“MEDLF” SERIES Owner/User Manual
Contents
1. 22 Troubleshooting Troubleshooting r mA sa Ce eee eee eee b ma Bud 23 Parts SENES LJ eee 24 Torsion Spring Components 26 Bumper Components una R sekk kn 28 Sliding Bumper Components 29 Miscellaneous Customer nformation 31 VEST a n r hin Back Cover Manual No 4111 0026 Sept 2009 SAFETY Recognize Safety nformation General Operational Safety Safety Alert Symbol Precautions The Safety Alert Symbol identifies important safety messages on equipment safety signs in manuals or elsewhere When you see this symbol be alert to the possibility of personal injury or death Follow Read and understand the operating instructions and the instructions in the safety message become thoroughly familiar with the equipment and its controls before operating the dock leveler Never operate a dock leveler while a safety device or guard is removed or disconnected The use of the word DANGER signifies the Never remove DANGER WARNING or CAUTION presence of an extreme hazard or unsafe practice signs or decals on the equipment unless replacing which will most likely result in severe injury or them death The use of the word WARNING signifies the presence of a serious hazard or unsafe practice which may result in serious injury or death The use of the word CAUTION signifies possibl2. ayejd seq qo SJadunq 5350 snonunuoo A ddy Jo do ysni 0 Jaduing pue seq jo dop NOILdIHIS3A L100 7 0 JC N 40 d04 JISYONOD N 440039 1 v 2 SNONNILNOO 15 Manual No 4111 0026 Sept 2009 INSTALLATION E O D Installation Instructions Formed Angle A formed angle is used when there is no existing dock steel and concrete at the dock edge has been damaged The formed angle is required to rebuild the damaged concrete edge for a proper installation if the dock height is adequate Installation Steps 1 Remove all existing bumper material and protruding objects from dock edge Clean and sweep dock edge free of debris and flammable chemicals before installing unit At chosen location for the formed angle locate the center of space and mark a point half of the angle width to the left and right Using a proper lifting device raise and position the formed angle to marked position slide formed angle against dock face Mark along full length of back edge of formed angle Slide angle forward the width of brushing tool approximately 2 Place br
3. from other than improper installation operating contrary to instructions or beyond rated load capacities abuse careless or negligent use or failure to maintain the unit as recommended by the owner s user s manual There are no guarantees either expressed or implied including any implied guarantees of merchantability or fitness for a particular purpose which shall extend beyond the guarantee periods indicated above This guarantee is valid only if the unit s is unaltered from original condition as delivered from the factory and a survey is completed by a McGuire representative
4. MEDLF SERIES Mechanical EOD Dock Leveler Ovvner s User s Manual A Division of Systems Inc MCGUIRE Division of Systems Inc W194 N11481 McCormick Drive Germantown WI 53022 800 624 8473 fax 262 255 9399 www wbmcguire com techservices docksystemsinc com Printed in U S A Manual No 4111 0026 Copyright 2009 Sept 2009 Table of Contents Page Safety Recognize Safety nformation 1 General Operational Safety Precautions 1 Operational Safety Precautions 2 Maintenance Safety Precautions 4 Maley DECGAS co ay baa 5 Introduction General Information 6 Dock Leveler Stock Specifications 6 Installation Installation Details 7 Flush Mount VVeld On 8 Ramp Mount VVeld BoltOn 10 Flush Mount Bolt On 12 Ramp Mount Weld On w Formed Angle 14 aa sedanen aa a ar sla ool ore 16 Ramp and Face Plate 18 Installation Checklist 20 Operation Operating Instructions 21 Maintenance Periodic Maintenance
5. No 4111 0026 Sept 2009 INSTALLATION INSTALLATION DETAILS GREASE FITTINGS ON LIP HINGES 8 C 11 5 CHANNEL MINIMUM BY OTHERS CONTINUOUS WELD ACROSS TOP OF BUMPER BLOCKS AND BASE PLATE BUMP BLOCK ASSEMBLY ANCHOR BOLT ANCHOR BOLT GREASE FITTINGS ON 50 INCH BASE PLATE HINGES PREFERRED Only trained installation professionals with the Post safety warnings and barricade the work area proper equipment should install this product at dock level and ground level to prevent unauthorized use of the dock leveler before IMPORTANT Failure to follow the installation instructions can DO NOT remove the shipping bands around the result in damage to dock leveler the facilities dock leveler lip until instructed to do so and or serious personal injury or death installation has been completed Manual No 4111 0026 Sept 2009 INSTALLATION E O D Installation Instructions Flush Mount Weld On A flush mount weld on application is used when an 8 wide minimum embed channel is securely anchored into the concrete at the dock edge and the dock height is adequate Installation Steps 1 Remove all existing bumper material and protruding objects from dock edge Clean and sweep dock edge free of debris and flammable chemicals before installing unit At chosen location for Edge of Dock leveler locate the center of space and mark a point half of the base plate width to the left and
