KITO EQ Series Assembly/Disassembly Manual
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KITO EQ Series Assembly/Disassembly Manual

Electric chain hoist (125kg to 1t)
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Download this manual See also: Owner's Manual
EQ Series Electric Chain Hoist (125kg to 1t)
Disassembly and Reassembly Manual
Safety precaution
This Disassembly and Reassembly Manual includes contents to prevent injury to any person performing
disassembly and reassembly, users, and other persons and damage to property, and to disassemble/
reassemble the electric chain hoist safely and correctly.
Before performing disassembly/reassembly, be sure to read and follow this manual as well as the EQ
Series Electric Chain Hoist Owner's Manual (separate document) since its contents are also important for
disassembly/reassembly.
Disassembly/reassembly of the electric chain hoist is required operations for regular inspection and repair.
Carry out disassembly/reassembly properly in accordance with these manuals.
Persons performing disassembly/reassembly
Disassembly/reassembly shall be performed by a competent person (a person duly authorized by the company as having
expertise on the structure and device of the electric chain hoist) or consult KITO.
AS No.EQ-1209-MG-01
1

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  • Page 1 Carry out disassembly/reassembly properly in accordance with these manuals. Persons performing disassembly/reassembly Disassembly/reassembly shall be performed by a competent person (a person duly authorized by the company as having expertise on the structure and device of the electric chain hoist) or consult KITO.

  • Page 2: Safety Precaution

    Disassembly/reassembly by anyone other than competent persons may result in death or severe injury. Prohibited • Do not use unauthorized parts for EQ series electric chain hoist. Even if the part is an authorized part, it may not be used for a different model.
  • Page 3 ■ Before disassembly and reassembly DANGER • Only competent persons with expertise and experience must disassemble/reassemble the electric chain hoist. Alternately, contact the nearest distributor or KITO. Disassembling/reassembling improperly causes death or severe injury. Mandatory • Perform disassembly and reassembly in correct procedures as described in the manual.

  • Page 4: Table Of Contents

    Table of Contents Safety Precaution ..................2 Table of Contents ..................4 Disassembly and Reassembly Tools ............5 Name of Parts ..................6 Disassembly Procedure .................10 　　 1. Removing the outer circumference parts ........10 　　 2. Disconnecting the power supply cable and push button cord ..10 　　...

  • Page 5: Disassembly And Reassembly Tools

    Disassembly and Reassembly Tools For disassembly and reassembly, prepare the following tools. Tool name Application Icon Wrench Bolts and nuts 13mm Hexagon wrench Socket bolts 4mm/5mm/6mm/8mm Snap ring pliers S Snap rings (shaft) (Large) (Small) Snap ring pliers R Snap rings (hole) Socket wrench 10mm Bottom yokes Adjustable wrench...

  • Page 6: Name Of Parts

    Name of Parts Block A...
  • Page 7 Part Name Remark Figure # Part Number Suspension eye Top pin Machine screw socket bolt For Top pin 5501 Body with stator Ball bearing Set pin S Warning sticker HW Name plate load side E 1223 Friction clutch complete set Oil seal Load sheave Ball bearing...
  • Page 8 Block B...
  • Page 9 Part Name Remark Figure # Part Number 2104 Controller cover assembly Socket bolt For Controller cover Toothed lock washer For Controller cover Name plate B Warning sticker E 1571 Inverter assembly HBB board Machine screw with spring washer For Inverter 1011 Bottom hook complete set Hook latch assembly...

  • Page 10: Disassembly Procedure

    Disassembly Procedure DANGER • Do not disassemble the electric chain hoist while it is being suspended. Failure to follow this instruction may result in death or severe injury due to dropped parts. Be sure to place the electric chain hoist on a floor and perform the disassembly on the workbench. Prohibited The overall disassembly procedure is shown below.

  • Page 11: Removing The Internal Electrical Components

    Disconnect the power supply cable from the inverter assembly Remove the cable support arm from the main body, followed by the holder of the power supply cable, and disconnect the power supply cable from the main body. Disconnect the connector of the push button cord from the HBB board the inverter.

