Coffing Hoists ELC Series Скачать руководство пользователя страница 31 | Manualshive

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Figure 22 - Gearbox

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(**) NOTE: Orient output gear (32) with long boss

towards gear housing (2) on 1/2 ton &
under models and towards gear box cover
(3) on 1 & 2 ton models.

(*) NOTE: This stage of gearing is not required on 32

FPM models.

**

Contact your nearest Coffing Service Center for parts
and service. For a complete list, see pages 34 and 35.
Please have the hoist model number, serial number, and
part number with description available for reference.

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Содержание ELC Series

Страница 1: ...d this manual to the hoist operator Failure to operate the equipment as directed in the manual may cause injury Should you have any questions or have problems with this product please call Coffing Hoists at 800 477 5003 Before using the hoist fill in the information below Model No Serial No Purchase Date Follow all instructions and warnings for inspecting maintaining and operating this hoist Elect...

Страница 2: ...d This warranty does not apply where deterioration is caused by normal wear abuse improper or inadequate power supply improper or inadequate maintenance eccentric or side loading overloading chemical or abrasive actions excessive heat unauthorized modifications or repairs or use of non Coffing repair parts EXCEPT AS STATED HEREIN COFFING HOISTS MAKES NO OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDIN...

Страница 3: ...eave load supported by the hoist unattended unless specific precautions have been taken 19 NOT allow the load chain or hook to be used as an electrical or welding ground 20 NOT allow the load chain or hook to be touched by a live welding electrode 21 NOT remove or obscure the warnings on the hoist 22 NOT operate a hoist on which the safety placards or decals are missing or illegible 23 NOT operate...

Страница 4: ... excess of the values listed when lifting It is critical to ensure that the voltage at the reversing contactor does not drop below 10 of the nominal voltage while lifting a load Low voltage will result in higher amp draw damage to the hoist and potential fire hazards Coffing Hoists is not responsible for any damages caused by an inadequate power source Lifting Model Capacity Speed HP Reeving lbs f...

Страница 5: ...the unit daily before operating hoist 8 Cluttered areas and benches invite accidents 9 The operator should not engage in any practice which will divert his attention while operating the hoist 10 Before using the hoist the operator should be certain that all personnel are clear 11 Do not operate hoist with loads exceeding its rated capacity 12 Supporting frames or beams used as a hoist hanger must ...

Страница 6: ... bottom If either switch is not correct adjust according to LIMIT SWITCH ADJUSTMENT page 8 CHAIN CONTAINER Optional Accessary Refer to Table 4 For installations where the slack chain hanging from the hoist may be objectionable or hazardous the use of a chain container is recommended Available chain containers include the standard metal containers designed for lifts of up to 50 ft on single chained...

Страница 7: ...ds while the hoist is being operated If the load being lifted exceeds the lifting capability of the overload clutch the hoist motor will continue to run causing overheating of both the clutch and hoist motor This condition should be avoided by immediately releasing the UP button and reducing the load to within the rated capacity of the hoist See GEARING page 11 for additional instructions on this ...

Страница 8: ...cover 3 Using a screwdriver pry the spring guide plate out of the slots in the limit switch nuts See Figure 3 Turn the gold nut back to about the center of the threaded screw Do not disconnect the wires from the limit switches 4 Remove the load block assembly from the old chain On double chained hoists detach the chain from the chain support and pull it through the load block assembly See Figure 4...

Страница 9: ...on its side and replace the four screws and tighten securely 9 Follow steps 11 through 14 in the previous section CHAIN REPLACEMENT WITH CHAIN IN HOIST to complete the chain replacement procedure LIMIT SWITCH ADJUSTMENT IMPORTANT Before placing hoist in operation check the limit switch adjustment Limit switches are provided to protect the hoist against damage resulting from overtravel or to allow ...

Страница 10: ...WER SUPPLY and remove the electrical cover 2 With reference to Figure 6 the gap between the brake armature A and the field B should be checked The correct gap is 0 015 Adjustment should not be necessary until gap reaches 0 040 3 Adjust the gap using a 9 16 socket on the 3 locknuts F Check with a feeler gauge to be sure the gap is the same on both ends of the solenoid 4 Adjustment is now complete a...

Страница 11: ...igure 13 The terminal blocks and end clamps snap off of the rails on the plate using a small screwdriver DO NOT SLIDE THE END CLAMPS The reversing contactor can be slid off the rail but it must be snapped on Where the contactor fits the rail one side has springs or pads that apply pressure against the edge of the rail By pressing against that side at the base of the contactor you can snap the part...

