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I-3332-S

Revised 9/1/87

Pressure Control Valves
Hydro-Cushion Type

RF, RG and RT Series
RCF, RCG and RCT Series

Vickers

®

Pressure Relief

Overhaul Manual

Summary of Contents for Vickers RCF Series

Page 1: ...I 3332 S Revised 9 1 87 Pressure Control Valves Hydro Cushion Type RF RG and RT Series RCF RCG and RCT Series Vickers Pressure Relief Overhaul Manual...

Page 2: ...2 EEaton Hydraulics Incorporated 2000 All Rights Reserved...

Page 3: ...ble 1 Installation and Parts Drawings 4 Table 2 Model Code Breakdown 4 II Description 5 Figure 1 5 III Installation 6 Figure 2 6 IV Operation 7 V Special Features 8 Figure 3 8 VI Overhaul 9 A Disassem...

Page 4: ...low Installation F Flange connected G Gasket mounted T Threaded connections Pressure Rating A 75 250 PSI with pilot piston B 125 500 PSI with pilot piston D 250 1000 PSI with pilot piston F 500 2000 P...

Page 5: ...s are designated as Types 1 2 3 and 4 Each type is available with or without the integral check valve permitting reverse free flow TYPE 1 is internally drained and directly operated It is used as a re...

Page 6: ...depending on the application and type of valve used The RG RCG series gasket mounted valves are teed into the supply line The tee connection is piped to the bottom or pressure port in the subplate or...

Page 7: ...the pressure setting of the valve When the primary pressure decreases compression of the spring overcomes the hydraulic force effective on the piston and spool closes blocking flow to chamber B Fluid...

Page 8: ...Valve installed between the Gage Ports Primary Port outlet to ram or control return flow Normally open Spool Type O Auxiliary Control Type P Control Pressure Port 2 Orifice of size required drilled in...

Page 9: ...ng Table 3 For complete disassembly See Figure 4 remove the valve from the installation Dismantle in the same order as the key index numbers assigned to the exploded view B Reassembly 14 Reassemble in...

Page 10: ...ain spool plugged 3 Main spool stuck in open position 4 Control piston binding in up position Readjust valve to proper setting Remove spool Blow out hole with fil tered compressed air Remove spool Che...

Page 11: ...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 2NB Englan...

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