McGuire MEDLF Series User Manual Download

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Table of Contents

Page

Precautions

Recognize Precautionary Information ................................................ 1

General Operational Precautions ........................................................ 1

Operational Precautions ...................................................................... 2

Safety Decals ......................................................................................... 4

Placard ................................................................................................... 5

Owner’s/User’s Responsibilities ......................................................... 6

Introduction

General Information .............................................................................. 8

Component Identification ..................................................................... 9

Installation

Installation Precautions ...................................................................... 10

Installation Overview ........................................................................... 11

Flush Mount - Weld On ........................................................................ 12

Ramp Mount - Weld/Bolt On ............................................................... 14

Flush Mount - Bolt On ......................................................................... 16

Ramp Mount - Weld On w/Formed Angle .......................................... 18

Formed Angle ....................................................................................... 20

Ramp and Face Plate ........................................................................... 22

Placard Installation Instructions ........................................................ 24

Operation

Operational Precautions ..................................................................... 25

Operating Instructions ........................................................................ 26

Maintenance

Maintenance Precautions .................................................................... 28

Periodic Maintenance .......................................................................... 29

Adjustments

Spring Adjustment ............................................................................... 30

Troubleshooting

Troubleshooting ................................................................................... 31

Parts

MEDLF-Series ....................................................................................... 32

Torsion Spring Assembly .................................................................... 34

Operating Links .................................................................................... 35

Bumpers .............................................................................................. 38

Miscellaneous

Customer Information ......................................................................... 41

Warranty ................................................................................ Back Cover

Summary of Contents for MEDLF Series

Page 1: ...No 4111 0026 Feb 2019 MEDLF Series Dock Leveler A Division of Systems LLC McGuire Division of Systems LLC W194 N11481 McCormick Drive Germantown WI 53022 800 624 8473 fax 262 255 5917 www wbmcguire c...

Page 2: ...1 Flush Mount Weld On 12 Ramp Mount Weld Bolt On 14 Flush Mount Bolt On 16 Ramp Mount Weld On w Formed Angle 18 Formed Angle 20 Ramp and Face Plate 22 Placard Installation Instructions 24 Operation Op...

Page 3: ...ding lead which are known to the State of California to cause cancer or birth defects or other reproductive harm For more information go to www P65Warnings ca gov Safety Alert Symbol The Safety Alert...

Page 4: ...of it Keep hands and feet clear of pinch points Avoid putting any part of your body near moving parts Chock restrain all transport vehicles Never remove the wheel chocks or release the restraining de...

Page 5: ...tions Do not use dock leveling device if transport vehicle is too high or too low Do not overload the dock leveling device Do not operate any equipment while under the influence of alcohol or drugs Do...

Page 6: ...rame supports the ramp before driving on ramp 1751 0730 Rev B Unsupported dock leveler ramps can lower unexpectedly Before allowing vehicle to leave the dock always Ensure no equipment material or peo...

Page 7: ...ls or engage vehicle restraint and set parking brakes before operating dock leveler or beginning to load or unload Before activating dock leveler check to make sure the transport vehicle is positioned...

Page 8: ...e interface between the loading dock and the transport vehicle The owner user should therefore train and instruct all operators in the safe operation and use of the loading dock equipment in accordanc...

Page 9: ...duct warranty the dock safety equipment must have been properly installed maintained and operated in accordance with all manufacturer s recommendations and or specified design parameters and not other...

Page 10: ...a maximum operating range of 5 above or below dock Mechanically operated edge of dock levelers are the largest selling edge of dock levelers in the industry Careful engineering and rugged constructio...

Page 11: ...age and all components Report any missing or damaged items immediately and note on the shipping Bill Of Lading BOL INTRODUCTION A Lip Plate B Center Plate C Hinge Area D Lifting Lever E Extend Link Ar...

Page 12: ...nings and barricade the work area at dock level and ground level to prevent unauthorized use of the dock leveler before installation has been completed Only trained installation professionals with the...

Page 13: ...tion instructions on pages 12 24 for different installation types and all steps Figure 5 Springs must be adjusted after install to ensure correct operation and preserve unit warranty Securely block or...

Page 14: ...and end to dock steel 5 Position bump blocks out approximately 5 8 from the edge of the inside flange of the bump block to the end of the base plate This will allow for vertical welding of both the ba...

Page 15: ...en in vertical positions Lack of proper bracing can result in ramp dropping during adjustment or installation Flush Mount Weld On continued INSTALLATION Note 1 Top of base plate to be 1 4 below top of...

Page 16: ...Complete bumper install a Apply continuous weld across top of each bumper Skip welding is acceptable to prevent warpage but complete weld must be completed b Plug weld mounting holes to imbed or dril...

Page 17: ...l 2 Apply continuous bevel weld across both bumpers and length of base plate 3 To figure ramp plate length need 12 ramp for every 1 1 2 of rise to ramp Securely block or support ramp and lip when in v...

Page 18: ...vary with ramp plate thickness Mark centers of holes in bump block flanges 9 Drill 5 8 dia by 5 deep holes at center marks Reposition bump blocks insert anchor bolts with washers and tighten securely...

Page 19: ...ons Lack of proper bracing can result in ramp dropping during adjustment or installation Flush Mount Bolt On continued INSTALLATION Note 1 Top of base plate and bumper cover plate to be flush with top...

Page 20: ...the base plate Tack weld bump blocks to dock steel 7 Place steel ramp plate in position flush with top backside of base plate Mark along full length of back edge of ramp plate Slide ramp plate forwar...