Страница 12: ...es See CHAIN REPLACEMENT WITH NO CHAIN IN HOIST page 8 While this section is apart check the following Load Sheave Chain Chain guides and plates Bearings Chain support on 2 ton models Replace parts as necessary including screws lockwashers etc When reassembled recheck the limit switch settings See LIMIT SWITCH ADJUSTMENT page 8 Figure 8 Assembled Gearing M a x i m u m L e n g t h o f P o w e r C o...

Страница 13: ...or short circuit Check all connections in control circuit Check for burned contacts Replace as needed 4 Loose screw clamps 4 Ensure that screw clamps are tightened on the terminal blocks and reversing contactor Hook raises but will not lower 1 Hoist overloaded 1 Reduce load to within rated capacity of hoist 2 Low voltage 2 Determine cause of low voltage and bring up to within plus or minus 10 of t...

Страница 14: ...ent 1 See BRAKE ADJUSTMENT page 9 2 Low voltage 2 Ensure that the voltage at the reversing contactor is within 10 of the nominal voltage while lifting a load Motor brake noise or chatter while starting hoist 1 Hoist overloaded 1 Reduce load to within rated capacity of hoist 2 Brake dragging 2 Check for proper brake adjustment or other defects 3 Low voltage 3 Ensure that the voltage at the reversin...

Страница 15: ...L 800 477 5003 FAX 800 374 6853 Figure 9B Wiring Diagram for 1 Speed 230 460V 3 Phase Models Figure 9C Wiring Diagram for 1 Speed 208V 380V 575V 3 Phase Models Factory supplied diagrams will be numbered beginning with 985 for 575V 987 for 208V and 988 for 380V ...

Страница 16: ...79 Wadesboro NC 28170 USA TEL 800 477 5003 FAX 800 374 6853 Figure 9D Wiring Diagram for 2 Speed 3 Phase Models Factory supplied diagrams will be numbered beginning with 983 for 230 or 460V 985 for 575V 987 for 208V and 988 for 380V ...

Страница 17: ...aged threads corrosion Sheaves Distortion cracks and excessive wear Build up of foreign substances Housings Load Block Cracks distortion Excessive wear internal build up of foreign substances Wiring and Terminals Fraying defective insulation Hoist Reversing Contactor other Electrical Loose connections burned or pitted contacts Apparatus Supporting Structure and Trolley Damage or wear which restric...

Страница 18: ...igure 11 Recommended Lubrication Schedule RECOMMENDED LUBRICATION SCHEDULE COFFING ELECTRIC POWERED CHAIN HOIST PAGE AND COMPONENT TYPE OF LUBRICANT TYPE OF SERVICE AND REFERENCE NO FREQUENCY OF LUBRICATION HEAVY NORMAL INFREQUENT Pages 32 33 Load Chain SAE 90 gear oil Daily Weekly Monthly Ref No 18 Pages 30 31 Gearing SAE 90 extreme pressure EP gear oil At periodic inspection see Figure 10A Pages...

Страница 19: ...S 1 Swivel Hook 3M205A01S 1 13 Latch Kit Assembly 4X1305 1 14 Hook Hole Cover JF277 1 1 15 Suspension Lug 50KG84 1 16 Coffing Decal JL677 2 17 Capacity Decal 250 lbs JL675 1 1 1 4 Ton JL675 2 1 1 2 Ton JL675 3 1 1 Ton JL675 4 1 2 Ton JL675 5 1 ELCET Trolley Lug Mounted 1 Ton Under 09290 1 2 Ton 09291 1 Also requires item No 15 Nylon cover 1 8 Ton 08770W 1 1 4 Ton 08771W 1 1 2 Ton 08772W 1 1 Ton 08...

Страница 20: ...6 Front Bearing 732012C 1 7 Shim Washer JL4301 01 1 8 Capacitor 1 4 1 2 hp JL810 7 1 1 hp JL810 4 1 9 SINPAC Starting Switch 839J2 1 10 Capacitor Start Switch Cover JL3108 03 2 11 Gasket JL564 1 12 Thru Bolt 1 4 1 2 hp JL003801 41 4 1 hp JL003801 19 4 13 10 Spring Lockwasher H4082P 4 14 8 32UNC X 5 16 Screw H2751 3 Ref Description Part Qty Ref Description Part Qty No No No No Not available as an i...

