background image

 

MSD 7R SHEARS

 

Maintenance

 Section 5 Page 13 

Always replace bolts and nuts with the same size 
and class of fastener. Inferior fasteners can fail and 
cause injury or death and damage to the equip-
ment.

SIZE

FT-LBS

N-M

M10 x 1.5

53

72

M12 x 1.75

92

125

M14 x 2

146

198

M16 x 2

224

305

M20 x 2.5

435

590

M24 x 3

752

1020

M30 x 3.5

1511

2050

METRIC CLASS 10.9

DRY BOLT TORQUE CHARTS

It is preferred to apply torque to the nut rather than 
the bolt head wherever possible.

METRIC CLASS 12.9

SIZE

FT-LBS

N-M

M10 x 1.5

64

87

M12 x 1.75

110

150

M14 x 2

177

240

M16 x 2

269

365

M20 x 2.5

523

710

M24 x 3

899

1220

M30 x 3.5

1806

2450

NOTICE

Summary of Contents for MSD7R

Page 1: ...MSD7R Mobile Shears Part Number T129905 Safety Operation Maintenance Manual...

Page 2: ...nt to know the correct operating procedures of the attachment and all safety precautions to prevent the possibility of property damage and personal injury The LaBounty attachment has been designed and...

Page 3: ...4OPERATION Before You Start 4 2 First Things First 4 2 Safety Devices You ll Need 4 2 General Rules for Safe Operation 4 3 Getting the Feel of the Attachment 4 4 Feathering the Controls 4 4 SECTION 5...

Page 4: ...re Parts List 5 25 Service and Maintenance Procedures 5 26 SECTION 6 SCHEDULED MAINTENANCE Upper Shear Build Up and Hardsurfacing 6 2 Lower Shear Build Up and Hardsurfacing 6 4 Main Pivot Adjustment 6...

Page 5: ...Introduction to Safety Section 1 Page 1 MSD 7R SHEARS SECTION 1 INTRODUCTIONTO SAFETY Introduction 1 2 Understand Signal Words 1 2 Safety Summary 1 3 Attachment Decals 1 4...

Page 6: ...sure that you understand all controls and operating instructions before attempting to operate this equipment Failure to follow the safety precautions can result in personal injury death or property d...

Page 7: ...ilroad rail Brittle material breaks or shatters instead of shearing The material being processed could become a projectile and cause injury or death DO NOT process any material in any position that ma...

Page 8: ...g fluid under pressure can penetrate the skin causing serious injury Relieve pressure before unhooking hydraulic or other lines Tighten all connections before applying pressure Keep hands and body awa...

Page 9: ...ntroduction to Safety Section 1 Page 5 MSD 7R SHEARS STANLEY LABOUNTY BRAND DECALS REPLACEMENT DECALSAVAILABLE UPON REQUEST SAFETY FIRST DECAL PART NUMBER 503590 INCLUDEDWITH MANUALS ATTACHMENT DECALS...

Page 10: ...59 fax 218 834 3879 www stanleyhydraulic com Made in the U S A with Global Materials Attachment Model Serial Number Year of Manufacture Weight GREASE U S PATENT NUMBERS EPO PATENT NUMBERS 5 474 242 7...

Page 11: ...MSD 7R SHEARS About the Attachment Section 2 Page 1 SECTION 2 ABOUTTHEATTACHMENT Model Description 2 2 Features 2 2 AttachmentTerms 2 3 Attachment Glossary 2 4...

Page 12: ...provides easy accurate cutting at all angles High tensile high alloy abrasion resistant steel construction assures long uninterrupted service even in the harshest conditions The main pivot shaft of e...

Page 13: ...R SHEAR NOSE PLATE MOUNTING BRACKET MAIN PIVOT GROUP PRIMARY BLADES UPPER SHEAR SHEAR STICK SHEAR BODY FRONT CYLINDER PIN GUIDE BLADE PIERCING TIP FRONTWEAR PLATE FAR SIDE REMOVABLE COVER PLATE REAR C...

Page 14: ...tion assembly The crossover is preset at the factory and must not be tampered with Flow Control A hydraulic component used in a rotating shear that meters out the hydraulic fluid from the rotation mot...

