TA Series Service SM1511-002
Contents
1. The crossover relief valve assembly P N 1894 1 requires o rings item 3 18A and option R bolts charted in the Housing Group This option is available only in displacements 026 through 119 gt For free running rotor set part numbers see item 4 1 in the Displacement Group BEAU Motion amp convo 10 Parker Hannifin Corporation Hydraulic Pump Motor Division Greeneville TN 37745 USA SM1511 service Manual Reseal amp Repair Torqlink TA Series Disassembly Preparation Before you disassemble the Torqlink unit or any of its components read this entire manual It provides important information on parts and procedures you will need to Know to service the Torqlink The Small Frame TA Torglinks will have a 3 76 95 5mm main body outside diameter and five 5 16 24 UNF 2A cover bolts Refer to page 4 for tools and other items required to service the Torqlink and have them available Thoroughly clean off all outside dirt especially from around fittings and hose connections before disconnecting and removing the Torqlink Remove rust or corrosion from the coupling shaft Remove coupling shaft connections and hose fittings and immediately plug port holes and fluid lines Remove the Torqlink from the system drain it of fluid and take it to a clean work surface Clean and dry the Torqlink before you start to disassemble the unit As you disassemble the Torqlink clean all parts except seals in clean OSHA ap2. Motion amp Control Service Manual SM1511 002 Parker Motors Effective May 1 1997 Torqlink TA Series Low Speed High Torque Hydraulic Motor service Procedure SM1511 Service Manual Contents Torqlink TA Series Section 1 General Information DefinitionNs DISCIAIMEL ccccceecccceececeececeececee cesses eessueeeseeeeeseeeesecessgeetaneeesaes 2 Introduction Design Features cccccsescccceseceeceeeeeeeeececesuaeeesaeaeeeeseaeeeesaeeeteas 3 TrOUBIESNOOTING GUIE veutessncecetesedancccavgecesensedyencetinn E 4 Troubleshooting Checklist ccccceccceceeeeeeeeeeeeeeeeeeeeeseeeeeeseeeeeeseaseeeeseeeeesaaeeeeeas 5 TOGUE GCR r A eth eh oe ata iia 6 Tools amp Materials Required for Servicing ccccccccsseeeeeeeeeeseeeeeseeeeeeeeeeaeaeeeees 6 01010 10 VIGW cccccscccccsecccceeeececaeueeecsueceecaeseessuuceesuaeeessueeeesseseeseueeeesaageessaaes 7 Service Pans LISTORNA aos a ee eed ee itl ae ee ie eo ee as aw 8 Section 2 Reseal amp Repair Disassembly Preparation tatneareiounenmcudaunaie lute iedsadid daw awnacddincndotecNumendutncvdds 10 Disassembly amp Inspection gee chunnercarantav scent vanrentercoanebequvad esavtbowwarciaaztiedenetusneaaneeads 11 Assembly Preparation ccccccsscecseeeeeseeeeceeeeeseeeesseeeeseeeesueessaeeesaeeeseeeesseeeess 14 PRS S IUD Yy rana aiegtan ale Dearden aaa Ne 14 Fila CHECKS a ceseconsszeancssceqeucatianabaaactoczaraste aN 18 ROOM Set ASSOMDI
3. Control Greeneville TN 37745 USA SM1511 Reseal amp Repair EAI voton amp Conto Service Manual Torqlink TA Series Install shaft seal Install thrust washer and thrust bearing Install coupling shaft Install drive link Install commu tator 16 3 Grease and install a new shaft seal 11 with the lip side up working it down with your fingertips until it is fully seated 4 Install the thrust washer 10 and then the thrust bearing 9 Make sure they are properly seated 5 Grease the coupling shaft 8 around the shaft seal contact area and assemble into housing Use a twisting motion while applying downward pressure until it is fully seated NOTE The shaft step with drive slots should remain above the housing surface 6 Assemble the drive link 8 into the coupling shaft 8 with the large center down 7 Install the commutator 6B into the slots in the coupling shaft 8 Parker Hannifin Corporation Hydraulic Pump Motor Division Greeneville TN 37745 USA SM1511 Reseal amp Repair Align timing mark Install commuta tor ring Install seal rings Assemble manifold 17 Motion amp Control Service Manual Torqlink TA Series 8 Align one commutator timing mark with the center of one bolt hole in the housing Mark this hole on the outside of the housing this becomes your alignment hole N CAUTION The motor will not function properly if this t
