Watson Marlow Pumps 501RLA ATEX Manual Del Usuario página 17

Fitting the rotor
•
Fit the collet onto the drive shaft rotating the collet to ensure that the drive dog is correctly located
•
Push on the rotor, fit and tighten the screw to a torque of 3Nm to prevent the collet from slipping
during operation and close the hand lever
Test the conductivity of the earth bonding between a metal point on
the rotor assembly and the drive casework. The value must be <1MΩ
15 PB0346:m-501atex-en-03