CHANCE HOIST INSTRUCTION MANUAL
Contents
1. 056009 pO 71 309 0307 4 019673 J 309 0818 019661 019563 01 1563 BS 056646 P309 0794 019296 i 056646 i 309 0043 CON 309 0354 059036 6 P309 0347 0566 _ 6 0560 11 7 a 058613 Jre 056016 019305 2309 0044 019477 0560 062250 056871 056013 E309 0354 019486 019353 8 001 1 563 lt P309 0348 7 seers 056014 056010 06 lt gt P309 0822 056748 001 9997 309 0816 309 0466 9 01 0924 P309 0346 osses 2 L S 056646 01956 019562 Part No Part No Part No HANDLE SUBASSEMBLY 09 0810 DOG ASSEMBLY REMAINING PARTS NOT REQUIRING 309 0816 Subassembly 309 0354 SUBASSEMBLIES Oilite Bearing 058614 Dog Pawl P309 0353 019486 Pin P001 1368 Shalt P309 0791 Release Key P309 0346 a ee ec P309 0307 Hex Jam Nut 056748 UNLOADER PLATE PEMD ao E A 056009 Stop Bolt 019673 Subassembly 09 0356 P309 0352 056010 Snap Ring 056011 Machine Screw 056013 CHAIN amp HOOK ASSEMBL2. does not cover all details or situations in equipment use nor does it provide for every possible contingency to be encoun tered in relation to installation operation or maintenance Should additional information and details be desired or specific situa tions arise which are not covered adequately for the user s purpose consult your supervisor and the appropriate rules for safe work practices OPERATING INSTRUCTIONS FOR THE CHANCE ONE TON HOIST TO POSITION HOIST FOR USE AWARNING When placing the hoist in operating position care must be taken to make sure that the load hook and the housing hook of the hoist are on the same centerline If the hoist is restricted from adjusting itself to form a straight line with the direction of loading damage to the hoist could occur The hoist may be operated in any convenient position and the handle may be operated on either side of chain as shown by the arrows X and Y above on the draw ings to provide an upward or downward stroke for lifting or lowering Generally it is more convenient to lift or lower on a downward stroke To put the hoist in free wheeling turn the shift key finger to the Dn down position and hold the release key in the direction of the arrow Pull the chain in the Up direction approximately 2 links then pull on the hook side of the chain to get sufficient slack to hook onto the load To take up slack simply pull on the free end of the chain the hoist will ra
3. has a ball end to keep the hand from slipping off This ratchet type handle can be operated from either side of the housing to avoid guys poles conductors or other obstructions that would interfere with the lever motion of the handle The flexible heavy steel load chain will not kink bind or uncouple Simple Sturdy Construction The hoist housing and handle are made of heat treated aluminum the one piece shaft of hardened steel Ex tremely simple yet sturdy the construction of the Chance Hoist insures long dependable service All working joints are fitted with permanently lubricated oilite bearings All working parts are fully enclosed in the housing unit to provide protection for the hoist mechanism and to cover gearing for safety ONE TON HOIST One Ton Hoist 5 2 Ft Lift Catalog Approx No Description Wt Lbs 3011S One Ton Hoist Safety Hooks 1410 Both Ends 4 CAUTION The equipment covered in this instruction guide should be in stalled used and serviced only by competent personnel familiar with and following good work and safety practices This equip ment is for use by such personnel and is not intended as a substitute for adequate training and experience in safe proce dures for this type of equipment The information contained in this instruction guide has been compiled as a result of review of the product its intended appli cation and use considerations However this instruction guide
4. CHANCE HOIST INSTRUCTION MANUAL OPERATING amp SERVICING THE CHANCE ONE TON CHAIN HOIST INDEX GENERAL SPECIFICATIONG 2 OPERATING INSTRUCTIONS 3 PARTS 67 4 EXPLODED 4 DISASSEMBLY INSTRUCTIONS 5 MAINTENANCE PROCEDURES 6 WARRANTY 8 1 R R POWER SYSTEMS ING Copyright 2001 Hubbell Chance 210 N Allen Centralia Missouri 65240 Part No P309 0360 Rev R 12 01 CHANCE ONE TON HOIST The One Ton Hoist is rated to lift loads up to and including 2 000 pounds Relatively light in weight these rugged hoists are well balanced for easy handling and fast operation e Simple Controls are Easy to Operate The simple controls can be operated without removing heavy work gloves or rubber gloves Linemen like its well balanced easy to grip handle the half link and full link take up for accuracy and speed There are easy working hooks on both the housing and chain that swivel freely to allow for unwinding action of rope or wire under tension The hooks can be pulled in to a minimum distance of 11 inches for working in cramped quarters The chain free wheels for ease in hooking to the load The control lever locks automatically when the hoist is pulling a strain thus a load cannot be accidentally dropped Ratchet type Handle Note that the handle is shaped for easy gripping
5. IG 4 PRINCIPLE STOP AREA OF HANDLE CUT AWAY VIEW OF STOP AREA DAMAGED PAWLS CUT AWAY SHOWING PAWL PIN amp UNLOADER PLATE RELATIONSHIP A Handle Sub Assembly E309 0819 amp Related Parts All handles marked with Part No 19671 no revision letter or 19671 F should be re placed with 309 0819 because of possible part interchangeability problems 1 Examine stop surfaces for impact damages caused by such improper practices as al lowing handle to self ratchet and slamming the handle un necessarily during use Refer to fig 1 Excessive battering and sub sequent eroding of the stop surfaces on both the handle and housing can cause shear ing of the housing spring re taining screw 56163 As the surfaces are eroded away the clearance between the tip of the unloader plate and the screw is reduced enough to allow the unloader plate to strike the screw Refer to Fig 2 Screw shearing can also oc cur if the hoist is allowed to self ratchet the momentum of the unloader plate can cause it to exceed its normal amount of travel and strike the spring screw 2 Handle damage caused by apply cheaters extensions to in crease leverage and other im proper practices is quite com mon on hoists returned to the factory for repair Such hoists may have been dangerously overloaded as a result of such usage Any hoist exhibiting evi dence of this type of treatment and even undamaged hoists shoul
6. TON HOIST Procedure Check operation of the hoist thor oughly by lifting and lowering a minimum of 500 lb rated load pre ferred Lifting and lowering opera tions should be checked by operat ing the hoist in the two positions of operation that is using both down ward and upward strokes to lift and lower the test load After load testing thoroughly 3 examine the exterior hoist parts for Housing Stop Impact Damage Screw 56163 damage Check hooks for bending or opening caused by incorrectly loading the hook tip or jamming the housing out of line during load ing replace if bent or opened For swivel hook models inspect bear ings for wear On all models check all castings for wear taking correc tive measures if necessary Disassemble hoist carefully refer to disassembly instructions and ex Handle Stop Tip of Unloader Plate ploded view of hoist components Wash all parts in a suitable cleaner remove all oxides and foreign mate rial Examine mechanism for dam aged or excessively worn parts re fer to the accompanying photo graphs for typical examples Re place all parts showing evidence of excessive wear or indications of dam ages Particular attention should be given to the following areas Pin Wear At Point of Contact With Unloader Plate Inspect For Pin Wear At Point of Contact With Unloader Plate Severe Note Crease Crushing FIG 1 FIG 2 FIG 3 F
7. Y Washer 22 022 309 0325 Washer 056014 W Safety Hook 024000 Wear P309 0818 Dog Assembly 309 0354 Chain 019353 056871 Lockwasher 001 0924 Swivel All P309 0466 001 1485 Thrust Washer 056646 eee P309 0822 HOUSING SUBASSEMBLY 2555 309 0348 001 0997 SAFETY 070217 Groove Pin 001 1563 Housing 309 0044 All 019477 LUBRICANTS AVAILABLE ING 309 0794 Hex Nut 062250 Washer 056646 019562 Chance Tool Lube M1909 Shift Key P309 0043 Safety Latch 019561 Shift Key Finger 019296 Spring 019563 056163 Oilite Bearing 058613 ae Oilite Bearing 019305 gee Repair itemy marked EE EE 059036 Washier Spring ce scarce 0566894 N ew Shift Key P309 0043 required if handle or handle ass y is replacin