Page 15: ...ear The rear cylinder pin must be Pin greased according to the instructions in this manual Rotation Hydraulic drive assembly allows full 360 continuous rotation of the shear This option gives greater...

Page 16: ...TION Shear Mounting for Skidsteer Mounts 3 2 Shear Mounting for Stick Mounts 3 2 Sheer Removal for Stick Mounts 3 3 Electrical Installation 3 4 Hydraulic Installation 3 5 Hydraulic Connection Examples...

Page 17: ...ng bracket facing away from the cab Figure 3 3 2 Remove the bucket or other attachment following the manufacturer s recommended procedure For second member or boom mounts the stick will also need to b...

Page 18: ...ully retract the bucket cylinder after it is de tached from the shear mounting bracket figure 3 6 4 CAREFULLY remove the hydraulic lines from the shear Trapped hydraulic pressure may be present after...

Page 19: ...iagram figures 3 8 and 3 9 below for your type of mount 1 Install an electrical switch single pole single throw momentary type inside operators cab This could be either a push button toggle or foot sw...

Page 20: ...4 diameter case drain line 3 Lift the boom and slowly engage the rotate function and open and close functions Watch for hydraulic oil leaks and interference 4 Follow the hydraulic start up procedure a...

Page 21: ...MSD 7R SHEARS Page 6 Section 3 Installation HYDRAULIC CONNECTION EXAMPLE 1 FIGURE 3 11 CASE DRAIN ADDON AUXILIARY COUPLINGS FRONTVIEWOF LOADER TOPVIEWOF MOUNTING BRACKET CASE DRAIN SUPPLY LINES...

Page 22: ...ction 3 Page 7 MSD 7R SHEARS CASE DRAIN SHEAROPEN SHEAROPEN SHEAR CLOSE SHEAR CLOSE ROTATION SUPPLY ROTATION SUPPLY CASE DRAIN FRONTVIEWOF LOADER TOPVIEWOF MOUNTING BRACKET HYDRAULIC CONNECTION EXAMPL...

Page 23: ...age 8 Section 3 Installation HYDRAULIC CONNECTION EXAMPLE 3 FIGURE 3 13 FRONTVIEWOF LOADER TOPVIEWOF MOUNTING BRACKET CASE DRAIN SHEAROPEN SHEAR CLOSE SHEAR CLOSE SHEAROPEN CASE DRAIN ROTATION SUPPLY...

Page 24: ...ge 9 MSD 7R SHEARS FRONTVIEWOF LOADER CASE DRAIN ADDON AUXILIARY COUPLINGS ADDON STANDARD AUXILIARY COUPLINGS CASE DRAIN SUPPLY LINES SHEAROPEN SHEAR CLOSE HYDRAULIC CONNECTION EXAMPLE 4 FIGURE 3 14 T...

Page 25: ...ressure on the cylinder at the end of its stroke To prevent damage to the hydraulic systems the base machine hydraulic fluid must be kept at proper levels To check the fluid level open the shear jaw c...

Page 26: ...ation Section 4 Page 1 SECTION 4 OPERATION BeforeYou Start 4 2 FirstThings First 4 2 Safety DevicesYou ll Need 4 2 General Rules for Safe Operation 4 3 Getting the Feel of the Attachment 4 4 Featherin...

Page 27: ...FIRST 1 Ensure all safe viewing distance decals are installed and legible contact LaBounty for replacements as required 2 Have a DAILY Safety Dialog with all those with whom you work Inform them of an...

Page 28: ...a Falling Objects Protection Structure be installed surrounding the excavator cab for all material handling applications 4 The attachment is for processing materials DO NOT use the attachment for unap...

Page 29: ...the Getting Started Safely section of this manual and understand it The fluid nature of hydraulic power requires a special operating approach to the shear that can be described as a smooth even techn...

Page 30: ...st 5 7 GeneralTroubleshooting Checklist 5 8 Cutting PerformanceTroubleshooting Guide 5 9 Shear Lubrication 5 12 BoltTorque Specifications 5 13 BoltTorque Guidelines 5 14 Dry BoltTorque Charts 5 15 Gui...