6. engage truck restraint before Before allowing vehicle to leave operating dock leveler or beginning to load or unload ihe dock always Never use hands or equipment to move the ramp or lip Before activating dock leveler e Ensure that no equipment Ensure trailer is backed in against material or people are on the bumpers dock leveler Remove any end loads if required Check trailer alignment to avoid lip interference If lip does not lower to Return the dock leveler to its trailer bed reposition vehicle Ensure that truck bed supports stored position at dock level extended lip or the leveler frame Supports the ramp before driving on ramp Stay clear of hinges and front and sides of moving dock leveler Never use damaged or malfunctioning dock leveler Report problems immediately to supervisor Maintenance Service Read and follow all instructions warnings and maintenance schedules in the owner s user s manual Maintenance Service of dock leveler restricted to trained personnel Place barriers on the driveway and on dock floor to indicate service work is being performed DO NOT ENTER PIT unless dock leveler is securely supported by maintenance prop If electrically powered turn off and use OSHA lockout tagout procedures Failure to follow posted instructions will result in death or serious injury Call 262 255 1510 for replacement placards warming labels or owner s user s manuals Oper
7. exposed through the nut and plug weld around the top of the nut to the anchor bolt Ensure the top of the nuts are well rounded for smooth rollover 11 Complete welding of tacked parts as follows A Apply continuous weld across top of each bumper and base plate to ramp plate Skip welding is acceptable to prevent warpage but complete weld must be completed B Weld vertically along each end of base plate and on both inboard and outboard flanges of bump blocks C Fully plug weld all holes in base plate 12 Installer must remove all welding slag and repaint welded areas 13 Installer must adjust main springs on all mechanical edge of dock levelers to provide desired tension for smooth operation Stand on ground in front of leveler with the unit raised and secured in the maintenance position loosen jam nut on the underside of the linkage pin To start allow about 3 4 to 1 of threads between top of jam nut and linkage pin Using an open faced wrench hold locknut on inside of spring while tightening threaded bolt until washer on top side of spring closes up tight to jam nut Test operation of unit Further adjust spring tension if needed by advancing jam nut toward linkage pin and tightening threaded rod After desired unit operation is achieved tighten jam nut to outer washer on spring Springs must be adjusted alternately to have equal spring tension 14 Before install is complete installer must make a final op
8. right Using a proper lifting device raise and position leveler on dock face with the top of the base plate being flush with the top of the embedded channel Position ends of base plate to match up with marks made previously Tack weld base plate to dock steel on left hand end of the leveler Check right hand end of base plate ensure that end is against dock steel and that the top of the base plate is still flush with the top of the embedded channel Tack right hand end to dock steel 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 base plate and the bump block flange back to the dock steel Top of the bump block cover plate should be flush with the top of the embed channel Tack weld bump blocks to dock steel Check the positioning of the base plate and the bump blocks Complete welding of tacked parts as follows A Apply a continuous weld across top of each bumper and base plate to dock steel Skip welding is acceptable to prevent warpage but complete weld across the top must be completed B Weld vertically along each end of base plate and on both inboard and outboard flanges of bump blocks C Fully plug weld all holes in base plate Installer must remove all welding slag and repaint welded areas Installer must adjust springs on all mechanical edge of dock lev
9. 4084 DOTH 4086 DOTH 4088 DOTH 4089 DOTH 4090 DOTH 4091 DOTH 4092 DOTH 4093 DOTH 4094 DOTH 4095 DOTH 4096 DOTH 4097 Consult Factory DOTH 3104 DOTH 4312 DOTH 3122 DOTH 4313 DOTH 3946 DOTH 3920 DOTH 2400 DOTH 2398 DBBS 3519 DOTH 3675 DOTH 3589 DOTH 3696 DOTH 3697 DOTH 3694 DOTH 3585 DOTH 3586 DOTH 3316 DOTH 2061 DOTH 2136 DOTH 3734 DOTH 3695 Size Capacity 6620 25 7220 25 7230 7235 7820 25 7830 8420 25 8430 6620 25 7220 25 7230 7235 7820 25 7830 8420 25 8430 6620 25 30 7220 25 30 7235 7820 25 30 8420 25 30 Rivet Button Rivet Flat Extra Hvy Duty Bumper Blocks HL Linkage Adder Assembiy X Gusset NLIII Operating Link Assembiy NLIII Operating Link Assembiy NLIII Handle Assembly Extend Link Arm Extend Link Arm Stop Pivot Block Shoulder Bolt Locknut Lip Stop NLIII Handle Holder N Manual No 4111 0026 29 Sept 2009 PARTS 26 BILL OF MATERIAL X 13 5 16 LG 7 _8 1 DOTH 2121 NYLON LOCK 151618 gt _9 1 DOTH 3682 HL PLATE LOCKING TORSION 138X2X3 080 Torsion Spring Adjustment Instructions 1 Lift and secure leveler in full upright maintenance position to start 2 Remove nut A from hex bolt B 3 Place crescent wrench on torsion tube assembly apply enough downward force to tube assembly until hex bolt can be removed 4 Continue to apply downward force until flange on tube assembly has the next hole in seri