4. Control Greeneville TN 37745 USA SM1511 service Manual Reseal amp Repair Torqlink TA Series Rotor Set Component Assembly Procedure A disassembled rotor 4A stator 4B and vanes 4C that cannot be readily assembled by hand can be assembled by the following procedures Assemble 1 Place stator 4B onto manifold 5 with seal ring Stator side down after following Torqlink assembly procedures 1 through 11 Be sure the seal ring 3 is in place Insert two bolts 2 Align stator bolt holes with manifold and housing bolt holes and turn two bolts 1 finger tight into bolt holes approximately 180 apart to retain stator and manifold position Assemble rotor 3 Assemble the rotor 4A counterbore if present into stator 4B and onto manifold 5 with rotor splines into mesh with drive link splines Assemble 4 Assemble six vanes 4C or as many vanes that vanes will readily assemble into the stator vane pockets Excessive force used to push the rotor vanes into place could damage pockets or vanes or shear off the coating applied to the stator vane pockets 20 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 service Manual Reseal amp Repair Torqlink TA Series Assemble full complement of vanes Remove two assembled bolts 21 Motion amp Control 5 Grasp the output end of coupling shaft 8 with locking pliers or other app
5. Seal 478036 Dirt amp Water Seal 406018 Grease Pack 406018 Grease Pack FLUOROELASTOMERS are available under various registered trademarks including VITON a registered trademark of DuPont and FLUOREL a registered trademark of 3M Displacement Group Exploded View Code Item 1 4A 4 7 4 1 Stator Free Running CM8 Description Bolts 5 Dimension Rotor Set Drive Link Rotor Set 026 0045 Service Part 021354 3188 MF027003 MK023000 MF027005 030 0500 Service Part 021363 3770 MF037003 MK033000 MF037005 040 0065 Service Part 021355 5020 MF047003 MK043000 MF047005 050 0080 Service Part 021428 6277 MF057003 MK053000 MF057005 060 0100 Service Part 021356 1527 MF067003 MK063000 MF067005 080 0130 Service Part 021306 1 0027 MF087003 MK083000 MF087005 099 0160 Service Part 021357 1 2527 MF107003 MK103000 MF107005 119 0195 Service Part 021307 1 5027 MF127003 MK123000 MF127005 139 0230 Service Part 021358 1 7527 MF147003 MK143000 MF147005 159 0260 Service Part 021308 2 0027 MF167003 MK163000 MF167005 179 0295 Service Part 021359 2 2527 MF187003 MK183000 MF187005 200 0330 Service Part 021310 2 9027 MF207003 MK203000 MF207005 226 0365 Service Part 021383 2 843 MF227003 MK223000 NotAvailable 240 0390 Service Part 021384 3 7554 MF247003 MK243000 NotAvailable 9 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 General Information Housing Gr
6. is not correctly aligned N CAUTION 13 Grease and assemble a new seal ring 3 into the end cover 14 Note the bolt hole pattern and install the end cover 2 15 Install the bolts 1 torque in an alternate pattern to 22 26 lb ft Parker Hannifin Corporation Hydraulic Pump Motor Division Greeneville TN 37745 USA SM1511 Service Manual Reseal amp Repair Torqlink TA Series Install dirt amp 16 Remove the assembly from the vise Fill the water seal dirt and water seal cavity with grease and lubricate the seal 14 Tap the seal into place using an appropriate size socket or piece of tubing Install shaft 17 Install the woodruff key 8A if required by hardware tapping into place with a soft mallet The nut 8B if required will be assembled during motor installation Final Checks e Pressurize the Torqlink with 100 PSI dry air or nitrogen and submerge in solvent to check for external leaks e Check Torqlink for rotation Torque required to rotate coupling shaft should not be more than 50 Ibfeft e Pressure port with A cast under it on housing 18 is for clockwise coupling shaft rotation as viewed from the output end of coupling shaft Pressure port with B cast under it is for counter clockwise coupling shaft rotation for standard units e Use test stand if available to check operation of the Torqlink 19 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp
7. stays in the motor Separate the rotor set 4 from the manifold 5 Remove and discard both seal rings 3 8 Inspect the rotor set 4 for nicks scoring spalling or chipping on any surface If damage is found replace the entire set Also inspect roller lobe to vane clearance Locate a rotor lobe that is aligned with the center of a vane The gap between this lobe and vane must be no more than 005 as measured with a feeler gauge Replace the entire set if necessary 9 Inspect the manifold 5 for cracks surface scoring brinelling spalling or discoloration from excess heat A polished pattern on the manifold from commutator and rotor set rotation is normal If a step has formed on the manifold or other damage is noted replace it Parker Hannifin Corporation Hydraulic Pump Motor Division Greeneville TN 37745 USA SM1511 service Manual Reseal amp Repair Torqlink TA Series Remove seal 10 Remove and discard seal ring 3 in housing face ring Inspect housing 11 Inspect the housing 13 for cracks Inspect machined surfaces for nicks burrs brinelling galling or corrosion Remove burrs that can be removed without changing dimensional characteristics Inspect tapped holes for thread damage Inspect housing face for discoloration from excess heat A polished pattern on the housing face from commutator rotation is normal but a step created by rotation is not Replace the housing if necessary 14 Parker Han
