Foshan Nanhai repair three-blade Roots blower sold at the lowest price for sewage aeration, the impeller cannot rotate and the impeller is stuck

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, all parts of the fan should be comprehensively inspected Check whether the machine parts are complete, the tightness of the connection of each bolt and nut, the installation quality of each fastener and positioning pin, the installation quality of the intake and exhaust pipes and valves, etc.
In order to ensure the safe operation of the blower, it is not allowed to carry external loads such as pipes, valves, frames, etc.
Check the centering and alignment quality of the blower and motor.
. Check whether the base of the unit is fully padded and whether the anchor bolts are tight.
Inject the specified brand of mechanical oil into the oil tank to the oil level line. The lubricating oil brand is
medium-load working gear oil.
. Check whether the motor steering meets the pointing requirements.
. A belt cover (protective cover) should be installed at the pulley (coupling) to ensure safe operation.
Open all the blower inlet and exhaust valves, and rotate the fan rotor. It should rotate flexibly without impact or friction. Only after confirming that everything is normal can the fan be started for trial operation.