JET L-90 1/2
Contents
1. tate ae eae ea EA 5 a a EE EE a eee a wae ea ee hay bee ard eas bea ee a 6 ONE YEAR LIMITED WARRANTY JET M anual Hoists are guaranteed to be free of defects in material and workmanship If of these products fails during the first year of operation due to defective material or workmanship it will be repaired or replaced at our discretion Normal wear and tear moving parts 15 excluded from this guarantee This guarantee does not apply to any product showing signs of misuse overloading alteration or improper maintenance WARRANTY PROCEDURE After receiving authorization from one of the offices listed below any product for which there 15 a warranty claim must be returned prepaid to an authorized warranty depot along with proof of purchase ddresses for information on JET aterial Handling products warranty depots or distributors Vancouver Edmonton Winnipeg Toronto Montreal Halifax 3260 Production Wav 4120 78 Avenue NW 1326 Border Street 6830 Rexwood Road 4620 Rue Garand 123 11 Morris Drive Burnaby B C Edmonton Alberta Winnipeg anitoba Mississauga Ontario St Laurent Quebec Dartmouth Nova Scotia V5A 4W4 T6B 3M8 OM 8 L4V 118 HAR 2 2 1M2 Tel 604 444 4336 Tel 403 468 1618 Tel 204 632 6970 Tel 905 677 2103 Tel 514 332 4612 Tel 902 468 8324 Fax 604 444 9227 Fax 403 466 9879 Fax 204 694 9534 Fax 905 677 8008 Fax 514 332 4777 Fax 9022. L 90 PARTS N N we A A lt N 1 7 2 5 Sii 2 a H gt 28 A N REVISED 5 91 L 90 1 2 5 TON MODEL ITEM 001 002 003 007 015 016 023 024 027 105 203 205 206 218 221 225 226 301 302 305 308 312 404 405 433 501 505 506 507 508 510 511 512 513 517 604 940 941 DESCRIPTION TOP HOOK ASSY GEAR SIDE PLATE ASSY WHEEL SIDE PLATE ASSY LOAD SHEAVE ASSY BOTTOM HOOK ASSY SAFETY LATCH ASSY OLD STYLE SAFETY LATCH ASSY NEW STYLE GEAR CASE ASSY 2ND amp 3RD GEAR ASSY STRIPPER ASSY TOP HOOK PIN STAY BOLT COVER NUT WASHER HAND WHEEL COVER CHAIN STOP PIN ANCHOR PLATE ANCHOR PLATE PIN DRIVING SHAFT DRIVING SHAFT WASHER LOAD GEAR CASTLE NUT CASTLE NUT PIN LOAD METAL LOAD SHEAVE COVER LOAD SHEAVE COVER PIN HAND CHAIN WHEEL DISC HUB RATCHET GEAR FRICTION DISC CHECK WASHER PAWL PAWL PIN PAWL SPRING BRAKE COVER FRICTION DISC CHAIN STOP BOLT ASSY NAME PLATE RIVET BE SURE TO STATE TONNAGE WHEN ORDERING PARTS L 90 10 MODEL DESCRIPTION TOP HOOK ASSY GEAR SIDE PLATE ASSY WHEEL SIDE PLATE ASSY LOAD SHEAVE ASSY BOTTOM HOOK ASSY SAFETY LATCH ASSY GEAR CASE ASSY 2ND amp 3RD GEAR ASSY STRIPPER ASSY TOP HOOK PIN STAY BOLT COVER NUT WASHER HAND WHEEL COVER CHAIN STOP PIN
3. ANCHOR PLATE ANCHOR PLATE PIN DRIVING SHAFT DRIVING SHAFT WASHER LOAD GEAR CASTLE NUT CASTLE NUT PIN LOAD METAL LOAD SHEAVE COVER LOAD SHEAVE COVER PIN HAND CHAIN WHEEL DISC HUB RATCHET GEAR FRICTION DISC CHECK WASHER PAWL PAWL PIN PAWL SPRING BRAKE COVER FRICTION DISC CHAIN STOP BOLT ASSY NAME PLATE RIVET
4. 468 3461 INFORMATION FOR YOUR SAFETY It is the responsibility of the owner user to install inspect test maintain and operate these hand chain hoists accordance with ASME B30 16 Safety Standard for Overhead H oists These general instructions deal with the normal installation operation and maintenance situations encountered with the hand chain hoists described herein The instructions should not be interpreted to anticipate every possible contingency or to anticipate the final system or configuration that uses these hand chain hoists These instructions include information for a variety of hand chain hoists Therefore all instructions and information may not apply to one specific hand chain hoist Disregard those portions of the instructions that do not apply If the hand chain hoist owner user requires additional information or if any information in these instructions is not clear contact your local JET chain hoist distributor This hand chain hoist should not be installed operated or maintained by any person who has not read all the contents of these instructions and ASME B30 16 Safety Standard for Overhead Hoists Failure to read and comply with these instructions or any of the warnings or limitations noted herein can result in serious bodily injury or death and or property damage Only trained and qualified personnel shall operate and maintain this equipment Equipment described herein is not designed for and should no