10. 9 Manual No 4111 0026 Sept 2009 INSTALLATION CHECKLIST 20 POVVERAMP MCGUIRE DLM SYSTEMS INC Loading Dock Equipment E O D Installation Checklist Date Order No Serial Number Installer Customer Name Address City State Zip Phone 1 Unit is properly aligned and installed properly 2 All welding has been fully completed 3 Welding slag has been removed 4 VVelds and other affected areas have been painted 5 Springs have been properly adjusted 6 Unit is functioning properly without fault M I hereby certify that all installation and or repair work has been inspected and approved by Company Date Completed Name Signature A copy of this document must be signed and faxed to Systems Inc at 262 257 7399 to the attention Customer Service Technical Service To be placed in job folder Copy as needed Manual No 4111 0026 Sept 2009 OPERATION OPERATING INSTRUCTIONS 1 Grasp the captured operating handle and raise to 3 Push forward on operating handle rotating its full extended length leveler out onto truck 2 Move handle toward you rotating center plate 4 Return handle to stored position back past vertical Lip plate extend link stop will engage at this time 5 To remove leveler from truck repeat step number one until lip plate is clear of the truck Return leveler and handle to the stored position Only trained personnel should operate the dock leveler DO
11. NOILdIHIS3A SIINA 2 40 99 404 40 701 NIA 7 1 SNONNILNOO 1 Z N Manual No 4111 0026 Sept 2009 INSTALLATION E O D Installation Instructions Ramp Mount Weld Bolt On Aramp mount weld on application is used when adequate dock steel is securely anchored in the concrete at the dock edge but the existing dock height is too low and the dock leveler must be installed above this height to correct this situation Installation Steps 1 Remove all existing bumper material and protruding objects from dock edge Clean and sweep dock edge free of debris and flammable chemicals before installing unit At chosen location for Edge of Dock leveler locate the center of space and mark a point half of the base plate width to the left and right At the points marked to each side of center measure and mark points 7 3 4 below dock level less height the unit is to be raised to locate bottom of base plate This will locate the top of the base plate X above dock level Using a proper lifting device raise and position the leveler base plate to marked position While holding base plate tight against dock face tack weld securely to dock steel on left hand end of leveler Check right hand end of base plate ensure that end is against dock steel and that the bottom of the base plate is even with the marks made previously Tack right
12. NOT use a broken or damaged dock leveler Make sure proper service and maintenance procedures have been performed on leveler before using Truck trailer wheels must be chocked unless the truck restraint is used Never remove the wheel chocks until loading unloading is finished and truck driver has been given permission to leave Make sure platform lip rests on the truck trailer bed with at least 4 in 102 mm of overlap Maintain a safe distance from side edges of leveler during the loading unloading process Failure to follow these instructions may result in serious personal injury or death Stay clear of dock leveler when freight carrier is entering or leaving dock area DO NOT move or use the dock leveler if anyone is under or in front of leveler Keep hands and feet clear of pinch points Avoid putting any part of your body near moving parts Failure to follow these instructions may result in severe personal injury or death Manual No 4111 0026 21 Sept 2009 MAINTENANCE VVhenever maintenance is to be performed in front of the dock leveler support the lip vvith the handle in the maintenance prop position Put handle into maintenance prop position by removing bolt and locknut at base of handle assembly Pull handle out of roller arm assembly and place into maintenence prop receiver If maintenance requires that the lip be in the extended position raise the lip by hand and support the lip with the lip mainten
13. ance prop Regular maintenance must be performed on a weekly and quarterly schedule Weekly Maintenance Operate the dock leveler through the complete operating cycle to maintain lubrication Inspect the platform hinge and the lip hinge areas The hinge areas must be kept free of dirt and debris Build up of foreign material in the hinge areas will increase wear and cause abnormal operation 22 Always post safety warnings and barricade the work area at dock level and ground level to prevent unauthorized use of the dock leveler before maintenance is complete Failure to do this may result in serious personal injury or death Always stand clear of the dock leveler lip when working in front of the dock leveler Failure to do this may result in serious personal injury or death Securely block or Support ramp and lip when in vertical position Lack of proper bracing can result in ramp dropping during maintenance causing personal injury or damage to unit Quarterly Maintenance e Lubricate the following areas with light weight machine oll Extend link arm pivots Lip linkage pivot Operating link pivots Torsion arm pivots Lubricate the following areas with white lithium grease Lip plate grease fittings Center plate grease fittings Ref Page7 Note Failure to lubricate the dock leveler will cause abnormal operation of the leveler Manual No 4111 0026 Sept 2009 TROUBLESHOOT NG Uni
