KITO EQ series User Manual

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Safety Precautions
• Do not disassemble or repair the electric chain hoist by the personnel other than maintenance engineer.
“Disassembling/Assembling Manual” and “Parts List” are provided separately for the maintenance. Disassembling and
repair must be performed by the maintenance engineer in accordance with these materials for maintenance.
Failure to comply with this content may result in death or serious injury.
• USE KITO genuine VFD.
The VFD requires the special specification for KITO. Be sure to use genuine VFD.
Failure to comply with this content may result in death or serious injury.
Prohibited
Mandatory
Mandatory
• When replacing the part, be sure to use the genuine part for KITO electric chain hoist EQ, EQM, EQSP and
EQSG.
Even if the part is the KITO genuine part, the part for different model may not be used. Use the correct part in
accordance with separate “Disassembling/Assembling Manual”.
• When any abnormality is observed during the repair (maintenance) of the electric chain hoist, survey the cause by
the maintenance engineer and carry out the repair.
• Be sure to keep the following when repairing the electric chain hoist:
• Be sure to turn off the power.
• Be sure to indicate “CHECKING”.
• Carry out the repair without lifting a load.
• Be sure to pay attention to the change of the operating sound of electric chain hoist and trolley.
The change of operating sound is an important factor to judge the failure.
Failure to comply with this content may result in death or serious injury.
Chapter 3 Troubleshooting
■
General Matters on Failure Cause and Countermeasure
■
General Matters on Handling the Model EQ Electric Chain Hoist
The Model EQ Electric Chain Hoist is controlled by the VFD for important items related to safety such as operation,
braking and emergency stop. Be sure to follow the safety precautions below as well as the above safety precautions.
• Do not disassemble the Model EQ Electric Chain Hoist in the same way as the contactor system.
• Do not change the VFD parameters.
When parameters need to be changed, ask our distributors nearest to the customer or KITO.
• Do not carry out the work such as maintenance and inspection within 5 minutes after power off.
Wait for the completion of discharging of the capacitor inside the VFD.
• Fan Cover becomes very hot during operation. Do not touch it.
• Do not touch the Fan Cover within 30 minutes after the operation.
• USE KITO genuine VFD.
The VFD requires the special specification for KITO. Be sure to use genuine VFD.
• Do not change the connection of the VFD.
When the wires were removed for any reason, connect them again correctly checking the wiring diagram inside the
controller cover.
• Do not carry out withstand voltage test of a circuit while the VFD is connected.
• Do not turn off the power while operating.
Failure to comply with these instructions may result in death or serious injury and the damage of VFD.
Prohibited
3
General Matters on Failure Cause and Countermeasure / General Matters on Handling the Model EQ Electric Chain Hoist
Safety Precautions
DANGER
DANGER

KITO EQ series Specifications

General

Brand	KITO
Model	EQ series
Category	Chain Hoists
Language	English