8. USA SM1511 General Information Troubleshooting Guide NOTE Before troubleshooting any system problem check service literature published by the equipment and or component manufactur ers Follow their instructions if given for checking any component other than the Torqlink unit Preparation Make your troubleshooting easier by preparing as follows e work in a clean well lighted place e have proper tools and materials nearby e have an air pressure source AN WARNING Since solvents are flammable be extremely careful when using any solvent Evena small explosion could cause injury death JN WARNING Wear eye protection and be sure to comply with OSHA and other maximum air pressure requirement Preliminary Checks Hydraulic systems are often trouble free Hence the problem an operator complains of could be caused by something other than the hydraulic components Thus once you have determined that a problem exists start with the easy to check items such as e Parts damaged from impact that were not properly repaired or that should have been replaced e Improper replacement parts used in previous servicing e Mechanical linkage problems such as binding broken or loose parts or slipping belts MELAI voton amp Conto Service Manual Torqlink TA Series Hydraulic Components If you think the problem is caused by a hydraulic component start by checking the easy to reach items Che
9. Y sarindo ma a veh dabecetss degtaccetSieascecabe 19 Section 3 Maintenance SYSTEM Maintenance TIS cece ccccccseeeeeeeeeeeeeeeeeaeeeeeeeeeeeeeeeeeseeeeeeeessseeeeeeeeaas 21 Hydraulic FIUS arees a Nee ND et erent ee nee en eee 22 PI AO IM easuectuacdaaus satensuascceleen etcetera E sud ace seaexcaneea taassbet eaeaaes 22 Oil TEM DSi ate aean ca dedesncd aa A 22 Exploded VW rriren acts Aaland ce aah ce Deanne ened la eee ae taee 23 WARNING FAILURE OR IMPROPER SELECTION OR E OF THE PRODUCTS AND OR SYSTEMS DESCRIBED HEREIN OR RE LATED ITEMS CAN CAUSE DEATH PERSONAL INJURY AND PROPERTY DAMAGE This document and other information from Parker Hannifin Corporation its subsidiaries and authorized distributors provide product and or system options for further investigation by users having technical expertise It is important that you analyze all aspects of your application and review the information concerning the product or system in the current product catalog Due to the variety of operating conditions and applica tions for these products or systems the user through its own analysis and testing is solely responsible for making the final selection of the products and systems and assuring that all performance safety and warning requirements of the application are met The products described herein including without limitation product features specifications designs availability and pricing are subject to change by Parker Hannifin Cor
10. and water seal 14 out of the housing using a screwdriver discard the seal Be careful not to damage the housing Note Number in parenthesis is referring to components in exploded view Place motor in Jee 3 Position the motor in a soft jawed vise with the shaft pointed downward Clamp firmly on the sides of the housing mounting flange or port bosses Scribe a line on the motor 4 Scribe a line on the motor from the end cover to the housing to facilitate reassembly 12 Parker Hannifin Corporation Hydraulic Pump Motor Division Greeneville TN 37745 USA SM1511 Reseal amp Repair Remove and inspect bolts Remove and inspect end cover Remove rotor set and mani fold Inspect rotor set Inspect Mani fold Darker Motion amp Control Service Manual Torqlink TA Series 5 Remove the five bolts 1 using a 1 2 standard socket Inspect for damaged threads stretched bent or broken bolts or damaged sealing surface under the bolt head Replace if necessary 6 Remove the end cover 2 and seal ring 3 Discard the seal ring Inspect the end cover for good bolt head sealing surfaces Inspect for wear or scoring from rotor set and or drivelink A polished pattern on the end cover from the rotor set is normal Also inspect for discoloration from excess heat Replace if necessary 7 Remove the rotor set 4 and manifold 5 together so the vanes won t fall out of the rotor set The drivelink