Page 31: ...EDURES Before attempting any maintenance procedure read the entire Safety Manual carefully If any question arises regarding a safety or maintenance procedure contact your LaBounty dealer For the neare...

Page 32: ...ades Measure blade gap rotate replace and shim blades according to procedures in this manual Upper Shear Inspect piercing tip wear plate and upper Refer to manual for build up hardsurface or replaceme...

Page 33: ...mounting bracket _______ 4 Inspect connecting pins and pin retaining hardware _______ a Boom pivot pin of mounting bracket _______ b Cylinder connection pin of mounting bracket _______ c Front shear...

Page 34: ...range _______ 2 Inspect upper shear _______ a Build up and hardsurface piercing tip _______ b Repair wear area _______ c Build up and hardsurface upper _______ 3 Inspect lower shear _______ a Build u...

Page 35: ...l turntable bearing bolts and replace any that are loose or damaged _______ 2 Grease the turntable bearing refer to the Rotator Maintenance section for instructions _______ 3 Inspect the rotation hydr...

Page 36: ...ks weld cracks and excessive wear LOWER SHEAR a Nose Plate Inspect for weld failure and excessive wear b Blade Seats Inspect for material cracks weld failure and excessive wear c Guide Blade Seat Insp...

Page 37: ...seal bypass c Hydraulic lines are kinked d Hydraulic swivel seal bypass i Check the flow to the attachment and compare with the recommended flow see hydraulic letter for attachment ii Check for exces...

Page 38: ...Perform build up and hardsurfacing on lower shear refer to maintenance procedures 6 Blade gap is uneven a Non LaBounty blades being used b Debris in blade seat behind blades c Inconsistent amount of...

Page 39: ...ion See figure 5 1 Use premium grease No 2EP or equiva lent Grease fitting locations are indicated by GREASE decals on the shear LOCATIONON SHEAR NUMBEROF SHOTS 1 One in cylinder rod end 6 2 One in cy...

Page 40: ...once and then replaced 4 Check all shear connecting pins and pin retaining bolts daily to ensure that they are in place and properly secured Pins that must be checked are a Main Pivot b Cylinder Rod...

Page 41: ...sure bolts nuts and bolt holes are free of dirt oil grease and other contaminants 3 If necessary use the Capscrew Size Guide on this page to help determine the size of the bolt being in stalled 4 Use...

Page 42: ...M10 x 1 5 53 72 M12 x 1 75 92 125 M14 x 2 146 198 M16 x 2 224 305 M20 x 2 5 435 590 M24 x 3 752 1020 M30 x 3 5 1511 2050 METRIC CLASS 10 9 DRY BOLT TORQUE CHARTS It is preferred to apply torque to th...

Page 43: ...provided for shimming out the guide blade Four 4 are 0 023 0 53 mm thick one 1 is 0 12 3 mm thick 3 When five 5 shims have been placed between the guide blade and seat the guide blade can then be tur...

Page 44: ...tion will extend the life of the blades however maintaining the close tolerance blade gap is not as important Never operate a shear when the blades have rounded to a 1 4 6 4 mm radius of more Maintain...

Page 45: ...blades should be fairly even or the entire span of the blades Keep hands away while moving the upper shear Do not move upper while checking blade gap with feeler gauge 3 The amount of shims that are i...

Page 46: ...reduce the chances of having the hardsurfacing material crack LaBounty recommends using Amalloy 814 rod or equivalent for hardsurfacing Do not use stainless hardsur face rod for LaBounty applications...

Page 47: ...h may develop into major structural failures 8 Check temperature frequently to maintain 300 400 F 150 200 C DO NOT exceed 450 F 230 C 9 NEVER operate a shear following repairs without first allowing i...

Page 48: ...a gap indicating how much build up is required see figures 5 8 and 5 9 2 Clean all dirt and grease from area to be built up 3 Preheat the area to be built up and the surround ing area to 300 400 F 15...

Page 49: ...llowing process 1 Place the shear in a horizontal position and block it up about 18 high or preferred working height Use a straight edge on the inside of the shear blades and on the guide blade see fi...