Страница 21: ... 1 1 hp 575V 3Ph 60Hz 873JL12 1 1 4 hp 208V 3Ph 60Hz 873JL13 1 1 2 hp 208V 3Ph 60Hz 873JL14 1 1 hp 208V 3Ph 60Hz 873JL16 1 2 Stator Assembly 1 3 Rotor Assembly 1 4 End Shield JL021209 20 1 5 Rear Bearing 500K3 1 6 Front Bearing 732012C 1 7 Shim Washer JL4301 01 1 8 Thru Bolt 1 Speed 1 4 1 2 hp JL003801 62 4 1 hp JL003801 35 4 Thru Bolt 2 Speed 1 4 hp JL003801 19 4 1 2 hp JL003801 17 4 1 hp JL00380...

Страница 22: ...ate Frame Assembly JF857 1 9 Brake Coil 115V 853JL1 1 230V 853JL2 1 460V 853JL3 1 575V 853JL4 1 208V 853JL5 1 380V 853JL6 1 415V 853JL7 1 10 Locknut H3978 3 11 Adapter JL142 1 12 Screw H2976P 2 13 Retaining Ring H5501 2 14 Shading Coil 860J1 2 Shading Coil Adhesive H7812 1 15 Spacer for 1 4 hp JL141 3 Spacer for 1 2 hp 141J2 3 Ref Description Part Qty Ref Description Part Qty No No No No NOTE Refe...

Страница 23: ... 909J11 1 10 15 ft Power Cord Assembly 115 230V 1 2 hp 3 cond 951JL1 1 115 230V 1 hp 3 cond 952JL1 1 3 Phase 4 cond 953JL1 1 11 PB Cable Assembly See Figures 18 19 1 12 Panel Standoff Spacer 110JL1 2 13 1 4 Internal tooth Lockwasher H4134 2 14 1 4 20UNC X 4 Screw H1110P 2 15 8 32UNC X 5 16 Screw H2751 2 16 8 External tooth Lockwasher H4158 2 17 1 4 Flatwasher H4002P 1 18 10 24UNC X 1 2 Screw H2970...

Страница 24: ...Sec 24V 821J482 1 Pri 380V Sec 115V 821J481 1 6 15 ft Power Cord Assembly 953JL1 1 7 PB Cable Assembly 1 See Figures 18 19 8 Panel Standoff 110JL1 2 9 1 4 Internal tooth Lockwasher H4134 2 10 1 4 20UNC X 4 Screw H1110P 2 11 8 32UNC X 5 16 Screw H2751 2 12 8 External tooth Lockwasher H4158 2 13 1 4 Flatwasher H4002P 1 14 10 24UNC X 1 2 Screw H2970 1 15 End Clamp 909J13 2 16 Grommet H9086 2 The coil...

Страница 25: ... 10 11 4 5 13 14 15 4 8 4 9 16 3 2 1 Contact your nearest Coffing Service Center for parts and service For a complete list see pages 34 and 35 Please have the hoist model number serial number and part number with description available for reference ...

Страница 26: ... 1 4 Enclosure 36998 1 5 Gasket 36986 1 6 Contact Assembly Includes items 6 7 when ordered 36987 1 7 Button Assembly 36988 1 8 Grommet 36989 1 Hardware Kit 36939 1 Includes items 9 16 Warning Tag 687K3W 1 Parts List for 1 Speed Pushbutton Station Ref Part No Description No Qty Equal to cable length pushbutton drop Not shown Contact your nearest Coffing Service Center for parts and service For a co...

Страница 27: ...16 9 24 30 7 10 2 19 21 31 3 1 Figure 19 2 Speed Pushbutton Station Contact your nearest Coffing Service Center for parts and service For a complete list see pages 34 and 35 Please have the hoist model number serial number and part number with description available for reference ...

Страница 28: ...e PB289 2 13 Common Contact Plate PB290 3 14 Contact Washer PB291 2 15 Screw H1852P 2 16 Boot Washer PB293 2 17 Grommet PB294 1 1 18 Enclosure Cap PB295 1 19 O Ring X6477 1 3 20 Rubber Seal H7851 1 21 Screw H2925 3 22 Screw H2992 4 23 Screw H2993 8 24 Warning Tag PB296 1 25 Lockwasher H4160 8 26 2 Speed Adapter PB308 1 27 Insulating Bushing 755J1 2 28 Lower Spring 344J5 2 29 Contact Button 201J1 2...