14. ation Read and follow all instructions and warnings in the owner s user s Unsupported dock leveler manual Use of dock leveler restricted to ramps can lower unexpectedly drained operators Always chock trailer wheels or engage truck restraint before Before allowing vehicle to leave operating dock leveler or beginning to load or unload the dock always Never use hands or equipment to move the ramp or lip i Before activating dock leveler Ensure that no equipment Ensure trailer is backed in against material or people are on the bumpers dock leveler Remove any end loads if required Check trailer alignment to avoid lip interference If lip does not lower to Return the dock leveler to its trailer bed reposition vehicle iti Ensure that truck bed supports stored position at dock level extended lip or the leveler frame Supports the ramp before driving on ramp Stay clear of hinges and front and sides of moving dock leveler Never use damaged or malfunctioning dock leveler Report problems immediately to supervisor Maintenance Service Read and follow all instructions warnings and maintenance schedules in the owner s user s manual Maintenance Service of dock leveler restricted to trained personnel Place barriers on the driveway and on dock floor to indicate service work is being performed DO NOT ENTER PIT unless dock leveler is securely supported by maintenance prop If electrically po
15. b number the company that installed the dock leveler and the original owner s name This will all help to identify the specific Address dock leveler if more information is required When ordering use part numbers and description 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 Address Installer Information For service call or contact Systems Inc Date of Installation P O Box 309 Germantown WI 53022 Phone 800 624 8473 Fax 262 255 5917 Manual No 4111 0026 33 Sept 2009 McGuire WARRANTY MEDLF SERIES MECHANICAL EDGE OF DOCK LEVELER McGuire guarantees the materials components and vvorkmanship in your McGuire MEDLF Series Edge of Dock leveler to be of the highest quality and to be free of defects in material and workmanship for a full One 1 Year Base Warranty on all components The Base Warranty includes replacement parts labor and freight Specifically the structural warranty includes the lip center and base plate assemblies McGuire warrants all components to be free of defects in material and workmanship under normal use during the warranty period This base warranty period begins upon the completion of the installation or the Sixtieth 607 day after shipment whichever is earlier All guarantee claims will be settled on a timely basis when defects are found to be
16. bolt exposed through the nut and plug vveld around the top of the nut to the anchor bolt Ensure the top of the nuts are vvell rounded for smooth rollover 15 Complete vvelding of tacked parts as follovvs A Apply continuous vveld across top of each bumper and base plate to ramp plate Skip vvelding is acceptable to prevent vvarpage but complete vveld must be completed B VVeld bottom of base plate support angles using a 1 4 fillet weld 16 Installer must remove all welding slag and repaint welded ares 17 Installer must adjust main springs on all mechanical edge of dock levelers to provide Manual No 4111 0026 Sept 2009 INSTALLATION desired tension or smooth operation Stand on ground in front of lever with the unit raised and secured in the maintenance position loosen jam nut on the underside of the linkage pin To start allow about 3 4 to 1 of threads between top of jam nut and linkage pin Using an open faced wrench hold locknut on inside of spring while tightening threaded bolt until washer on top side of spring closes up tight to ram nut Test operation of unit Further adjust spring tension if needed by advancing jam nut toward linkage pin and tightening threaded rod After desired until operation is achieved tighten jam nut to outer washer on spring Springs must be adjusted VS 1 Securely block or support ramp and lip when in vertical positions Lack of proper bracing can result in ramp dro
17. e hazard or unsafe practice which could result in personal injury Operating 2002 IMPORTANT IMPORTANT Do not start the equipment until all unauthorized The use of the word IMPORTANT is to draw personnel in the area have been warned and have attention to a procedure that needs to be followed moved outside the operating zone to prevent machine damage Remove any tools or foreign objects from the operating zone before starting Keep the operating zone free of obstacles that could cause a person to trip or fall Manual No 4111 0026 1 Sept 2009 SAFETY Operational Safety Precautions Learn the safe way to operate this equipment Read and understand the manufacturer s instructions f you have any questions ask your supervisor Ter Stay clear of dock leveling device when freight Chock restrain all freight carriers Never remove carrier is entering or leaving area the wheel chocks until loading or unloading is finished and truck driver has been given permission to drive away IN Do not use broken damage dock leveling Do not move or use the dock leveling device if device Make sure proper service and anyone is under or in front of it maintenance procedures have been performed before using TT _ Keep hands and feet clear of pinch points Avoid Make sure lip overlaps onto trailer at least 4 in putting any part of your body near moving parts 102 mm Kee
18. e groove concrete approximately 5 8 deep by 2 wide and should be the entire length of the lamp plate 10 Break tack welds and slide ramp back until forward edge is flush with dock face Tack weld ramp on each end and center to face plate Drill 18 1 5 8 dia by 5 deep holes through ramp plate at back edge nstall anchor bolts per manufacturers specifications and tighten securely VVeld anchor bolt nuts to ramp plate using a 1 4 fillet weld all the way around the nut Cut off any portion of the anchor bolt exposed through he nut and plug vveld around the top of the nut to the anchor bolt Ensure the top of the nuts are vvell rounded for smooth rollover Apply a continuous fillet weld at the created joint between the face plate and ramp Skip welding should be the proper method used to avoid warpage and a complete weld must be achieved Manual No 4111 0026 Sept 2009 INSTALLATION JO 804 pue JO 1114M2N02 NI SSOJOE 9 ddy 1400149 Z X 8 SPIS 6 syoq JOYDUE 81 4 14 49V4 11 1 550 ALON AW id JOV4 4900 HIM 5 14 31919 dvd 40 4904 ONIGVAT 40014 2900 40 401 Fsfi 14 41V 14 49V4 40 01 5 7 SNONNLLNOD 1
19. e top of the tread cover plate on the bump blocks to be 1 4 above dock level Note that this placement will vary with ramp plate thickness Mark centers of holes in bump block flanges 12 9 Drill 5 8 dia by 5 deep holes at center marks Reposition bump blocks insert anchor bolts with washers and tighten securely to dock face 10 Place steel ramp plate in position flush with top backside of base plate mark along full length of base edge of ramp plate Slide ramp plate forward over dock leveler the width of brushing tool approximately 2 1 Place brushing tool on marked line at each end of ramp to ensure proper alignment at both ends and tack vveld ramp plate to dock leveler to hold ramp plate in place vvhile brushing A Skil Roto Hammer 736 or similar tool is recommended 12 Using the back edge of the ramp plate as a guide groove concrete approximately 5 8 deep by 2 wide and should be the entire length of ramp plate 13 Break tack welds holding ramp in place slide ramp plate back into position with the top of the ramp plate flush with the top of the base plate Tack weld each end and center of ramp plate to base plate 14 Drill 5 8 dia by 5 deep holes through ramp plate at back edge nstall anchor bolts per manufacturers specifications and tighten securely VVeld anchor bolt nuts to ramp plate using a 1 4 fillet weld all the way around the nut Cut off any portion of the anchor
20. eel and the concrete at the dock edge has been damaged The dock height can be low high or adequate for this application however the face plate and ramp plate are required to rebuild the damaged concrete edge Installation Steps 1 Remove all existing bumper material and protruding objects from dock edge Clean and sweep dock edge free of debris and flammable chemicals before installing unit At chosen location for the face plate locate the center of space and mark a point half of the face plate width to the left and right Using a proper lifting device raise and position the face plate to marked position and push face plate against dock face Top of face plate should be flush with the top of dock floor mark center of holes in face plate into dock face Drill 5 8 dia by 5 holes into dock face Install anchor bolts with washers per manufacturers specifications and tighten securely Place ramp plate to match each end of the face plate leading forward edge of ramp plate should be flush with dock face Mark along full length of back edge of ramp plate Slide ramp forward the width of bushing tool approximately 2 Place bushing tool on marked line at each end of ramp to ensure proper alignment at both ends A Skil Roto Hammer 736 or similar tool is recommended Tack weld ramp to face plate on each end to secure in place Using the back edge of the ramp plate as a guid
21. elers to provide desired tension for smooth operation Stand on ground in front of leveler with the unit raised and secured in the maintenance position loosen jam nut on the underside of the linkage pin To start allow about 3 4 to 1 of threads between top of jam nut and linkage pin Using an open faced wrench hold locknut on inside of spring while tightening threaded bolt until washer on top side of spring closes up tight to jam nut Test operation of unit Further adjust spring tension if needed by advancing jam nut toward linkage pin and tightening threaded rod After desired unit operation is achieved tighten jam nut to outer washer on spring Springs must be adjusted alternately to have equal spring tension 10 Before install is complete installer must make a final operational check of dock leveler to verify all phases of install are correct Installer must complete sign and return the Installation Checklist upon completion Manual No 4111 0026 Sept 2009 INSTALLATION seq o Anfu qeuosi d JO 5 JO piam snonunugo Addy ueo yoe 5 5 21 puusta yaaa pue G t l si Jo do 5 aje d ul USYM dil dwes uoddns Jo yoojg
