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35

JLC680-2 Rev AA

April 2019

FIGURE 24 — CHAINING PARTS

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Содержание Coffing JLC Series

Страница 1: ...The use of any hoist presents some risk of personal injury or property damage That risk is greatly increased if proper instructions and warnings are not followed Before using this hoist each operator...

Страница 2: ...ervicio situados estrat gicamente en Estados Unidos y Canad Estas instalaciones se han seleccionado en base a su capacidad demostrada en la reparaci n de equipos y suminstro de piezas de repuesto de f...

Страница 3: ...ing action is secure before continuing 26 Shut down a hoist that malfunctions or performs unusually and report such malfunction 27 Make sure hoist limit switches function properly 28 Warn personnel of...

Страница 4: ...ur loads Then match them The application the size and type of load the attachments to be used and the period of use must also be taken into consideration in selecting the right hoist for the job Remem...

Страница 5: ...er 7 Hooks 7 Chains 8 Limit Switch Adjustment 9 Brake 9 Hoist Controls 10 Wiring 10 Lubrication 10 Hoist Repairs 10 Power Cord Precautions with 1 Phase Hoists 12 TROUBLESHOOTING 13 WIRING 15 INSPECTIO...

Страница 6: ...t to operate the hoist beyond normal maximum lift range 14 Align hoist for a straight line pull Avoid side pull or end pull 15 Do not operate hoist with twisted or damaged chain 16 Do not operate a da...

Страница 7: ...roughly familiar with all warnings instructions and recommendations in this manual SECTION III INSTALLATION 1 Before installing the hoist check the following a Make sure all supporting structures and...

Страница 8: ...hain stripper between top lugs Insert long attachment pin and replace retaining clip 4 Feed the remainder of chain into container by operating hoist in the UP direction to the top limit This will perm...

Страница 9: ...y releasing the UP button and reducing the load to within the rated capacity of the hoist See GEARING page 10 for additional instructions on this device The overload limiting clutch is an emergency pr...

Страница 10: ...or wear beyond the stated limits to any portion of the chain requires that the entire length of chain be replaced CHAIN REPLACEMENT WITH CHAIN IN HOIST Refer to Figures 3 4 1 Run hook up to its top li...

Страница 11: ...if it has been set previously ADJUSTING LOWER LIMIT SILVER NUT Refer to Figure 3 1 Suspend the hoist Carefully lower the load block to a point where the slack end loop of the chain hangs down 6 or mo...

Страница 12: ...heck oil level by removing the oil level fill plug from the side of the hoist With the hoist hanging level gear oil should be even with the hole Change oil periodically depending on the severity of th...

Страница 13: ...inspect all bearings Replace as necessary The overload slip clutch is factory calibrated and must not be disassembled or readjusted Do not disassemble or readjust the clutch or replace it with a clut...

Страница 14: ...e 8C Figure 8C Double Chain Hook Orientation When reassembled recheck the limit switch settings See LIMIT SWITCH ADJUSTMENT page 8 5 11 POWER CORD PRECAUTIONS WITH 1 PHASE HOISTS Electric hoists requi...

Страница 15: ...r brake requires adjustment 2 Check motor brake adjustment See BRAKE ADJUSTMENT page 9 3 Worn overload limiting clutch 3 Replace clutch 4 Low voltage 4 Determine cause of low voltage and bring up to w...

Страница 16: ...ll drastically shorten the life of motor contactor and brake 5 Brake dragging 5 Check brake adjustment See BRAKE ADJUSTMENT page 9 Lack of proper lifting speeds 1 Hoist overloaded 1 Reduce load to wit...

Страница 17: ...15 JLC680 2 Rev AA April 2019 SECTION VII WIRING Figure 9A Wiring Diagram for 115 230V 1 Phase Models Figure 9B Wiring Diagram for 1 Speed 230 460V 3 Phase Models...

Страница 18: ...r 1 Speed 208V and 575V 3 Phase Models Factory supplied diagrams will be numbered beginning with 985 for 575V and 987 for 208V Figure 9D Wiring Diagram for 2 Speed 3 Phase Models Factory supplied diag...

Страница 19: ...ed The frequent inspections are to be performed monthly for normal service weekly to monthly for heavy service and daily to weekly for severe service and they should include those items listed in Tabl...

Страница 20: ...ippage or excessive drift 2 Glazing contamination or excessive wear Hooks Excessive throat opening 15 bent or twisted more than 10 degrees damaged hook latch wear chemical damage worn hook bearing Cra...

Страница 21: ...tion Schedule RECOMMENDED LUBRICATION SCHEDULE COFFING ELECTRIC POWERED CHAIN HOIST Page and Reference No Component Type of Lubricant Type of Service and Frequency of Lubrication HEAVY NORMAL INFREQUE...

Страница 22: ...espondence orders for replacement parts 1 Hoist Model Number from identification plate 2 Serial number of the hoist stamped below identification plate 3 Voltage phase hertz from the identification pla...

Страница 23: ...13 Latch Kit Assembly 4X1305 2 14 Hook Retainer JM285 1 Ref no Description Part No Qty 15 JLC Coffing Decal Left Hand JLC677 2L 1 15 JLC Coffing Decal Right Hand JLC677 2R 1 16 Capacity Decal 1 8 ton...