11. ck all hoses and lines for cracks hardening or other signs of wear Reroute any usable hoses that are kinked severely bent or that rest against hot parts Look for leaks especially at couplings and fittings Replace any hoses or lines that don t meet system flow and pressure ratings Next go to the reservoir and filters Check fluid level and look for air bubbles Check the filter s A filter with a maximum of 50 micron filtration is recommended for the Torqlink system The rest of the system may need better Visually check other components to see if they are loosely mounted show signs of leaks or other damage or wear Excessive heat in a hydraulic system can create problems that can easily be overlooked Every system has its limitation for the maximum amount of tempera ture After the temperature is attained and passed the following can occur e oil seal leaks e loss of efficiency such as speed and torque e pump loss of efficiency e pump failure e hoses become hard and brittle e hose failure A normal temperature range means an efficient hydrau lic system Consult the manuals published by equip ment and or component manufacturers for maximum allowable temperatures and hydraulic tests that may be necessary to run on the performance of the hydraulic components The Torglink is not recommended for hydraulic systems with maximum temperatures above 200 F 93 3 Parker Hannifin Corporation Hydraulic Pump Mot
12. d View Typical Matched Set Item Description 1 Bolts 5 2 End cover 3 Seal ring 4 4 Rotor set 4a Rotor 4b Stator 4c Vane 7 9 Thrust bearing 5 Manifold 10 Thrust washer 6 Commutator set 11 Seal 6a Commutator ring 12 Backup washer 6b Commutator 13 Housing 7 Drive link 13a O ring 2 8 Coupling shaft 14 Dirt amp water seal 8a Woodruff Key 15 Identification tag 8b Nut 16 Drive screw 2 8 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 service Manual General Information Torqlink TA Series TA Service Parts List Chart Chart Use Example TAO 020 AS R includes part numbers listed to the right of TA series O coupling shaft 020 disp AS housing and R option codes shown in the left hand column of the charts Option codes shown in the left hand column of the charts AN CAUTION The charted component service information is for the motors listed only Refer to the original equipment manufacturer of the equipment using the motor for assembly numbers not listed below Series 6 5 9 10 12 14 Commutator Thrust Thrust Backup Dirt amp Water Set Assy Manifold Bearing Washer Ring Seal TA MK014000 A1 MK015000 065066 028483 028516 478036 Standard Seal Kit 3217 includes FLUOROELASTOMER Seal Kit 3218 includes 032821 qty 4 Seal Rings 032822 qty 4 Seal Rings 032377 Shaft Seal 032809 Shaft Seal 028516 Backup Ring 028516 Dirt amp Water
13. elief valve and adjust or replace as required b Check for and repair worn pump c Check for and use correct oil for temperature of operation Replace worn rotor set by disassem bling Torqlink unit Replace rotor set drive link and coupling shaft by disassembling Torqlink unit Locate excessive heat source usually a restriction in the system and correct the condition Locate blockage source and repair or replace Disassemble Torglink unit identify and remedy cause and repair replac ing parts as necessary Check for and repair worn pump Locate source and eliminate cause Parker Hannifin Corporation Hydraulic Pump Motor Division Greeneville TN 37745 USA SM1511 service Manual General Information Torqlink TA Series Torque Chart Bolt 5 16 24 UNF 2A 1 22 26 ft lbs Tools and Materials Required for Servicing e TA Service Manual NOTE The available service seal kits include the e Clean OSHA approved solvent recommended grease as a grease P N 406018 e Emery paper AN CAUTION Mixing greases that have different bases can be e Soft jawed vice detrimental to bearing life e Air pressure source e Screwdriver e Torque wrench ft lbs e Sockets 1 2 e Feeler gauge 005 138mm 7 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 service Manual General Information Torqlink TA Series TA Torqlink Explode
