Section I – Introduction A. Purpose of Manual Model Parts Drawing Installation Drawing 2520V I-3186-S 504000 This manual describes operational characteristics and over- haul information for fixed and variable delivery inline piston 3520V I-3180-S 504300 type pumps and motors. The information contained herein 3525V I-3187-S 504500...
Section II – Description A. General The double intra-vane pump with a 282/283 suffix is designed to operate at reduced noise levels, but still maintain the same reliability, operating characteristics and service advantages of previous models. All sound reduction in the 282/283 series pump is accomplished within the cartridge kit.
Section IV – Installation and Operating Instructions A. Installation Drawings NOTE For information on pickling, refer to instruction The installation drawings listed in Table 1 show operating sheet 1221-S. characteristics, installation dimensions and port locations. 2. To minimize flow resistance and the possibility of B.
F. Sound Levels G. Overload Protection Although system noise levels can be reduced by modifying Relief valve limit pressure in the system to a prescribed pump design, fluid conditions also play a major part in maximum and protect components from excessive pressure. reducing system noise levels.
Substitutes may result in early failure. Part numbers are Sealing Ring Rotor, vane and shown in the parts drawings listed in Table 1. intra-vane Back-up assembled Repair Kits – Commonly replaced parts are usually provided Ring inside ring and O-ring in the form of a kit (Figure 4).
Section VI – Overhaul A. Service Tools B. Unit Removal Standard Tools WARNING 1. One torque wrench with short extension and sockets. Select appropriate torque wrench according to cover screw Turn off all electrical power and relieve hydraulic specifications noted in Tables 4 and 5. pressure.
11. Pull the shaft group (items 32 through 34) from body F. Assembly (38). If bearing 933) or shaft (34) need replacement, remove retaining ring (32) with retaining ring pliers. Remove bearing Refer to the parts and service drawing listed in Table 1 for (33) from shaft (34) by using an arbor press.
c. Make sure “O” ring (22) and back-up ring (21) are c. Make sure “O” ring (9) and back-up ring (8) are assembled correctly. Position as shown in Figure 8. Apply a assembled in the correct position (Figure 8). small amount of system fluid to screws (24) and thread NOTE screws into cartridge kit.
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31 32 22 21 35 37 Item Description Item Description Screw Cartridge Kit (items 21-30) Mounting Bracket Back-up Ring “O” Ring Screw Sealing Ring Cover Screw Cartridge Kit (items 7-17) Inlet Support Plate “O” Ring Back-up Ring Ring “O” Ring Rotor Sealing Ring Vanes &...
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46 New Lane, Havant Eden Prairie, MN 55344 Hampshire PO9 2NB Telephone: 612 937-7254 England Fax: 612 937-7130 Telephone: (44) 170-548-6451 www.eatonhydraulics.com Fax: (44) 170-548-7110 Form No. 00-000 Copyright Eaton Corporation, 0000 All rights reserved. Printed in U.S.A Printed in U.S.A.