Страница 24: ...861JR12 1 1 Hoist Motor 1 hp 115 230V 1Ph 861JR14 1 2 Stator Assembly 1 3 Rotor Assembly 1 4 End Shield 1 5 Rear Bearing 500K3 1 6 Front Bearing 1 7 Shim Washer JL4301 01 1 8 Thru Bolt HA3100A56 4 9...

Страница 25: ...60Hz 863JR9 1 1 2 hp 208V 3Ph 60Hz 863JR10 1 1 hp 208V 3Ph 60Hz 863JR12 1 Hoist Motor 2 Speed 1 4 hp 230V 3Ph 60Hz 873JR1 1 1 2 hp 230V 3Ph 60Hz 873JR2 1 1 hp 230V 3Ph 60Hz 873JR4 1 1 4 hp 460V 3Ph 6...

Страница 26: ...3 4 Brake Plate JF291 2 5 Plate Armature Assembly JF858 1 6 Spring 344J6 3 Ref no Description Part No Qty 7 Retainer JF710 1 8 Plate Frame Assembly JF857 1 9 Brake Coil 115V 853JL1 1 230V 853JL2 1 46...

Страница 27: ...No Qty 230 460V 909J10 8 6 Terminal Block 115 230V 909J14 4 7 End Plate 115 230V 909J15 1 230 460V 909J12 1 8 End Clamp 115 230V 230 460V 909J13 3 Single Voltage Models 909J13 1 9 Marking Strip 909J11...

Страница 28: ...1 Ref no Description Part No Qty Pri 230 460V Sec 115V 821J431 1 Pri 575V Sec 24V 821J452 1 Pri 575V Sec 115V 821J451 1 Pri 208V Sec 24V 821J472 1 Pri 208V Sec 115V 821J471 1 6 15 ft Power Cord Assem...

Страница 29: ...ength PB2100 16 1 2 Pushbutton Station Assembly 2 Button 1 Speed 36900R 1 3 Enclosure 36998R 1 4 Control Cable Assembly 6 ft Cable Length PBC2100 6 1 11 ft Cable Length PBC2100 11 1 16 ft Cable Length...

Страница 30: ...PB2200 16 1 2 Pushbutton Station Assembly 2 Button 2 Speed 36800R 1 3 Enclosure 36998R 1 4 Control Cable Assembly 6 ft Cable Length PBC2200 6 1 11 ft Cable Length PBC2200 11 1 16 ft Cable Length PBC22...

Страница 31: ...ant Control 2 Speed No E stop ECUR 1S 25P 25 PACK Rocket Pendant Control Single Speed No E stop ECUR 2S 25P 25 PACK Rocket Pendant Control 2 Speed No E stop Part No Ref No Description Qty Ecur 0001 St...

Страница 32: ...Lg Thd Roll Plstc 4 19 Screw M4 x 1 79 x 12mm Lg Thd Roll Plstc 1 18 Screw M4 x 1 79 X 33 5mm Lg Thd Roll Plstc 2 23 Strain Relief 1 27 Washer M3 x 6mm Od Sst 4 29 Washer M4 Lk Sst 2 28 Washer M4 x 8m...

Страница 33: ...sembly Includes items 4 8 918JG3 1 4 Switch 815J1 2 5 6 32UNC X 1 Screw H1402P 4 6 6 32UNC Elastic Locknut H3944 4 7 Limit Switch Bracket Guide Assembly Includes Item 8 JF900 3 1 Ref no Description Pa...

Страница 34: ...32UNC X 1 4 Screw 854823 3 7 Limit Switch Shaft Gear 117JG2 1 8 Limit Switch Nut gold SK6000 63W 1 9 Limit Switch Nut silver SK6000 63Z 1 10 Thrust Washer 255K16 1 11 Spring PB287 1 12 Bushing JF531 4...

Страница 35: ...33 JLC680 2 Rev AA April 2019 FIGURE 23 TRANSMISSION...

Страница 36: ...Output Pinion JL401A 1 20 Overload Clutch Assembly 1 8 ton 32 fpm 591JG22A 1 20 Overload Clutch Assembly 1 4 ton 16 fpm 591JG25A 1 20 Overload Clutch Assembly 1 4 ton 32 fpm 591JG22A 1 20 Overload Cl...

Страница 37: ...35 JLC680 2 Rev AA April 2019 FIGURE 24 CHAINING PARTS...

Страница 38: ...4 2 16 Load Block Frame 30J14 2 17 Load Block Pin 18J8 1 18 Slotted Hex Nut H3986P 1 19 Bearing JF510 1 20 Latch Kit 4X1304 1 21 Bottom Hook Assembly with Latch for 1 Ton Under 3JG20S 1 22 Bottom Bloc...

Страница 39: ...37 JLC680 2 Rev AA April 2019 NOTES...

Страница 40: ...YEAR FROM THE DATE THE DATE ANY ALLEGED CLAIM ACCRUES EXCEPT FOR THE WARRANTIES SET FORTH ABOVE SELLER MAKES NO OTHER WARRANTIES WITH RESPECT TO THE GOODS OR ANY REPLACEMENT PART WHETHER EXPRESSED OR...

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