5. Figure 3 U sing caliper type gauge measure inside length of 5 links under light tension Refer to Figure 4 Replace chain if measurement exceeds maximum allowable gauge length as follows CAPACITY CHAINWIRE 5LINKS 5 LINKS em DIAMETER NORMAL MAXIM ER FIGURE 3 FIGURE 4 5 and 10 139 6mm INSTALLING LOAD CHAIN WARNING DO NOT ADD TO LOAD CHAIN REPLACE ENTIRE CHAIN To install load chain into load chain sprocket jie 2 3 4 Position load chain sprocket by rotating handchain wheel so that wide and narrow grooves show Using a forked poker insert top chain link into sprocket grooves so that chain will wind up and back over sprocket Welds must be away from sprocket Rotate handchain wheel so that load chain winds around sprocket Stop when chain falls 6 to 8 inches at back of sprocket Attach end link of the load chain to the chain anchor To install load chain anchor when replacing old chain l 2 3 4 Remove cotter pin and chain anchor pin chain anchor Insert bottom chain link into chain anchor Insert chain anchor pin through anchor brackets and chain link Insert cotter pin through hole in anchor pin and secure To install load chain into lower hook 1 2 1 1 1 2 and 2 ton 2 3 4 5 6 T 1 11 12 13 14 Remove cotter pin from castle nut and remove nut Insert last chain link into lower hook slot Check that chain is not twisted Insert chain bolt into lower hook s
6. JET EQUIPMENT 6 TOOLS LTD OPERATOR S MANUAL L90 MODEL CHAIN HOISTS 72TON THROUGH 10 TON BRANCHES Vancouver Edmonton Winnipeg Toronto Montreal 3260 Production Way 4120 78 Avenue NW 951 Powell Avenue 416 Watline Avenue 4620 rue Garand 123 11 Morris Drive Burnaby B C Edmonton Alberta Winnipeg Manitoba Mississauga Ontario St Laurent Quebec Dartmouth Nova Scotia V5A 4W4 T6B 3M8 R3H 0 4 L4Z 1X2 H4R 2A2 B3B 1M2 Tel 604 444 5300 Toll free Tel 204 632 6970 Tel 905 502 8665 Sans frais Tel 902 468 8324 Toll free 1 800 472 7685 Tel 1 800 468 1628 Toll free 1 800 665 7524 Toll free 1 800 387 3879 Tel 1 800 363 2885 Toll free 1 800 472 7686 Fax 604 444 9227 Fax 1 800 663 7742 Fax 204 694 9534 Fax 905 502 7707 Fax 1 800 267 3310 Fax 902 468 3461 TABLE OF CONTENTS WARRA NIE ROTC ss en cant in cae i ee pln e Sein is sl Gn oh ane foe Gn 1 INBORMA TION FOR TOUR esate ae tae sa cae ale ae atk hs Sak a leh 1 PRIOR TOMINSTAL EA TION ck tae eee Nee CER Eee EES Mee PRES CED OE Ge Ce Ee Oa Real ORD 2 SAP EI PRECAUTIONS et oats taa a eas aS Sane oe eS oe ee g id ee 2 INSPECTION A NEM AINE NANG ES sigra aj be Mure Re ua ba eae bed bare BS Bure BE Bers 3 HOOK Ss aed eit en eb Sh ee od EA Oe EE oe WO BA ee 4
7. ar stock piles machinery or other obstructions when hoisting and travelling the load 3 Eliminate any twists or kinks in the load chain SAFETY PRECAUTIONS A READ these instructions and ASME B30 16 Safety Standard for Overhead Hoists before installing operating or maintaining this equipment B WARN personnel of approaching loads C DONOT 1 Lift more than rated load 2 Operate hoist when it is restricted from forming a straight line with the direction of loading 3 Operate with twisted kinked or damaged chain 4 Operate if chain is not seated in sheaves or sprockets 5 Wrap chain around load or use chain as a sling 6 Operate unless load is properly applied to the saddle or bowl of the hook 7 Operate if load is applied to the tip of the hook 8 Operate with damaged or missing hook latches 