Page 50: ...ach pass of weld to relieve stress Grind off in line with cutting edges 7 Hardsurface the top side of lower 1 2 38 50 mm wide figure 5 12 using the same preheating welding and peening procedure Be sur...

Page 51: ...c every 80 hours 5 The hydraulic manifold is equipped with a diag nostic nipple to check the pressure coming from the base machine Maintaining proper operating pres sure will result in optimum cutting...

Page 52: ...the shear BLADE ASSEMBLY Cutting blades Guide blade All bolts and washers used to fasten blades Blade shims for lower shear blades not supplied with new blades HYDRAULIC ASSEMBLY All hydraulic hoses...

Page 53: ...l is gap exceeds 030 75mm Check cutting blade gap refer to manual is gap exceeds 030 75mm Inspect hoses for wear and potential failure Inspect cylinder for leaks If rotator equipped Grease turntable b...

Page 54: ...MSD 7R SHEARS Scheduled Maintenance Section 6 Page 1 SECTION 6 SCHEDULED MAINTENANCE Upper Shear Build Up and Hardsurfacing 6 2 Lower Shear Build Up and Hardsurfacing 6 4 Main Pivot Adjustment 6 6...

Page 55: ...much build up is required see figure 6 1 2 Clean all dirt and grease from area to be built up 3 Remove all existing hardsurfacing by grinding down to the base metal before beginning build up and hard...

Page 56: ...des Repeat steps 3 and 4 to buildup this area see figure 6 3 8 To hardsurface the area from behind the pierc ing tip to approximately the midpoint of the primary blade apply 3 or 4 beads of Amalloy 81...

Page 57: ...e nose plate figure 6 5 Use a square or straight edges as on the upper shear to determine build up requirements on the top side of the lower shear 2 Clean all dirt and grease from area to be built up...

Page 58: ...oximately at the midpoint of the primary blade Stagger the ends of the welds DO NOT end welds within 1 25 mm of bolt holes DO NOT undercut ends of weld Taper ends of welds into parent material with gr...

Page 59: ...ut and remove the locknut 4 Place a chain around each end of the upper shear to an overhead hoist or forklift Put some type of protec tion between the chain and the blades on the upper 5 Raise the upp...

Page 60: ...TION 7 ROTATOR MAINTENANCE The Rotator 7 2 BoltTorquing 7 3 Turntable Bearing Lubrication 7 4 Turntable Bearing Lubricants 7 4 Hydraulic Requirements 7 5 Crossover Relief Flow Control Manifold 7 5 Cas...

Page 61: ...reaking material Use of the rotation feature for any other purpose may damage the rotation components and may compromise the shear warranty The rotation circuit consists of a hydraulic motor driving a...

Page 62: ...olts and nuts with the same size and class of fastener Replacement fasteners can be ordered from your dealer or from the LaBounty Parts Department to ensure the correct part is used Unless otherwise s...

Page 63: ...tickers to locate the fittings It is recommended to rotate bearing while greasing in order to uniformly distribute the grease and to most effectively flush out the old grease and contaminants The bear...

Page 64: ...e to govern pressure at both motor ports The valves have been adjusted at the factory to provide optimal performance of the rotation motor The flow control valves meter out flow from the rotation moto...

Page 65: ...ressure Contact the LaBounty Service Department for the procedure for performing this check Diagnostic fittings require a Parker PD series coupler on gauge CASE DRAIN A case drain is required because...

Page 66: ...or ii Check cartridge valve seals for damage i Replace or reseal the hydraulic motor ii To check remove the case drain line and measure the amount of flow out of the case i Check base machine hydrauli...

Page 67: ...machine hydraulic system 4 Rotation erratic a Crossover relieve valve cartridge is faulty b Flow control valve cartridge is faulty c Valve spool sticking in valve supplying oil d Faulty electrical si...

Page 68: ...Department 2 A factory issued Return Material Authorization tag RMA must accompany returned product 3 Returned product found deficient by Stanley LaBounty will be replaced or repaired without charge F...

Page 69: ...T129905 v2 2011 The STANLEY and LABOUNTY names and logos are registered trademarks of Stanley Solutions...

Reviews: