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1

L4 Lever Hoist Manual

incorporating the

ATEX L4 Lever Hoist

Summary of Contents for 033.075

Page 1: ...1 L4 Lever Hoist Manual incorporating the ATEX L4 Lever Hoist...

Page 2: ...2...

Page 3: ...ormation 8 6 Fleeting Advice 9 7 Storage and Control Procedures 10 8 Practical Considerations for the use of the SS C4 and CP C4 subsea 11 9 Spare Parts Inspection Category 12 10 Parts List 13 11 Part...

Page 4: ...033 075 0 8 1 5 6 x 17 1 5 148 121 37 5 265 28 280 6 2 0 7 033 150 1 6 1 7 1 x 21 1 5 165 5 141 47 415 33 350 9 6 1 1 033 300 3 2 1 10 x 30 1 5 194 5 178 62 5 415 42 5 420 15 5 1 7 033 600 6 3 2 10 x...

Page 5: ...rson Careful consideration should be given to the mass of the load being lifted and any dynamic factors that may be likely to affect the load on the hoist Select the hoist capacity equal to or greater...

Page 6: ...If more than one hoist is to be used in a fleeting arrangement load attachment equipment should be chosen that allows for the angles of the lift Do not use the load chain of the lever hoist as a chain...

Page 7: ...nt notched stretched or corroded links and the chain should move freely 5 Obvious signs of hooks opening out increase in throat opening or any other form of distortion in the hooks or suspension fitti...

Page 8: ...lifting operation If more than one lever hoist is to be used refer to fleeting instructions on page 9 Establish a clearly defined zone around the area of the lifting operation Always stand aside from...

Page 9: ...to or greater than the load to be lifted Bottom Hook Attachment the attachment point onto the load must have sufficient clearance to allow the bottom hook to articulate within it Make sure that the l...

Page 10: ...ns which may affect its ability to operate safely In particular it should be protected from exposure to water sea water temperatures higher than can be comfortably tolerated by the hand temperatures b...

Page 11: ...tt ATEX range is specially designed for use in spark sensitive environments Atex lever hoists are clearly marked and are further identifiable by copper coated hooks Standard pre use storage control an...

Page 12: ...ar pair 2 2 L4 10 1 Gear Cover 2 2 L4 11 8 Nut 2 1 L4 12 1 Chain Stripper 2 1 L4 13 1 Disc Hub 2 2 L4 14 2 Pawl Spring 2 2 L4 15 2 Pawl 2 1 L4 15A 1 Circlip 2 2 L4 17 2 Friction Disc pair 2 2 L4 18 1...

Page 13: ...Zinc Zinc L4 15A Circlip Zinc Zinc L4 17 Friction Disc pair N A N A L4 18 Ratchet Gear Zinc Zinc L4 20 Spring Zinc Zinc L4 21 Lock Nut Zinc Zinc L4 22 Handle Cover Assembly Powder Coated Powder Coate...

Page 14: ...14 Parts Explosion...

Page 15: ...e used alongside the illustrated parts list It is recommended to keep the parts in order when disassembling to aid with assembly 1 Remove and disassemble the bottom hook 37 check all parts especially...

Page 16: ...e removed 22 Bearings can now be removed and serviced plain bushes are a press fit part and not to be removed disassembly complete Thoroughly clean all parts checking for damage wear or foreign partic...

Page 17: ...L4 02 Load Sheave Inspection Type Visual Quantity 1 Check load chain pockets for wear and damage ensuring satisfactory seating of load chain in pockets Action Clean and regrease or replace if necessar...

Page 18: ...Examine gear side plates for alignment and ensure they are free from damage and distortion examine load pin guide stripper and stay bolt holes for signs of wear and stretch check gear bushings are sec...

Page 19: ...xamine for cracks distortion damaged or broken parts check gear bushings are secure and in good condition Action Shotblast and repaint or replace if necessary L4 11 Nut Inspection Type Not Applicable...

Page 20: ...n Type Visual Quantity 2 Examine pawl springs for corrosion and fractures ensure the spring is good working order and not deformed or stretched Action Replace if necessary L4 15 Pawl Inspection Type V...

Page 21: ...et Gear Inspection Type Visual Quantity 1 Examine ratchet teeth and brake component surfaces ensuring they are smooth and flat Action Replace if any defects found L4 20 Spring Inspection Type Visual Q...

Page 22: ...L4 23 Change Gear Inspection Type Visual Quantity 1 Check mating surface is smooth and flat check thread lugs and pawl drive for damage wear and corrosion Action Do not shotblast replace L4 24 Change...

Page 23: ...L4 28 Lever Handle Assembly Inspection Type Visual Quantity 1 Examine lever for cracks corrosion distortion damage and wear Check selector lever function is smooth and secure Check grip handle is of...

Page 24: ...nes and ensure the component mating surfaces are smooth flat and without corrosion or wear Action Replace if necessary L4 32 Washer Inspection Type Visual Quantity 1 Washer should be smooth without da...

Page 25: ...on Type Visual and Dimensional contact manufacturer Quantity 1 Check for distortion damage fractures and stretching The hook shall be free and smooth to rotate the hook to housing contact points shoul...

Page 26: ...and bolts should be free from cracks and damage Action Shotblast and repaint or replace L4 48 Label Inspection Type Visual Quantity 1 Check nameplate is secure and in good condition the unique hoist S...

Page 27: ...aft where it will contact the load sheave then insert the pinion shaft with integral washer into the load sheave 7 On 750kg and 800kg models the top hook and load pin should now be installed the load...

Page 28: ...e change gear fully seated the stop cam and raised limiter shall be between 15 20 apart Fig 1 now turn the change gear counter clockwise until the cam and limiter mate Fig 2 19 Install the Grip Ring H...

Page 29: ...000 65 40 3 3 5 3 B inner diameter C normal measurement A outer diameter D replacement limit Replacement limits for Pawl WLL kg A mm V min mm 750 800 22 4 20 2 1500 1600 24 4 22 3 3000 9000 27 5 24 5...

Page 30: ...50KG A P75108 61560889 HN033 075 800KG HACKETT LEVER HOIST 1 5 MTR HOL L4 to EN13157 1 0 80 TONNE 1 2 TONNE Page 1 of 1 Report Version 2 1 ABC DISTRIBUTORS ALPHABET DRIVE ALPHABETTUS YOURCOUNTY YO13 A...

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Page 32: ...fting Products Limited Oak Drive Lionheart Enterprise Park Alnwick Northumberland United Kingdom NE66 2EU t 01665 604200 f 01665 604204 William Hackett Chain Products Limited Maypole Fields Cradley Ha...

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