14. if you encounter circumstances not covered in the Manual STOP CONSULT THE EQUIPMENT MANUFACTURER S SERVICE MANUAL AND WARRANTY DO NOT TRY TO REPAIR OR SERVICE A TORQLINK UNIT WHICH HAS BEEN DAMAGED OR INCLUDES ANY PART THAT SHOWS EXCESSIVE WEAR UNLESS THE DAMAGED AND WORN PARTS ARE REPLACED WITH ORIGINAL PARKER REPLACEMENT AND SERVICE PARTS AND THE UNIT IS RESTORED TO PARKER SPECIFICATIONS FOR THE TORQLINK UNIT It is the responsibility of the mechanic performing the maintenance repairs or service on a particular Torglink unit to a inspect the unit for abnormal wear and damage b choose a repair procedure which will not endanger his her safety the safety of others the equipment or the safe operation of the Torglink and c fully inspect and test the Torqlink unit and the hydraulic system to ensure that the repair or service of the Torqlink unit has been properly performed and that the Torglink and hydraulic system will function properly 3 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 service Manual General Information Torqlink TA Series Introduction The three column format used in this Service Manual will help make it easy for you to service a hydraulic motor Column 1 illustrates the procedure with photographs Column 2 gives a brief key for each step and Column 3 explains in detail the procedure you should follow Pay special attention to
15. iming mark is not correctly aligned If timing mark is not correctly aligned motor will rotate in the opposite direction 9 Install the commutator ring 6A aligned with the bolt holes and your scribe mark NOTE Take note of the position of the housing bolt holes before further assembly This will help you correctly position the end cover 10 Grease and install new seal rings 3 in the rotor set and manifold 11 Assemble the manifold 5 with the seal ring 3 facing down and bolt holes amp scribe marks aligned If rotor set has become disas sembled refer to instructions beginning on page 18 Parker Hannifin Corporation Hydraulic Pump Motor Division Greeneville TN 37745 USA SM1511 Reseal amp Repair Install manifold and rotor set Bolt hole O ee E ae Ne G y 2 Timing mark Rotor line Install seal ring Install end cover Install bolts 18 Darker Motion amp Control Service Manual Torqlink TA Series 12 Locate a rotor lobe that is approx centered with a bolt hole in the stator Position the assembly so this hole aligns with the alignment hole you marked previously on the housing Install the rotor set with the seal ring down and alignment holes aligned Once the spline teeth of the drive link are engaged with the rotor you may rotate the stator assembly to align the scribe marks The motor will not function properly if this timing mark
16. nifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 service Manual Reseal amp Repair Torqlink TA Series Assembly Preparation Replace all seals and seal rings with new ones each time you reassemble the Torqlink unit Lubricate all seals and seal rings with SAE 10W40 oil or clean grease before assembly NOTE Individual seals and seal rings as well as a complete seal kit are available through most OEM parts distributors or Parker Hannifin Corporation approved Torqlink distributors NOTE Unless otherwise indicated do not oil or grease parts before assembly Wash all parts in clean petroleum based solvents before assembly Blow them dry with compressed air Remove any paint chips from mating surfaces of the end cover commutator set manifold rotor set and housing and from port and sealing areas N WARNING Since they are flammable be extremely careful when using any solvent Even a small explosion or fire could cause injury or death J N WARNING Wear eye protection and be sure to comply with OSHA or other maximum air pressure requirements Assembly Install seal ring 1 Place the housing in a vise with the large inner bore upwards Grease and install a new seal ring 3 in the housing face Install back up 2 Install a new back up washer 12 make sure washer it is fully sealed 15 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp
17. or Division Greeneville TN 37745 USA SM1511 General Information Service Manual Torqlink TA Series Troubleshooting Checklist Trouble Oil Leakage Ti CAUTION If the hydraulic system fluid becomes overheated In excess of 200 F 93 3C seals in the system can shrink harden or crack thus losing their sealing ability Significant loss of speed under load Low mechanical efficiency or undue high pressure required to operate Torqlink unit Darker Motion amp Control Cause 1 Hose fittings loose worn or damaged 2 Oil seal rings 3 deteriorated by excess heat 3 Special bolt 1 loose or sealing area deteriorated by corrosion 4 Internal shaft seal 11 worn or damaged 5 Worn coupling shaft 8 1 Lack of sufficient oil supply 2 High internal motor leakage 3 Severely worn or damaged internal splines 4 Excessive heat 1 Line blockage 2 Internal interference 3 Lack of pumping pressure 4 Excessive binding or loading in system external to Torqlink unit 6 Remedy Check and replace damaged fittings or o rings Torque to manufacturers specifications Replace oil seal rings by disas sembling Torglink unit a Loosen then tighten single bolt to torque specification b Replace bolt Replace seal Dissembly of Torglink unit necessary Replace coupling shaft and seal by disassembling Torqlink unit a Check for faulty r