22. erational check of dock leveler to verify all phases of install are correct Installer must complete sign and retum the Installation Checklist upon completion Manual No 4111 0026 Sept 2009 INSTALLATION diy 40 d04 41449N09 N 140039 Z X I o sil JO Z L des 21 Jo unsnipe Buunp Pest BUS Spd duer aine oL ued Jodojd yoe7 SUonISod ed 11 ul USYM dil 10 400 4 Al in s JO UJBue Snonunuo A ddy JO do ysni 0 JEA09 pue eld seq jo doy 3119 dNVY 2 NOILdIMISHG SHINN ZZ 40 99 104 OLL T L O 10 0 Manual No 4111 0026 Sept 2009 INSTALLATION E O D Installation Instructions Flush Mount Bolt On A flush mount bolt on application is used when there is no steel on dock edge and the dock height is adequate Additional steel ramp plate and bolting is required with this type of installation Installation Steps 1 Remove all existing bumper material and protruding objects from dock edge Clean and sweep dock edge free of debri
23. es come into alignment with hex bolt hole 5 Insert hex bolt B through the flange on the tube assembly and tighten nut until secure 6 Test leveler operation If spring tension is not sufficient repeat the previous steps until desired tension is achieved 7 Return leveler to stored position Manual No 4111 0026 Sept 2009 PARTS This page intentionally left blank Manual No 4111 0026 27 Sept 2009 PARTS DESCRIPTION 18 PROJ X 12 BB WELDMENT HED 6 4 DOTH 2129 NYLON LOCKNUT 71614 28 Manual No 4111 0026 Sept 2009 PARTS BILL OF MATERIAL SIZE Manual No 4111 0026 29 Sept 2009 MISCELLANEOUS This page intentionally left blank 30 Manual No 4111 0026 Sept 2009 MISCELLANEOUS This page intentionally left blank Manual No 4111 0026 31 Sept 2009 MISCELLANEOUS This page intentionally left blank 32 Manual No 4111 0026 Sept 2009 MISCELLANEOUS Customer information NOTE The model serial number decal is located Dock Leveler information on the right platform joist near the front lip Of dock leveler When you receive your MEDLF series Edge of Dock leveler write down the dock leveler model and serial number in the form provided This will help ensure McGuire Job No safe keeping of the numbers in the event the model serial number decal A becomes lost or damaged Original Owner Information Serial No Also write down McGuire s jo
24. hand end to dock steel Support unit until final welding is ready to complete Position bump blocks out approximately 5 8 out from the edge of the inside flange of the bump block to the end of the base plate Position the top of the tread cover plate on the bump blocks to be flush with the top of the base plate Tack weld bump blocks to dock steel 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 forward over dock leveler the width of bushing tool approximately 2 Place brushing tool on marked line at each end of ramp to ensure proper alignment at both ends and tack weld ramp plate to dock leveler to hold ramp plate in place while bushing A Skil Roto Hammer 736 or similar tool is recommended Using the back edge of the ramp plate as a guide 10 groove concrete approximately 3 4 deep by 2 wide and should be the entire length of ramp plate Break tack welds holding ramp in place slide ramp plate back into position with the top of the ramp plate flush with the top of the base plate Tack weld each end and center of ramp plate to base plate 10 Drill 5 8 dia by 5 deep holes through ramp plate at back edge Install anchor bolts per manufacturers specifications and tighten securely Weld anchor bolt nuts to ramp plate using a 1 4 fillet weld all the way around the nut Cut off any portion of the anchor bolt
25. leveler installation At chosen location for Edge of Dock leveler locate the center of space and mark a point half of the base plate width to the left and right At the points marked to each side of center measure and mark points 7 3 A below dock level less height the unit is to be raised to locate bottom of base plate This will locate the top of the base plate X above dock level Using a proper lifting device raise and position the leveler base plate to marked position While holding base plate tight against dock face tack weld securely to dock steel on left hand end of leveler Check right hand end of base plate ensure that end is against dock steel and that the bottom of the base plate is even with the marks made previously Tack right hand end to dock steel Support unit until final welding is ready to complete Position bump blocks out approximately 5 8 out from the edge of the inside flange of the bump block to the end of the base plate Position the top of the tread cover plate on the bump blocks to be flush with the top of the base plate Tack weld bump blocks to dock steel 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 forward over dock leveler the width of bushing tool approximately 2 Place bushing tool on marked line at each end of ramp to ensure proper alignment at both ends and tack weld ramp plate to dock