9 Lift people or lift loads over people 10 Operate with side pulling or side loading of load to hoist 11 Operate a damaged malfunctioning hoist 12 Operate with other than hand power 13 Remove deface or obscure warning label or labels on hoist 14 Leave load suspended when hoist is unattended unless specific precautions have been instituted and are place 15 Lengthen load chain or repair damaged load chain by welding 16 Usechain as a ground for welding INSPECTION AND MAINTENANCE Prior to initial use all new modified and repaired hoists shall be inspected in accordance with Table 2 Thereafter inspections shall
8. be conducted at intervals shown Table 1 and items to be inspected are indicated Table 2 by Frequent or Periodic Frequent Inspections Visual inspection by the oeprator or other authorized person This inspection includes listening for unusual sounds while the hoist is operated that may indicate deficiencies Periodic Inspections A udible visual inspection as for Frequent Inspections with some disassembly to allow more detailed inspection if external conditions indicate the need Exception Brakes require more than audible visual inspection Check daily by operating hoist with and without load stopping at various positions to test holding power and amount of drift if any occurs TO ADJUST BRAKE Refer to Figure 1 1 Fully tighten nut to position A 2 Slack off nut from position A to position B and insert cotter Key FIGURE 1 TABLE 1 FREQUENCY OF INSPECTION SERVICE FREQUENT F PERIODIC P INSPECTION INSPECTION M onthly Annually W eekly to M onthly Semi A nnually Daily to Weekly TABLE 2 INSPECTION CHART In chart F indicates Frequent Inspection P indicates Periodic Inspection LOCATION CHECK FOR ae LOCATION CHECK FOR an Braking mechanism Slipping under load ne Hook Retaining Not tight or secure M embers Hard to release Pins Bolts Nuts Brake Parts Hook Latch Damaged does not close GE Brake Discs Glazing Suspension M embers Excessive wear Sheaves hand wheels chain attachm
9. ents suspension bolts or Pawl Spring Corrosion stretch Broken or worn teeth on et 5 in excess of normal throat Load Block Suspension Distortion opening Housing Cracks dve penetrant magnetic Trollev Supporting Structure Possible inabilitv to particle or other suitable detection continue supporting method imposed loads Bolts Nuts Rivets Not tight or secure WARNING Removed or illegible vy Refer to ASME B30 16 for additional information on inspection test and maintenance 3 HOOKS WARNING 1 Any hook that requires replacement because of excessive bends twists or throat opening indicates abuse or overloading of the hoist Therefore other load supporting components of the hoist should be inspected for possible damage when such conditions are found 2 Never repair hooks by welding or reshaping Heat applied to the hook will alter the original heat treatment of the hook material and reduce the strength of the hook 3 Never weld handles or other attachments to the hook Heat applied to the hook will alter the original heat treatment of the hook material and reduce the strength of the hook HOOKS INSPECTION Refers to ASME B30 10 Safety Standard for Hooks Inspect hooks and measure hook throat opening at least once a month Between regular inspections check visually daily for deformation distortion twisting damage and missing or damaged hook latches Inspect as follows 1 Mea