18. otion amp Control Greeneville TN 37745 USA SM1511 service Manual Maintenance Torqlink TA Series TA Torglink Exploded View Typical Matched Set Item Description 1 Bolts 5 2 End cover 3 Seal ring 4 4 Rotor set 4a Rotor 4b Stator 4c Vane 7 5 Manifold 6 Commutator set 9 Thrust bearing 6a Commutator ring 10 Thrust washer 6b Commutator 11 Seal 7 Drive link 12 Backup washer 8 Coupling shaft 13 Housing 8a Woodruff Key 13a O ring 2 8b Nut 14 Dirt amp water seal 24 Parker Hannifin Corporation i Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 service Manual Maintenance Torqlink TA Series Notes 25 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA Motion amp Control Parker Hannifin Corporation Hydraulic Pump Motor Division 2745 Snapps Ferry Road Greeneville TN 37745 USA Tel 423 639 8151 FAX 423 787 2418 Web site http www parker com DG 68293 7 97 3000
19. oup Code SL2 WW2 AS AS Exploded View ltem Description Service Part Service Part Service Part Service Part Service Part Service Part Coupling Shaft Group Service Manual Torqlink TA Series Exploded View Code Item SL WW Description 0 10 Service Part 1 11 Service Part F 09 Service Part J 25 Service Part Options Group Exploded View Code ltem SL WW Description Omit AAAB Service Part R HAAB Service Part F AAAA Service Part D AAAC Service Part W AAFC Service Part V AAAH Service Part E AABK Service Part WV AAHD Service Part 413 413A Hsg Assy O Ring 2 MKO012001 MK012006 MK012004 J1 032200 10 MK012002 MK012003 MK012005 J1 032200 10 8 8A Coupling Woodruff Shaft Key MK019001 G124553 MkK019002 MK019000 MK019006 G124553 2 3 11 End Seal Inner Cover Ring 5 Seal MFO16000 032821 032377 MFO16000 032821 032377 MFO16000 032821 032377 MFO16000 032821 032377 MFO16000 032821 032377 MFO16000 032822 032809 MFO16000 032821 032377 MFO16000 032822 032809 13 cubic inches CM cubic centimeters SL Parker Super Line codes Option R Relief Valve Bolts 4 021451 021451 8B Nut 025136 Paint Other Crossover relief valve P N 1894 14 Black Double black White epoxy Viton seals Free running rotor set White epoxy Viton seals 3 WW Parker WorldWide motor equivalent designations effective mid 1997
20. poration and its subsidiaries at any time without notice Copyright 1995 Parker Hannifin Corporation All Rights Reserved Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 service Manual General Information Torqlink TA Series Definitions WARNING A warning describes hazards or unsafe practices which could result in severe personal injury or death CAUTION A caution describes hazards or unsafe practices which could result in personal injury or product or property damage NOTE A note gives key information to make following a procedure easier or quicker Disclaimer This Service Manual has been prepared by Parker Hannifin Corporation for reference and use by mechanics who have been trained to repair and service hydraulic motors and systems on commercial and non commercial equip ment applications Parker Hannifin Corporation has exercised reasonable care and diligence to present accurate clear and complete information and instructions regarding the techniques and tools required for maintaining repair ing and servicing the small frame Parker TA motors Since this is a general Service Manual the photographs and illustrations may not look exactly like the motor being serviced The procedures therefore must be carefully read and understood before servicing If inspection or testing reveals evidence of abnormal wear or damage to the Torqlink unit or
21. proved solvent and air blow them dry J N WARNING Since they are flammable be extremely careful when using any solvent Even a small explosion or fire could cause injury or death AN WARNING Wear eye protection and be sure to comply with OSHA or other maximum air pressure requirements WARNING Never steam or high pressure wash hydraulic components Do not force or abuse closely fitted parts Keep parts separate to avoid nicks and burrs Discard all seals and seal rings as they are removed from the Torglink Replace all seal rings and any damaged or worn parts with genuine Parker Hannifin Corporation or OEM approved service parts 11 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 Reseal amp Repair Disassembly amp Inspection MAILE voton amp Conto Service Manual Torqlink TA Series As the motor is disassembled clean all parts in a clean petroleum based solvent and air dry only BN WARNING Since they are flammable be ex tremely careful when using any solvent Even a small explosion or fire could cause injury or death Remove shaft 1 If a woodruff key is present remove by pulling hardware straight out using a vise grip pliers cold chisel or other appropriate tool The key can be reused if not damaged by use or removal Remove dirt amp 2 Wear eye protection and gently pry the external dirt water seal ye p J AAt