Страница 29: ...ut silver SK6000 63Z 1 11 Limit Switch Nut gold SK6000 63W 1 12 Retaining Ring H5520 1 13 Insulator JF754 1 14 Limit Switch Stub Shaft JL140 1 15 E Ring H5563 1 16 Spring JF343 3 1 17 10 24UNC X 1 2 Screw H2970 2 Parts List for Limit Switch Assembly Ref Description Part Qty Ref Description Part Qty No No No No 10 12 15 9 11 16 14 7 3 2 4 17 13 1 6 5 6 4 5 8 Contact your nearest Coffing Service Cen...

Страница 30: ...129J1 1 17 Frame and Guide Assembly 258JG7 1 18 End Plate 258J8 1 19 8 32UNC X 3 8 Screw H2741P 2 20 Drive Pinion 427J1 1 21 Retaining Ring H5520 1 22 Limit Switch Stub Shaft JL140 1 23 E Ring H5563 1 24 10 24UNC X 3 8 Screw H2981P 2 Ref Description Part Qty Ref Description Part Qty No No No No Parts List for Long Lift Limit Switch Parts 1 7 13 10 14 14 13 6 15 5 19 5 18 20 12 6 21 17 24 16 4 22 2...

Страница 31: ...ng boss towards gear housing 2 on 1 2 ton under models and towards gear box cover 3 on 1 2 ton models NOTE This stage of gearing is not required on 32 FPM models Contact your nearest Coffing Service Center for parts and service For a complete list see pages 34 and 35 Please have the hoist model number serial number and part number with description available for reference ...

Страница 32: ...r for 8 16 fpm JL426 1 22 Intermediate Pinion 1 2 Ton Under 16 fpm JL402A 1 1 2 Ton JL403A 1 23 Bearing 500K36 2 24 Output Pinion JL401 1 25 Overload Clutch Assembly 1 8 Ton 32 fpm 591JG22 1 1 4 Ton 16 fpm 591JG25 1 1 4 Ton 32 fpm 591JG22 1 1 2 Ton 16 fpm 591JG16 1 1 2 Ton 32 fpm 591JG21 1 1 2 Ton 591JG17 1 26 Retaining Ring H5503 2 27 Bearing JF504 2 2 28 Load Sheave Shaft Assembly __ 1 See Figur...

Страница 33: ...28 23 21 25 35 36 35 34 7 10 32 31 36 46 47 41 24 44 33 50 19 45 48 37 38 38 37 49 42 40 43 26 30 39 13 8 12 3 14 31 11 33 32 2 Contact your nearest Coffing Service Center for parts and service For a complete list see pages 34 and 35 Please have the hoist model number serial number and part number with description available for reference ...

Страница 34: ...Load Block Frame threaded JF20 3 1 29 Load Block Screw JF700 1 30 Bottom Block Assembly 1 Ton 913JG3AS 1 31 Load Block Frame 30J14 2 32 1 4 20UNC x 1 Socket Head Cap Screw S49 77 2 33 1 4 Internal tooth Lockwasher H4134 2 34 Load Block Pin 18J8 1 35 Bottom Hook Assembly w Latch 1 Ton Under 3JG20S 1 36 Latch Kit 4X1304 1 37 Slotted Hex Nut H3986P 1 38 Bearing JF510 1 39 Bottom Block Assembly 2 Ton ...

Страница 35: ...ax 501 375 4254 HANDLING SYSTEMS CONVEYORS INC 10909 East Otter Creek Rd Mabelville AR 72103 501 455 5898 Fax 501 455 6179 ARIZONA MECHANICS TOOL SERVICE 1301 E Apache Park Place Tuscon AZ 85714 520 889 8484 AZ only 800 372 6700 Fax 520 889 6668 CALIFORNIA ARROW CRANE HOIST CORP 12714 South Carmenita Road Santa Fe Springs CA 90670 562 921 8328 Fax 562 921 9307 IDG CALIFORNIA 6842 Walker Street LaP...

Страница 36: ...NGINEERED SYSTEMS INC 1121 Duncan Reidville Road Duncan SC 29334 864 879 7438 or 800 879 7438 Fax 864 848 3143 TENNESSEE HOIST CRANE CO 2508 Perimeter Place Nashville TN 37214 615 242 3383 or 888 464 7811 Fax 615 255 4379 HI SPEED ELECTRICAL CO 3013 Thomas Street Memphis TN 38127 901 357 6231 Fax 901 357 6238 TEXAS ABEL EQUIPMENT CO INC 3710 Cavalier Drive Garland TX 75042 972 272 7706 Fax 800 272...

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