26. leveler to hold ramp plate in place while bushing A Skil Roto Hammer 736 or similar tool is recommended 14 9 Using the back edge of the ramp plate as a gulde groove concrete approximately 3 4 deep by 2 wide and should be the entire length of ramp plate 10 Break tack welds holding ramp in place slide ramp 11 plate back into position vvith the top of the ramp plate flush vvith the top of the base plate Tack vveld each end and center of ramp plate to base plate Drill 5 8 dia by 5 deep holes through ramp plate at back edge Install anchor bolts per manufacturers specifications and tighten securely VVeld anchor bolt nuts to ramp plate using a 1 4 fillet weld all the way around the nut Cut off any portion of the anchor bolt exposed through the nut and plug weld around the top of the nut to the anchor bolt Ensure the top of the nuts are well rounded for smooth rollover 12 Complete welding of tacked parts as follows A Apply continuous weld across top of each bumper and base plate to ramp plate Skip welding is acceptable to prevent warpage but complete weld must be completed B Weld vertically along each end of base plate and on both inboard and outboard flanges of bump blocks Fully plug weld all holes in base plate 13 Installer must remove all welding slag and repaint welded areas 14 Installer must adjust main springs on all mechanical edge of dock levelers to provide desired
27. p a safe distance from both side edges 2 Manual No 4111 0026 Sept 2009 Safety Decals T Do not use dock leveling device if freight carrier is too high or too lovv Do not overload the dock leveling device Do not operate any equipment while under the influence of alcohol or drugs Do not leave equipment or material unattended on dock leveling device Manual No 4111 0026 Sept 2009 SAFETY SAFETY Maintenance Safety Precautions iil To put handle into maintenance prop position remove bolt and locknut at base of handle assembly Pull handle out of roller arm assembly and place into maintenance prop receiver Post safety warnings and barricade the work area at dock level and ground level to prevent unauthorized use of the dock leveler before installation has been completed ALWAYS stand clear of dock leveler lip when Failure to follow the installation instructions can result in damage to dock leveler the facilities and or serious personal injury or death working in front of the dock leveler Failure to do this may result in serious personal injury or death 4 Manual No 4111 0026 Sept 2009 Safety Decals SAFETY A DANGER Operation Read and follow all instructions and warnings in the owner s user s Unsupporfeci dock leveler manual Use of dock leveler restricted to ramps can lower unexpectedly ifainad operators Always chock trailer wheels or
28. pping during adjustment or installation causing personal injury or damage to unit alternately to have equal spring tension cover plate to be flush with top of ramp plate Apply continuous bevel weld 18 Before install is complete installer must make a 2 11 imici final operation check of dock leveler to verify all base plate phases of install are correct Installer must complete sign and return the Installation Checklist up on completion CONTINUOUS gt B l 1 JE __ 104 OR 110 FOR 66 OR 72 WIDE UNITS Manual No 4111 0026 T3 Sept 2009 INSTALLATION E O D Installation Instructions Ramp Mount Weld On w Formed Angle A ramp mount weld on used with a formed angle application is used when dock edge is damaged there is no dock steel securely anchored into the concrete and the dock height is too low and leveler must be installed above this height to correct this situation Installation Steps 1 Remove all existing bumper material and protruding objects from dock edge Clean and sweep dock edge free of debris and flammable chemicals before installing unit Review and follow formed angle installation instructions prior to
29. s and flammable chemicals before installing unit 2 At chosen location for Edge of Dock leveler locate the center of space and mark a point half of the base plate width to the left and right 3 At the points marked to each side of center measure and mark points 7 1 2 below dock level for 1 4 ramp plate to locate position for bottom of base plate This position will place the top of the base plate 1 4 above the dock floor This position will vary with ramp plate thickness 4 Mark line connecting these points and position support angles Position angles as shown in installation drawing provided mark center of holes in each of the support angels 5 At center marks drill holes 5 8 dia by 5 deep in concrete Install anchor bolts with washers through support angles into holes in concrete Tighten bolts until support angles are secure Follow anchor manufacturers installation instructions for proper installation 6 Using a proper lifting device raise and position the leveler base plate to marked position while resting on the support angles While holding base plate tight against dock face tack weld securely to support angles 7 Drill 5 8 dia by 5 deep holes in concrete through holes in base plate and install anchor bolts with washers and tighten securely 8 Position bump blocks out approximately 5 8 out from the edge of the inside flange of the bump block to the end of the base plate Position th