Page 21: ...r installation Ramp Mount Weld On w Formed Angle continued INSTALLATION Note 1 Top of base plate and bumper cover plate to be flush with top of ramp plate 2 Apply continuous bevel weld across both bum...

Page 22: ...approximately 2 5 Place brushing tool on marked line at each end of formed angle to ensure proper alignment at both ends A Skil Roto Hammer 736 or similar tool is recommended 6 Using the back edge of...

Page 23: ...21 4111 0026 Feb 2019 2019 Systems LLC Note 1 Secure formed angle with 18 anchor bolts 9 each side Formed Angle continued INSTALLATION Figure 10...

Page 24: ...forward edge of ramp plate should be flush with dock face 6 Mark along full length of back edge of ramp plate Slide ramp forward the width of bushing tool approximately 2 7 Place bushing tool on mark...

Page 25: ...Feb 2019 2019 Systems LLC Note 1 Secure formed angle with 18 anchor bolts 9 each side 2 Apply continuous fillet weld across entire length of face plate and ramp Ramp and Face Plate continued INSTALLAT...

Page 26: ...view of dock leveler and or vehicle restraint operations Suggested placement of placard is near control box attached to electrical conduit by using nylon cable tie If there is no control box present m...

Page 27: ...ons Stay clear of dock leveler and vehicle restraint when transport vehicle is entering or leaving dock area DO NOT move or use the dock leveler or restraint if anyone is under or in front of leveler...

Page 28: ...past vertical Lip plate extend link arm will engage at this time See Figure 14 c Push forward on operating handle against the rivet rotating leveler out onto transport vehicle bed See Figure 15 d Retu...

Page 29: ...27 4111 0026 Feb 2019 2019 Systems LLC This page intentionally left blank OPERATION...

Page 30: ...er plate Figure 16 A B Figure 17 It is recommended and good safety practice to use an additional means to support the dock platform and lip anytime when physically working in front of or under the doc...

Page 31: ...for more than 1 of wear Replace worn loose damaged or missing bumpers Quarterly Maintenance Perform Weekly Maintenance Inspect welds for cracks or damage and inspect lip and rear hinge pins Repair or...

Page 32: ...djustment Instructions 1 Lift and secure leveler in full upright position and install handle A in maintenance prop receiver B as shown on page 28 2 Remove nut C from hex bolt D 3 Place an adjustable w...

Page 33: ...tomer order number CO It is recommended and good safety practice to use an additional means to support the dock platform and lip anytime when physically working in front of or under the dock leveler T...

Page 34: ...32 4111 0026 Feb 2019 2019 Systems LLC 7 MEDLF Series PARTS...

Page 35: ...Assembly 7303 0106 7220 25 Center Plate Hinge Assembly 7303 0107 7230 Center Plate Hinge Assembly 7303 0108 7235 Center Plate Hinge Assembly 7303 0109 7820 25 Center Plate Hinge Assembly 7303 0110 78...

Page 36: ...et w Guide 3 1 DOTH 3679 HL Torsion Tube Assembly 4 1 DOTH 3676 HL Torsion Bar Assembly 5 1 DOTH 2509 Spring Torsion 6 1 DOTH 3316 Bar Pivot 7 3 DOTH 2033 HHCS Grade 2 Zinc Plated 8 3 DOTH 2121 Nylon...

Page 37: ...Y ITEM NL OPERATING LINK ASSEMB DOTH 3726 1 1 NLIII OPERATING LINK ASSEM DOTH 3696 1 2 NLIII ROLLER ARM ASSEMBLY PIPE DOTH 3834 1 3 1 2 3 1 2 PARTS Operating Links Item Quantity Part Number Descriptio...

Page 38: ...tion DOTH 3871 NLIII Operating Linkage 35K 84 wide units 1 1 DOTH 3316 Pivot Base Plate 2 2 DOTH 3317 Bar Base Plate 3 1 DOTH 3870 NL Operating Link Arm 35 K 4 2 DOTH 2061 Shoulder Bolt 3 8 16 UNC 1 1...

Page 39: ...37 4111 0026 Feb 2019 2019 Systems LLC This page intentionally left blank PARTS...

Page 40: ...1 DOTH 3544 12 Bumper Block Weldment Bumpers 4 x 12 x 13 Item Quantity Part Number Description DKIT 3540 Rubber Bumper and Hardware Kit 2 1 DOTH 3505 Molded Rubber Bumper 4 x 12 x 13 3 4 DOTH 2056 Hex...

Page 41: ...H 3844 18 Bumper Block Weldment Bumpers 4 x 10 x 18 optional Item Quantity Part Number Description DKIT 3541 Rubber Bumper and Hardware Kit 2 1 DOTH 3559 Molded Rubber Bumper 4 x 10 x 18 3 4 DOTH 2056...

Page 42: ...ing optional Item Quantity Part Number Description DBBS 3543 12 Sliding Bumper Block Assembly Complete 1 1 DOTH 3544 12 BB Weldment 2 2 DOTH 3514 Angle 12 BB Slide 3 2 DOTH 3515 Bar BB Sliding Stop 4...

Page 43: ...on to help identify the item ordered Do not use item numbers These are only for locating the position of the parts Always give dock leveler MODEL NUMBER and or SERIAL NUMBER For service call or contac...

Page 44: ...of maintenance Periodic lubrication adjustment and inspection in accordance with all manufacturers recommendations are the sole responsibility of the Owner User In the event of a defect as determined...

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