10. lot Insert chain bolt through lower hook slot and chain link Secure castle nut to end of bolt Insert cotter pin into castle nut and secure o install load chain into lower hook 3 5 and 10 After installing load chain into load chain sprocket run remaining chain through hands removing any twist Last link of chain must be in same direction as first If not cut off last link Insert last link into left hand pulley of lower hook Pull chain through and up from underside of pulley Check that chain stopper is on right hand side Insert last link into right hand pulley of upper hook moving chain up back then down Check that chain is not twisted and welds face away from pulley Insert last link into right hand pulley of lower hook pulling up from underside of pulley Check that chain is not twisted Insert last link over left hand pulley of upper hook moving chain up back then down To prevent free wheeling of chain insert screwdriver securely into link at base of upper pulley Remove cotter pin castle nut and chain bolt in lower hook slot Insert last link into slot Check that chain is not twisted Position bolt back through lower hook slot and last chain link Place castle nut onto end of bolt Secure cotter pin in tapered hole of bolt Remove screwdriver from link at base of upper pulley Install load chain for 3 ton and 5 ton hoists in same manner as above but allow for fewer falls of chain 5 __
11. sure hook throat opening from metal to metal of the hook as shown by dimension Figure 2 DO NOT measure from latch to metal Hook must be replaced when throat opening measurement has increased 5 over the original throat opening dimension of a new hook as follows TONS NEW HOOK REPLACE HOOK 2 Measure hook at load bearing point base bowl or saddle of the hook Hook must be replaced when wear at load bearing point is 10 of the original depth of the hook load bearing point 3 A bend or twist of the hook exceeding 10 from the plane of the unbent hook requries replacement of the hook 4 A hook latch that 15 missing shall be replaced 5 A hook latch that is inoperative shall be repaired or replaced 6 A hook with a hook latch that does not close the throat opening of the hook shall be removed from service until the latch 15 replaced or repaired 7 Hooks having damage from chemicals corrosion or deformation shall be repaired or replaced CHAIN Inspect chain at least once a month Between regular inspections check visually daily for nicks gouges weld splatter corrosion or distorted links Inspect chain thoroughly if it does not feed smoothly over load sheaves Inspect as follows 1 2 3 4 Clean chain with solvent before inspection Test hoist with load and observe operation of chain over load sheaves Slacken chain and inspect contact points for excessive wear Refer to
12. t be used for lifting supporting or transporting people User should not use this hand chain hoist in conjunction with other equipment unless necessary and or required safety devices applicable to the system are installed by the user M odifications to upgrade rerate or otherwise alter these hand chain hoists shall be authorized only by the original equipment manufacturer or qualified professional engineer 1 PRIOR INSTALLATION Check for damage during shipment Place claim with carrier if any damage 15 discovered DO NOT install or use a damaged hand chain hoist Check and verify that structure or other equipment that will support the hand chain hoist has a rated load capacity equal to or greater than the rated load capacity of the hand chain hoist to be used OPERATION Before initital operation of hoist 1 Read and comply with all instructions and warnings furnished with or attached to hoist 2 Check lubricant 3 Check operation of brake 4 Check that chain is properly seated in sheaves and that chain is not twisted kinked or damaged Before each shift 1 Inspect hooks for nicks gouges cracks and signs of pulling apart or twisting 2 Inspect hook latch for proper operation 3 Check chain for kinks or twists 4 Check operation of brake 5 Replace warning label if missing or illegible Before operating 1 Be certain all personnel are clear of the load to be lifted and moved 2 sure load will cle
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