CDR Pompe Pump UCL 65-40-160 50 Hz

Measures to take for periods of long inactivity

Periodically start the pump for about five minutes (about once a month) to prevent sediment formation.

Did you run the pump for at least 5-10 minutes this month?

Running the pump after a long period of stop

Review the entire section 'Starting and stopping' and the section 'Maintenance' before restarting the pump.

Follow these suggestions based on the period of inactivity

Fill the pump with inert gas when draining if electrically charged liquids were used.

Wait at least one hour before removing the pump from the plant to allow electrostatic charges to dissipate.

Describe the maintenance interval based on the pump's working point and characteristic curve

List any circumstances affecting wear parts

Volute Casing (Code 102) / Stuffing Box Housing (Code 451)

Components to be Replaced Regularly

9.3 Bearing Bracket and Bearing Life

Ensure the following conditions are met before starting the pump

Is the suction pipe filled and foot valve working properly to prevent backflow?

Verify the direction of rotation and motor operation

Ensure auxiliary connections are connected and working

Is the oil level adequate for pumps with oil lubricated bearing bracket?

Ensure operating and functional parameters of the mechanical seal are followed as per Data Sheet

Ensure all safety devices of the pump are enabled

Ensure the following safety measures are taken before starting maintenance

Choose the method for volute casing removal

Remove the fastening screws of the suction and delivery flanges

Loosen the fastening screws of the lantern basement and the feet of the pump

If leaving the volute casing connected

Ensure the following conditions are met before proceeding

Record the current bearing temperature

Is the bearing temperature within safe limits for explosive environments?

Change the oil using the specified lubricant

Monitor the bearing temperature after oil change

Describe any unusual temperature changes observed during monitoring