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X70 Plug-in motor repair manual

Summary of Contents for X70

Page 1: ...X70 Plug in motor repair manual...

Page 2: ...R MANUAL E MOPI RR009 E March 2019 www eaton com 2 Introduction 3 Identification 4 Required Tools 5 Typical Cross section of Motor 6 Exploded View 8 Disassembly 9 Appendix A 12 Appendix B 14 Inspectio...

Page 3: ...rts and cover the open hydraulic lines immediately after they re disconnected Drain the oil and clean the exterior of the motor before making repairs Wash all metal parts in clean solvent Use compress...

Page 4: ...Reynosa Manufacturing cell Specific number of the pump Shift number Unit Identification Identification numbers Serial Number Code 3 7 4 AK XXXXX A Frame size 3 SAE B Frame Plug in Mount Closed Circuit...

Page 5: ...llen 3 16 in Hex key Allen Ball peen hammer O ring Pick Soft face hammer Arbor Press Seal Driver 9 16 in Socket Torque Wrench Flat tip screw driver Light Petroleum jelly External retaining ring Pliers...

Page 6: ...6 X70 PLUG IN MOTOR REPAIR MANUAL E MOPI RR009 E March 2019 www eaton com Typical Cross section of Motor Cutaway...

Page 7: ...7 X70 PLUG IN MOTOR REPAIR MANUAL E MOPI RR009 E March 2019 www eaton com Typical Cross section of Motor Side View...

Page 8: ...ft seal 1 7 Shaft seal adapter 1 8 Seal 1 9 O ring shaft seal adapter 1 10 Cylindrical roller bearing housing 1 11 Retaining ring external 1 12 Rotating kit S A 1 Item No Description Qty 13 End Cover...

Page 9: ...mmercial solvent that is compatible with the system fluid Compressed air may be used in the cleaning process However it must be filtered to remove water and other contamination 1 Position the motor in...

Page 10: ...s touching the forged surface not damaging the shoe running face 5 To remove rotating kit assembly tilt the motor mounting fixture 90 as shown in picture Remove rotating kit assembly by hand keep that...

Page 11: ...on fixture Note N Note Cradle bearing may stick to the housing Use caution while rotating it Cradle bearing may fall off 10 Use flat tip screw driver to remove internal retaining ring 11 Use M4 bolt...

Page 12: ...009 E March 2019 www eaton com Appendix A Rotating Kit Assembly Part List Sr No Part Name Qty 1 Pin Keeper 1 2 Loading pin 3 3 Piston Assy 9 4 Spider 1 5 Piston Block 1 6 Spider Pivot 1 7 Washer 2 8 R...

Page 13: ...BINDING CAN BE TOLERATED If binding occurs clean the cylinder block and pistons Lubricate the cylinder block bores with clean fluid and try again Even minor contamination of the fluid may cause a pis...

Page 14: ...m Appendix B End Cover with loop flushing valve Part List Sr No Part Name Qty 1 Back plate 1 2 Needle Bearing 1 3 Pin Roll 1 4 Piston Shuttle 1 5 Poppet 2 6 Cylindrical Compression Spring 2 7 Sleeve D...

Page 15: ...e N Spring 10 poppet 9 may fall down Removal of needle bearing 2 and dowel pin 3 is not required Inspection Inspect the shuttle poppet and spring for cut wear and scoring Replace it if found damages R...

Page 16: ...ston for burrs scratches and cracks Clean up minor scratches with 500 grit paper Remove burrs with an India stone The control piston should move freely in the bore of end cover Inspect the control pis...

Page 17: ...rom the front of the housing Install the new shaft seal in to the adapter with the help of arbor press Note N The diameter of the press tool should not be less than that of shaft seal outer diameter I...

Page 18: ...late by passing a connecting pin through eye of swash plate piston Secure both ends of connector pin by attaching external retaining rings as shown Install this swash plate assembly into the motor and...

Page 19: ...with petroleum jelly for retention during assembly Install the valve plate over the small slot on the outside of the valve plate with the dowel pin in the back plate Locating Pin Install end cover as...

Page 20: ...20 X70 PLUG IN MOTOR REPAIR MANUAL E MOPI RR009 E March 2019 www eaton com Assembly Torque Value...

Page 21: ...the neutral position start the engine and run it at a low idle The charge pump should immediately pick up oil and fill the system If there is no indication of fill in 30 seconds stop engine and determ...

Page 22: ...22 X70 PLUG IN MOTOR REPAIR MANUAL E MOPI RR009 E March 2019 www eaton com Notes...

Page 23: ...23 X70 PLUG IN MOTOR REPAIR MANUAL E MOPI RR009 E March 2019 www eaton com Notes...

Page 24: ...rademark All other trademarks are property of their respective owners Eaton 1000 Eaton Boulevard Cleveland OH 44122 United States Eaton com 2018 Eaton All Rights Reserved Printed in USA Document No E...

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