Related Manuals for Eaton Vickers CG-03 Series
Summary of Contents for Eaton Vickers CG-03 Series
- Page 1 ® Vickers Overhaul Manual Relief Valves Balanced Piston Relief Valves CG/CS/CS5-03/06/10 Series CT/CT5/CG5-06/10 Series ® Revised 1/1/85 I-3300-S...
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Page 2: Table Of Contents
Table of Contents Section Page Introduction ..................A. -
Page 3: Introduction
Section I – Introduction A. Purpose Of Manual Parts & Installation Model Service Drawing This manual describes operational characteristics, mainte- Drawing nance requirements, and overhaul information for Vickers CG-06-**-20 I-3302-S balance piston relief valves. The information contained here- CG-06-**-40 I-3306-S in pertains to the latest design series as listed in Table 1. -
Page 4: Model Code
Model Code Pressure Range Multi-fluid capability Valve size B - 125-1000 PSI (Viton Seals) 03 - 3/8 inch C - 500-2000 PSI 06 - 3/4 inch F - 1500-3000 PSI 10 - 1 1/4 inch Relief valve Vent Pressure Spool function - High vent (Pilot stage models only) Omitted- Standard &... -
Page 5: Principles Of Operation
Section III – Principles of Operation A. Pressure Relief When the system pressure drops below the valve setting,the poppet reseats. Control flow through orifice C stops and Figure 1 illustrates the basic valve operation. The valve pres- pressures in chambers A and B are again effectively sure setting is determined by the adjusting screw position equalized. -
Page 6: Installation
Section IV – Installation A. Installation Drawings C. Piping And Tubing The installation drawings listed in Table 2 will show installa- 1. All pipes and tubing must be thoroughly cleaned tion dimensions, port locations and operating parameters. before installation. Recommended methods of cleaning are Manifold, subplate and bolt kit information is also included. -
Page 7: Adding Fluid To The System
C. Adding Fluid to the System E. Overload Protection When hydraulic fluid is added to replenish the system, pour it A relief valve must be installed in the system as close to the through a fine wire screen (200 mesh or finer). DO NOT use pump as possible. -
Page 8: Overhaul
Section VI – Overhaul A. Unit Removal 4” Roll Steel or Drill Rod CAUTION Before breaking a circuit connection, make certain Deburr Rod Edges that power is off and system pressure has been See table for (4 places) released. Lower all vertical cylinders, discharge Rod Diameter Flat Surface accumulators, and block any load whose movement... -
Page 9: Disassembly (C*5 Models)
4. Turn knob (1) counterclockwise and remove knob NOTE from valve cover (14). This manual does not cover the repair and/or over- NOTE haul of solenoid operated directional valves. If the directional valve causes the relief valve to become An adjusting screw replaces the knob on C*5 inoperative, obtain the necessary parts and service models.) information for directional valves. - Page 10 (1) Knob (12) Seat (2) Locknut (13) Screw (3) Retainer (14) Cover (4) Spacer (15) Seal (5) Plunger (16) Spring (Omitted on C*-H06-**-50 model) (6) Seal (17) Spring (High-vent V’ models) (7) Spring (18) Piston (8) Poppet (19) Seat (9) Plug (20) Sleeve (High-flow ’H’...
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Page 11: Assembly
7. If seat (19) was removed during disassembly, make 5. Slide piston (18) back and forth within the body bore. Also rotate the piston 360°to make sure piston movement is sure inside of body (21) is clean and free from damage. free and without bind. - Page 12 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...
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