Related Manuals for Eaton Vickers RF Series
Summary of Contents for Eaton Vickers RF Series
- Page 1 ® Vickers Overhaul Manual Pressure Relief Pressure Control Valves Hydro-Cushion Type RF, RG and RT Series RCF, RCG and RCT Series Revised 9/1/87 I-3332-S...
- Page 2 EEaton Hydraulics, Incorporated 2000 All Rights Reserved...
-
Page 3: Table Of Contents
Table of Contents Section Page I. Operating Characteristics ................. . Table 1. -
Page 4: Operating Characteristics
Section I – Operating Characteristics Type ... . Hydro-cushion pressure control valves Operating Pressure ....Maximum 2000 PSI Operating Fluid . -
Page 5: Description
Section II – Description This manual contains operation, service and overhaul provided with an integral check valve, permits reverse free information for Vickers hydro-cushion type pressure control flow from the secondary port to the primary port when the valves. valve is closed. The “R”... -
Page 6: Installation
Section III – Installation The RT, RCT series with threaded connections and the RF, The RG, RCG series gasket mounted valves are teed into RCF series valves with flange connections are usually the supply line. The tee connection is piped to the bottom, installed directly in the supply line. -
Page 7: Operation
Section IV – Operation Figure 2 illustrates the basic operation of the various types of Fluid leakage trapped between the piston and the spool es- valves. The point at which the valve begins to function is capes through the center hole of the spool, into spring cham- determined by the position of the adjusting screw (which ber D, through drain passage E to chamber B and tank, or varies the force exerted by the spring on the spool) referred... -
Page 8: Special Features
Section V – Special Features The normally open spool type, used with a special counter- On the return stroke, trapped fluid under pressure in the balance or decompression control requires a needle valve or primary port holds the valve spool and check valve closed orifice installed between the primary port and the secondary until a small amount of fluid bleeding off through the needle port to accomplish the decompression feature. -
Page 9: Overhaul
Section VI – Overhaul 4. If the spool checks out satisfactorily, remove the bottom cover. Check the pilot piston for burrs or excessive clearance CAUTION in the cover bore. 5. Check the bottom cover for clogged control passages. Before breaking any circuit connections, be certain See Trouble Shooting Table 3. - Page 10 E. Troubleshooting Chart Trouble Possible Cause Remedy Erratic Pressure 1. Foreign matter in the system. Spool Drain, flush and refill system with clean binding in the body bore. fluid. Check spool for excessive wear or burrs. Remove burrs with India Stone. Check body bore for wear or out-of- round.
- Page 11 15151 Highway 5 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...
Need help?
Do you have a question about the Vickers RF Series and is the answer not in the manual?
Questions and answers