06
4
Maintenance
Check the operation of the contactor every month. Method: The
contactor should incline 5° forward upon picking up and 5° backward upon
release; check if the contactor can operation smoothly.
Conduct inspection and maintenance every month. Note: The product
should not be assembled, disassembled or maintained at will. Please
replace the product if it is damaged.
Table 4 Analysis and Troubleshooting of Faults
Symptoms Cause analysis Troubleshooting method
No operation
or operation
is not reliable
The control power voltage does
not comply with coil voltage.
Use control power that has the
same voltage as the coil
Insufficient operation circuit
power capacity; disconnection or
wrong connection occured.
Check the circuit to ensure correct
connections
Coil is burnt; movable
mechanical parts are jammed
Replace the product
Noise
There is foreign objects on the
polar face of magnet yoke ora
rmature
Replace the product
The control power voltage is too
low.
Use control power that has the
same voltage as the coil
Contact welding
Replace the product
There is stain or dust on the
polar face of the iron core.
Replace the product
The contactor
does not
release or
release slowly
5
Environmental Protection
In order to protect the environment, the product or product parts
should be disposed of according to the industrial waste treatment process,
or be sent to the recycling station for assortment, dismantling and recycling
according to local regulations.
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