30. t does not operate Debris impacted on or Clean out debris on or around leveler properly around the leveler Insufficient lubrication Lubricate unit Excessive weight on top of 1 Remove weight from deck deck Main spring tension Adjust tension more or less for proper operation Extended link arm does 1 Debris impacted in Clean out debris from extended link arm not latch out lip or extended link arm unlatch Extended link arm needs Lubricated extended link arm lubrication Manual No 4111 0026 23 Sept 2009 PARTS MEDLF Series 24 Manual No 4111 0026 Sept 2009 PARTS MEDLF Model Edge of Dock Description Lip Plate amp Hinge Assembly Lip Plate amp Hinge Assembly Lip Plate amp Hinge Assembly Lip Plate amp Hinge Assembly Lip Plate amp Hinge Assembly Lip Plate amp Hinge Assembly Lip Plate amp Hinge Assembly Lip Plate amp Hinge Assembly Lip Plate amp Hinge Assembly Lip Plate amp Hinge Assembly Center Plate amp Hinge Assembly Center Plate amp Hinge Assembly Center Plate amp Hinge Assembly Center Plate amp Hinge Assembly Center Plate amp Hinge Assembly Center Plate amp Hinge Assembly Center Plate amp Hinge Assembly Center Plate amp Hinge Assembly Center Plate amp Hinge Assembly Center Plate amp Hinge Assembly Base Plate amp Hinge Assembly ITEM lt Part Number 15 Lip DOTH 4068 DOTH 4070 DOTH 4072 DOTH 4074 DOTH 4076 DOTH 4078 DOTH 4080 DOTH 4082 DOTH
31. tension for smooth operation Stand on ground in front of leveler with the unit raised and secured in the maintenance position loosen jam nut on the underside of the linkage pin To start allow about 3 4 to 1 of threads between top of jam nut and linkage pin Using an open faced wrench hold locknut on inside of spring while tightening threaded bolt until washer on top side sprint closes up tight to jam nut Test operation of unit Further adjust spring tension if needed by advancing jam nut toward linkage pin and tightening threaded rod After desired unit operation is achieved tighten jam nut to outer washer on spring Springs must be adjusted alternately to have equal spring tension 15 Before install is complete installer must make a final operational check of dock leveler to verify all phases of install are correct Installer must complete sign and return the Installation upon completion Manual No 4111 0026 Sept 2009 INSTALLATION lun o jeuosued JO dwe ul ued Huloesg Jodojd 7 ul USYM dil 10 Aq in s 11 SLINN JAIM ZZ 40 99 404 OLL X0 01 SUONONJ SUI ees 5 OL due O SL JO 2 JO duel Z p u
32. ushing 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 Using the back edge of the formed angle as a guide groove concrete approximately 5 8 deep by 2 wide and should be the entire length of the formed angle Slide formed angle back until tight against dock face drill 5 8 dia by 5 deep holes through formed angle at back edge Install anchor bolts per manufacturers specifications and tighten securely Weld anchor bolt nuts to formed angle using a 1 4 fillet weld all the way around the nut Cut off any portion of the anchor bolt exposed through the nut and plug weld around the top of the nut to the anchor bolt Ensure the top of the nuts are well rounded for smooth rollover Drill 5 8 dia by 5 deep holes in dock face through holes in formed angle Install anchor bolts with washers and tighten securely per manufacturers specifications 16 Manual No 4111 0026 Sept 2009 INSTALLATION SPIS 6 syoq soyoue 81 341085 5 ALON dAVY 40 HI9N41 413M0N02 N 4A0039 X 144404 NI 17 Manual No 4111 0026 Sept 2009 INSTALLATION E O D Installation Instructions Ramp and Face Plate A ramp mount requiring a face plate application is used when there is no existing dock st
33. wered turn off and use OSHA lockout tagout procedures Failure to follow posted instructions will result in death or serious injury Call 262 255 1510 for replacement placards warning labels or owner s user s manuals Decal 2 will have two positions one on the outside of the leff bumper and one on the outside of the right bumper Number 3 represents the placement of the serial tag Ramp swings toward you Stand Clear Use maintenance strut while servicing Failure to do so will result in death or serious injury Manual No 4111 0026 Sept 2009 INTRODUCTION General information MEDLF Series Edge of Dock levelers are available in the following sizes weight capacities and options Dimensions and Capacities Deck Total Unit Width Width Comparative Industry Rating MEDLF 66 20 000 MEDLF 72 25 000 Congratulations on your choice of a McGuire Edge VEDER 30 000 of Dock leveler This manual covers the MEDLF MED 35 000 N A for MEDLF 78 8 84 series mechanical Edge of Dock levelers Designed by McGuire to be a marvel of simplicity and efficiency your dock leveler when properly installed will provide many years of trouble free performance with an absolute minimum of maintenance To obtain maximum performance and longest possible use a simple program of preventive maintenance is recommended Once again thank you and congratulations on your purchase of a McGuire mechanical Edge of Dock leveler 6 Manual
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