22. re capacity BN CAUTION Always carefully inspect any system component that may have been struck or damaged during operation or in an accident Replace any component that is damaged or that is questionable AN CAUTION Do not force any coupling onto the Torqlink coupling shaft as this could damage the unit internally Parker Motor Operation extends close technical cooperation and assistance If problems occur which you cannot solve please contact our service department at 423 639 8151 or your local Parker approved distributor 22 Parker Hannifin Corporation i Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745 USA SM1511 service Manual Maintenance Torqlink TA Series Hydraulic Fluids Keep the hydraulic system filled with one of the following e 10W40 SE or SF or manufacturer s suggested oil e Hydraulic fluid as recommended by equipment manufacturer but the viscosity should not drop below 50 SSU or contain less than 125 zinc anti wear additives J N CAUTION Do not mix oil types Any mixture or an unapproved oil could deteriorate the seals Maintain the proper fluid level in the reservoir When changing fluid completely drain old oil from the system It is suggested also that you flush the system with clean oil Filtration Recommended filtration 20 50 micron Oil Temperature Maximum operating temperature 200 F 23 Parker Hannifin Corporation i Hydraulic Pump Motor Division M
23. ropriate turning device and rotate coupling shaft drive link and rotor to seat the rotor and the assembled vanes 4C into stator 4B creating the necessary clearance to assemble the seventh or full complement of seven vanes Assemble the seven vanes using minimum force 6 Remove the two assembled bolts 1 is used to retain stator and wear plate Go to Torqlink assembly step 12 page 17 to continue Torqlink assembly Parker Hannifin Corporation Hydraulic Pump Motor Division Greeneville TN 37745 USA SM1511 service Manual Maintenance Torqlink TA Series System Maintenance Tips e Adjust fluid level in reservoir as necessary e Encourage all operators to report any malfunction or accident that may have damaged the hydraulic system or component e Do not attempt to weld any broken Torglink component Replace the component with original equipment only e Do not cold straighten hot straighten or bend any Torqlink part e Prevent dirt or other foreign matter from entering the hydraulic system Clean the area around the filler caps before checking oil level e Investigate and correct any external leak in the hydraulic system no matter how minor the leak e Comply with manufacturer s specifications for cleaning or replacing the filter CAUTION Do not weld braze solder or in any way alter any Torglink component J N CAUTION Maximum operating pressure must not exceed recommended Torqlink pressu
24. the notes cautions and warnings This manual contains troubleshooting information and checklists With them you can diagnose a hydraulic system problem without removing the Torqlink the checklists will help you to determine where the problem may be ltem numbers on the exploded view correspond with item numbers used throughout the Service Manual As you gain experience in servicing Torqlink units you may find that some information in this Service Manual could be clearer and more complete If so let us know about it Don t try to second guess the Service Manual if you do not understand a procedure or are stuck contact us at 423 639 8151 ask for Technical Service Servicing Torqlink units should be safe and productive Torglink TA Series Design Features e The roller vane rotor set design offers low friction and e A unique high pressure shaft seal that eliminates the wear compensation which minimizes internal wear and need for case drains maximizes the useful performance life of the motor e Up to 9 horsepower input e Patented 60 40 spline member arrangement trans mits more torque with less weight e Shaft speed disk valving that is not affected by side loads thus allowing the motor to maintain volumetric e Interchangeability with other motors which are efficiency over time designed according to industry standards 4 Parker Hannifin Corporation Hydraulic Pump Motor Division Motion amp Control Greeneville TN 37745
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