  • Page 12: Disassembling The Load Chain Circumference

    Disassembly Procedure (continued) Remove the packing G and set pins S (2 pcs.). Be careful not to scratch the gear case junction • face. Remove the friction clutch from the body with stator Remove the snap ring , followed by the load gear Remove the snap ring from the load...

  • Page 13: Disassembling The Load Sheave

    Disassembling the load sheave Alignment with punch position when viewed from A Remove the fan cover Concave mark Aligning the load sheave with an assembly mark punch position, strike the load sheave from the braking resistor side with a plastic hammer to remove it. Align the punch mark of the load sheave with •...

  • Page 14: Disassembling The Motor And Brake

    Disassembly Procedure (continued) Disassembling the motor and brake Remove the snap ring of the fan Insert the “pawl” part of the puller to the outer circumference bottom of the fan to remove the fan. Insert it as close to the blade as possible. •...

  • Page 15: Reassembly Procedure

    Reassembly Procedure DANGER • Do not perform reassembly using parts exceeding application limits. • For parts to be replaced with new parts upon reassembly, refer to page 3. • Tighten the bolts and nuts securely with the specified torque. Mandatory •...
  • Page 16 Reassembly Procedure (continued) Assemble the brake spring and brake トルク Torque drum to the motor shaft Apply molybdenum disulfide grease (Molytherm • No. 2) to the spline portion thinly and uniformly. The brake spring is set in a groove in the pull •...

  • Page 17: Assembling The Suspension Eye

    Assembling the suspension eye Grooved side Assemble the suspension eye to the body with stator , using the top pins Insert the top pins in such a manner that the • grooved side will be visible. Set the machine screw socket bolts onto the body with stator to prevent the top pins from coming off.

  • Page 18: Assembling The Load Sheave

    Reassembly Procedure (continued) ● When the chain guide and limit switch トルク Torque complete set have been disassembled Assemble the load and no-load sides of Longer lead wires the limit switch to the limit switch cover (no load side) Assemble the load side (shorter lead wires) of •...

  • Page 19: Installing The Load Chain

    Installing the load chain DANGER • Insert the load chain so that the welded part comes outside when it is engaged with the load sheave. Failure to follow this instruction may cause defective operation or abnormal wear and result Mandatory in severe injury due to a falling load.

  • Page 20: Assembling The Gear Parts

    Reassembly Procedure (continued) Assembling the gear parts DANGER • Do not adjust the friction clutch. Failure to follow this instruction may result in death or severe injury. Prohibited Insert the load gear to the load sheave トルク Torque , and lock it with a new snap ring The load gear should be assembled with its •...

  • Page 21: Assembling The Internal Electrical Components

    Assembling the internal electrical components Assemble the inverter assembly to the body with stator with the machine screws with spring washer (4 pcs.). Connect the lead wires of the braking resistor to the inverter as originally connected. See the connection diagram to check whether •...

  • Page 22: Connecting The Power Supply Cable And Push Button Cord

    Reassembly Procedure (continued) Connecting the power supply cable and push button cord NOTE • Always tighten the holder A with your hand without using a tool. Tightening too hard may damage resin threads or snap a cord. • In order to prevent snapping or disconnection, secure the protective wire attached to the push button cord to the electric chain hoist body or trolley.

  • Page 23: Installing The Bottom Hook (If Removed From The Chain)

    Installing the bottom hook (if removed from the chain) CAUTION • Check the load side of the load chain to install the bottom hook. Mandatory ● Assembling bottom hook Grease Pass the limiting plate and chain spring • Apply grease through before installing the bottom hook.

  • Page 24: Oil Filling

    If any part is left, perform disassembly and reassembly again for correct assembly. • Perform frequent inspection. For details, refer to “Frequent inspection” in EQ Series Electric Chain Hoist Owner’s Manual (separate • document). After checking that no error occurs with no load, perform an operation test with a rated load.
  • Page 25 《 Memo 》...
  • Page 26 URL. http://www.kito.co.jp...

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