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I–3155–S

Revised 07-01-86

Quiet Intra-Vane Type Double Pumps

2520V, 3520V, 3525V, 4520V, 4525V & 4535V
Series -20 Design 282/283 Suffix

Overhaul Manual

Vickers

®

Vane 

Pumps

Summary of Contents for Vickers 2520V-20-282 Series

Page 1: ...I 3155 S Revised 07 01 86 Quiet Intra Vane Type Double Pumps 2520V 3520V 3525V 4520V 4525V 4535V Series 20 Design 282 283 Suffix Overhaul Manual Vickers Vane Pumps...

Page 2: ...ft Rotation 5 D Piping and Tubing 5 E Hydraulic Fluid Recommendations 5 F Sound Levels 6 G Overload Protection 6 H Start Up 6 V Service and Maintenance A Circuit Inspection 6 B Adding Fluid to the Sys...

Page 3: ...ameplate If an older design unit is being updated to the new 282 283 design stamp the new design number on the nameplate Inquiries should always include the complete unit model code number as stamped...

Page 4: ...otor turns Centrifugal force and pressure under the vanes hold them out against the cam ring Pumping chambers are formed between the vanes and the cam ring and are enclosed by the two end plates The 2...

Page 5: ...ce and friction of oil flow Tubing must not be bent too sharply The recommended minimum radius for bends is three times the inside diameter of the tube E Hydraulic Fluid Recommendations General Data F...

Page 6: ...pening in the reservoir extensive damage to the pump can result In suction or return lines loose connections permit air to be drawn into the system resulting in noisy and or erratic operation 2 Clean...

Page 7: ...Excessive noise in pump Low oil level in reservoir Fill reservoir to proper level with recommended fluid Air in system Open reservoir cap and operate system until purged Bleed hydraulic lines at highe...

Page 8: ...ical cylinders Block any load whose movement could generate pressure 1 Close off hydraulic oil source to pump inlet if an overhead reservoir is used 2 Remove the unit from the system 3 Cap all system...

Page 9: ...ear Replace the shaft if marks cannot be removed by light polishing 4 Remove burrs from outer edge of ring 17 Place rotor 15 and ring 27 on a flat surface Measure ring rotor clearance with a dial indi...

Page 10: ...ke sure the rotation arrow of the ring points in direction of rotation d Apply a small amount of hydraulic fluid to screws 11 and thread screws into cartridge kit 10 Install sealing ring 10 into cover...

Page 11: ...Back up Ring O Ring Sealing Ring Screw Inlet Support Plate Pin Ring Rotor Vanes Intra vanes Outlet Support Plate Screw Housing 2 1 1 4 1 1 1 1 1 1 2 1 2 1 1 12 1 4 1 Item Description Qty 20 21 22 23 2...

Page 12: ...ation 0000 All rights reserved Printed in U S A Eaton Hydraulics 15151 Highway 5 Eden Prairie MN 55344 Telephone 612 937 7254 Fax 612 937 7130 www eatonhydraulics com 46 New Lane Havant Hampshire PO9...

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