8. d be most carefully exam ined particularly the prin ciple load carrying members The holding and working dog assemblies pawls must be 6 checked and replaced if they show any evidence of creasing chipping or cracking The ratchet teeth on the forged heat treated shaft 09 0791 must be checked for missing or dam aged teeth and replaced if nec essary Refer to Fig 3 amp 10 3 The handle dog pawl should be examined for damage as out lined in part 2 and in addi tion the dog pin 19315 should be examined for bending or wear in the area that the pin con tacts the camming surface of the unloader plate Refer to Fig 3 amp 4 4 Stop bolt 19673 Check for bend ing or breakage Replace if nec essary B Housing Sub Assembly 070217 and related parts 1 Examine stop surfaces the 2 3 4 mating surfaces to the handle stops Reasons for damage and possible malfunctions are the same as outlined in section A part 1 Replace housing if damaged or worn Refer to Fig 5 Housing Hook should be re placed if the hook has been sprung or bent by misuse Re fer to disassembly instructions for replacement procedure Excessive hook play in the hous ing may be an indication that the bearing seat in the alumi num housing is worn in which case replace the housing Re fer to Fig 6 for correct hook adjustment Shift key P309 0043 should be examined for breakage or ben
9. ding particularly the cam ming surfaces Fig 7 and Fig 8 show the correct position of the shift key when the shift key finger 19296 isin up or dn position Shaft P309 0791 Factory re placement of this part is sel dom necessary on hoists re turned for repair Replacement is generally required because of extreme mistreatment of the hoist Breakage of the ratchet teeth caused by severe shock loading or repeated self ratch eting using the hoist asa maul foreign matter carried into the chain pockets and wedging causing breakage of the chain pocket sides Fig 9 amp 10 Check pin for wear or bending Battered Stop Area Adjust screw so that spring does not bind on unloader plate Damaged Housing FIG 5 New Housing Insert groove Hook Safety Latch Tighten nut to allow minimum clearance iat through when safety latch is pivoting back for FIG 7 Shift Key in Up Position disengagement FIG 6 Safety Hook Housing Slight marking caused by contact with stop bolt is normal Replace if damaged FIG 8 Shift Key in Down Position 5 Unloader plate 309 0356 inspect for breakage or wear on camming surfaces Chain Examine links for damage or wear Thoroughly clean and remove any oxides or dirt Coat chain with a light coat of machine oil OLD NEW Lubrication After repairs or rou tine cleaning the hardened steel parts should be lightly lubricated
10. e when unloader plate is replaced on the shaft 8 To remove shaft P309 0791 the ratchet gear and chain socket are integral remove ring 056871 and free the end of the chain 19353 This will allow the chain to be pulled through the hous ing Then by removing interlock ing snap ring 56011 the shaft can be slid through its bearing 9 Hook 19562 is assembled to hous ing P309 0044 and the nut is pinned in place If hook is to be replaced it must be sawed through shank adjacent to the top of the housing 10 The shift key P309 0043 can be removed by backing out the drive lock pin 59036 holding the shift key finger 19296 to the shift key 11 The Oilite bearings 58618 58614 19305 can be removed and re placed by pressing them out and pressing the new ones in reassemble follow these instructions in the reverse manner replacing parts in the same position as noted when re moved It is important that the hoist be inspected cleaned and relubricated pe riodically depending on working condi tions degree of mechanical aptitude Sound judgment must be exercised in deter mining degree or extent of repairs nec essary Replacing a single faulty part in an otherwise worn assembly is not as desirable as an an extensive rebuild Hoists returned to the A B Chance Company for repair are thoroughly cleaned checked and rebuilt to near new condition INSTRUCTIONS FOR SERVICING THE CHANCE ONE
11. g No 24433 or No 19671 handle ass y or HOOR 019562 handie Safety Latch 019561 019563 Pinsen P309 0347 Groove P001 1563 4 Pi 056016 Disassembly Instructions for Periodic Inspection and Repair or Replacement of Parts for One Ton Hoist In order to best visualize these in structions study and refer to the exploded view of the hoist 1 Remove bolt P001 0997 from shaft P309 0791 Remove cap P309 0822 washer P001 1485 amp spacer P309 0325 if used 2 Push release key P309 0346 in the indented area of the handle in the direction marked release to disengage the handle dog 309 0354 from the unloader plate and lift handle P309 0816 off the shaft This will expose the mecha nism 3 The housing dog 309 0354 may be removed by first removing screw 56013 and washer 56014 from the post supporting the dog Tor sion spring 56010 can be re moved after the dog if needed 4 When reassembling handle dog 309 0354 and spring 56010 place the short leg of the spring to the pin on the dog and the long leg of the spring against handle hous ing 09 0816 5 Ifnecessary to replace the dog post 19486 or release key P309 0346 remove nut 56748 and press the dog post out of housing P309 0816 with a careful and steady force In replacing the new dog post be certain it is pressed in straight u
