h 3A0020A Repair 9 Install second seal housing 2 on cylinder 1 Torque to 150 160 ft Ibs 203 216 Nem NOTE Use a rubber mallet to gently tap seal hous ing while turning by hand to start threading the seal housing into cylinder a i r 258640 3A0020A 10h 10 Apply pipe sealant on two elbow fittings 4 and pipe plugs 5 and install in each seal housing 2 NOTE Elbow fitting should be placed in lowest port r 258640 3A0020A 11h Paris Parts r 258640 3A0020A 12h r 258640 3A0020A 13h A Lubricate seals and surfaces with hydraulic oil ZA Torque to 150 160 ft lbs 203 216 Nem A Apply pipe sealant Ref Part Description Qty 1 258835 KIT
10. lowest rated system component See Technical Data in all eguipment manuals Do not leave the work area while equipment is energized or under pressure Turn off all equipment and follow the Pressure Relief Procedure when eguipment is not in use e Check equipment daily Repair or replace worn or damaged parts immediately with genuine manu facturer s replacement parts only Do not alter or modify equipment Use equipment only for its intended purpose Call your distributor for information Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not kink or over bend hoses or use hoses to pull equipment Keep children and animals away from work area Comply with all applicable safety regulations BURN HAZARD z Equipment surfaces and fluid tha s heated can become very hot during operation To avoid severe burns Do not touch hot fluid or equipment e Wait until equipment fluid has cooled completely P PERSONAL PROTECTIVE EQUIPMENT e You must wear appropriate protective equipment when operating servicing or when in the operating u area of the equipment to help protect you from serious injury including eye injury inhalation of toxic fumes burns and hearing loss This equipment includes but is not limited to e Protective eyewear e Clothing and respirator as recommended by the fluid and solvent manufacturer e Gloves e Hearing protection 2 3A0020A
11. meter llle eres 1 125 in 28 6 mm Stroke length een en 3 in 76 2 mm Thrust at 1200 psi 8 3 MPa 83 bar 7300 Ibf 32 472 N Weight ehara r Be ieee Sates approx 40 Ib 18 1 kg 3A0020A 9 Graco Standard Warranty Graco warrants all eguipment referenced in this document which is 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 will for a period of twelve months from the date of sale repair or replace any part of the eguipment determined by Graco to be defective This warranty applies only when the eguipment is installed operated and maintained in accordance with Graco s written recommendations This warranty does not cover and Graco shall not be liable for general wear and tear or any malfunction damage or wear caused by faulty installation misapplication abrasion corrosion inadequate or improper maintenance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility of Graco eguipment with structures accessories eguipment or materials not supplied by Graco or the improper design manufacture installation operation or maintenance of structures accessories eguipment or materials not supplied by Graco
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