8 Inspection and Maintenance
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2 Judging Criteria
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Whether there is crack on the blade
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whether there is abnormal vibration noise upon startup
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whether the fan blades work normally
3 Replacement
Depress the hooks on the fan cover, and pull upward to remove the fan cover. Ensure
the fan blows upwards after replacement.
Removing the cooling fan (plastic structure)
Depress the hooks on the fan cover,
and pull upward to remove the fan
cover.
Lift the fan a little, disconnect the fan
power cables from the socket, and
then remove the fan.
Installing the cooling fan
Reverse the procedure above to reinstall the fan.
Connect the fan power cable to the socket.
Put the fan into the controller, and ensure mounting hole alignment. Pay attention to the
Press in the hooks on the fan cover into the controller, and guide the fan cover until it
clicks back into place. Ensure the fan blows upwards.
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