12. sing an even pressure and that release key is in position before pressing post into housing The hoist is designed to provide rugged service Initiating a program of periodic inspection cleaning and repair will in crease the service life of the hoist Time intervals between routine clean ing and inspection will depend entirely upon severity of usage and the environ ment in which the hoist is operated A program ofregular maintenance can best 6 The housing dog 309 0354 can be removed by unhooking the long extension spring 56009 from the unloader plate 309 0356 and screw 56163 in the housing and the short extension spring P309 0352 from the dog post and spring anchor pin P309 0347 Remove snap ring 56011 and remove un loader plate and lift dog 309 0354 off post To remove Interlocking Snap Ring pry one end apart using screwdriver Parts may fly away when Ring un snaps 5 reinstall hook end and close with pliers 7 Inreplacing the housing dog make sure the pin which is permanently Periodic Maintenance be determined by the user to suit his particular needs Without question any hoist not func tioning properly or showing external damage should be tagged as defective and sent to the repair area Extensive repairs should be attempted only by personnel with a reasonable 5 secured to the dog is faced to the outside so that it will project through the unloader plat
13. tchet even though the release key is not depressed TO LIFT A LOAD Turn the shift key finger to Up and operate the handle The handle may be operated on either side of chain as shown by the arrows X and Y on the drawing TO LOWER A LOAD Turn the shift key finger to Dn down and operate the handle The handle may be operated on either side of chain as shown by the arrows X and Y on the drawing TO SHIFT HANDLE To change position of handle from side marked X to side marked Y press release key in direction of arrow CARE The Chance Hoist is designed to provide long and rugged service Observing the suggestions listed below will increase the service life of the hoist 1 The hoist should be inspected cleaned and re lubri cated periodically depending on usage conditions 3 Hoist Hook Shift Key Finger i 2 When lowering a light or bouncing load do not flip or otherwise cause the handle to become self ratcheting Allowing the handle to self ratchet causes undue wear on the stop areas and reduces the wear life of the hoist In addition the free ratcheting handle could strike the operator 3 When operating the handle it is not necessary to slam the handle past the ratcheting position Constant impact will increase wear of the hoist mechanism Repair Parts List for Chance One Ton Hoist 019562 056 63 056009 P309 0347 309 0352 09 0556 056163
14. with grease Greases that become stiff when exposed to cold should not be used they impair the mecha nism Working conditions will dictate fre quency of lubrication and cleaning Use in sandy or dusty areas will require frequent servicing Expo sure to salt spray or other corrosive environment will also increase ne cessity for servicing Reassemble Recheck operation thoroughtly as specified in Sec 1 This is most important Any hoist not functioning properly after servicing or disassembly when the reason for malfunctioning cannot be determined should be returned to the A B Chance Com pany for rework Date of repair or inspection should be stamped on the housing To best visualize the principle of opertation of the chain hoist a cut away handle similar to the one pic tured in this manual can prove in valuable Trouble shooting malfunc tions in hoists can also be aided bya cut away handle NOTE Because Hubbell has a policy of continuous product improvement we reserve the right to change design and specifications without notice Part No P309 0360 Rev R 12 01
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