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Operation and Maintenance Manual
Enerpac RP70A
Hydraulic Rail Puller/Stressor
Document Number: L4578
Document Revision: F
Document Revision Date: 08-AUG-2024
Document Language: ENGLISH EN
To reduce the risk of injury, user must read and understand this document before use.
Distributed by Worlifts
Tele: 0121 460 1113
Email: rail@worlifts.co.uk
www.worlifts.co.uk
Pull: 70 Tons
Stretch: 45 Tons
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Summary of Contents for Enerpac RP70A
- Page 1 Distributed by Worlifts Tele: 0121 460 1113 Email: rail@worlifts.co.uk www.worlifts.co.uk Operation and Maintenance Manual Enerpac RP70A Hydraulic Rail Puller/Stressor Document Number: L4578 Document Revision: F Document Revision Date: 08-AUG-2024 Document Language: ENGLISH EN Pull: 70 Tons Stretch: 45 Tons To reduce the risk of injury, user must read and understand this document before use.
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Page 3: Warranty
ABOUT US WARRANTY NAMEPLATE AVAILABLE LANGUAGES L4578_f... -
Page 4: Table Of Contents
7.1 FEATURE DIAGRAM ..........................7 7.2 SPARE PARTS ............................7 7.3 GENERAL DESCRIPTION ........................8 8. TECHNICAL PRODUCT DATA ........................8 8.1 RP70A CAPABILITIES ........................... 8 8.2 DIMENSIONAL CALLOUT ART ......................9 8.3 DIMENSIONAL TABLE .......................... 9 9. OPERATION ..............................10 9.1 SIDE LOAD ............................ -
Page 5: Safety
1. Safety 1.1 Safety Precautions WARNING Failure to observe and comply with the following precautions could result in death or serious personal injury. Property damage could also occur. DANGER WARNING CAUTION NOTICE L4578_f... - Page 6 NOTICE Failure to observe and comply with the following precautions could result in property damage and/or void the product warranty. CAUTION Failure to observe and comply with the following precautions could result in minor or moderate personal injury. Property damage could also occur. L4578_f...
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Page 7: Compliance
4. Transport, Load- 2.1 Compliance Statements ing and Unloading 70 Ton Hydraulic Rail Puller/Stressor of the System Model RP70A NOTICE CAUTION 3. Intended Use When lifting one clamp with only arms attached, watch out for the rotation of the arms because these can fall when they rotate unintended. -
Page 8: Hoses Connection
6. Hoses Connection NOTICE NOTICE NOTICE WARNING Careless handling of hydraulics can cause serious injuries. L4578_f... -
Page 9: Features & Components
7. Features & Components 7.1 Feature Diagram PULLING MODE Clamp close up view STRECHING MODE Figure 2: Major Features and Components of RP70A 7.2 Spare Parts NOTICE L4578_f... -
Page 10: General Description
There is a risk of ice accretion at temperatures below 0ºC. If ice has accreted on machine components, they cannot be used since they may lock up. Consult Enerpac if you want to apply the system by Figure 3: Pulling Mode Top View other temperatures. -
Page 11: Dimensional Callout Art
8.3 Dimensional table CYLINDER FEATURES Dimension WEIGHTS Item Weight Can be carried by... 8.2 Dimensional Callout Art A / L K / M Figure 5: RP70A Dimensions L4578_f... -
Page 12: Operation
Side load is not permitted for hydraulic rail puller/ stressor. 9.3 Inspect the parts 9.2 Initial Setup 9.2.1 Hoisting Instructions Figure 6: RP70A parts 9.4 Assemble the System WARNING Follow the safety measures as given in Section 1 of this manual. - Page 13 9.4.2 Install the swing arms on the clamps WARNING Do not use this tool if the rail grips are seized L4578_f...
- Page 14 9.4.3 Connect the hydraulics Figure 7: RP70A Couplers Connection 9.4.4 Pulling configuration 1800 mm NOTICE NOTICE NOTICE L4578_f...
- Page 15 9.4.5 Stretching Configuration NOTICE WARNING Do not operate if the clamp assemblies are not square to the rail. WARNING Do not operate if the rails are without this range. L4578_f...
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Page 16: Execute An Operation
Serious personal injury and property damage could result if stressor strikes persons or objects in its path. WARNING Keep hands and feet away from cylinder and workpiece during operation. WARNING Use the safety measures as given in Section 1. 9.5.1 Pulling and stretching WARNING Do not exceed the rated input pressure as given in Section 7.1. -
Page 17: Storage
Storage Maintenance 10.1 System NOTICE NOTICE NOTICE 11.1 Rules to be observed for main- tenance Short term storage: NOTICE Long term storage: NOTICE 10.2 Hydraulic hoses Diameter er Figure 8: Hose bracket L4578_f... -
Page 18: Lubrication And Cleaning
11.2 Lubrication and cleaning Clamp close up view Figure 9: Lubrication Points 11.3 Dismantling the system L4578_f... -
Page 19: Parts List
Parts List 12.1 Clamp Figure 10: Clamp Main Components Repair Parts List, Figure 10 Item Description Qty. Part number L4578_f... -
Page 20: Extension Strip
12.2 a Extension Strip Figure 11: Extension Strip Main Components Repair Parts List, Figure 11 Item Description Qty. Part number L4578_f... -
Page 21: Extension Strip Short
12.2 b Extension Strip Short Figure 12: Extension Strip Main Components Repair Parts List, Figure 12 Item Description Qty. Part number L4578_f... -
Page 22: Gripper Arm
12.3 Gripper Arm Figure 13: Gripper Arm Main Components Repair Parts List, Figure 13 Item Description Qty. Part number L4578_f... -
Page 23: Cylinder
12.4 Cylinder Figure 14: Pull Cylinder Main Components (first view) Repair Parts List, Figure 14 Item Description Qty. Part number L4578_f... - Page 24 NOTES Secure with Loctite 222. Torque with 6 Nm. 1/4 NPTF threads. Use Loctite 542 or te on tape. Torque 35-40 Nm. 3/8 NPTF threads. Use Loctite 542 or te on tape. Torque 40-50 Nm. 3/8 NPTF threads. Use Loctite 542 or te on tape. Torque 70-80 Nm. 3/8 NPTF threads.
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Page 25: Troubleshooting
Repair Parts List, Figure 15 Item Description Qty. Part number Troubleshooting Troubleshooting Guide Symptom Possible Cause Solution L4578_f... -
Page 26: Appendix - Torque Settings
Appendix - Torque Settings Course Fine Course Fine Pitch Pitch Pitch Pitch (Nm) [Nm] (Nm) [Nm] (Copper- (Copper- (Copper (Copper Nominal Strength Nominal Strength grease) grease) Grease) Grease) Size Class Size Class 0.08 0.08 0.08 0.08 L4578_f... - Page 27 NOTES ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________...
- Page 28 © 2024 Enerpac Tool Group, All Rights Reserved. www.enerpac.com...
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