Operation, Maintenance & Safety Manual
Version 7.01 January 2006
14
Figure 2e
Mount the framework to pump body, use 4
of the cap head bolts. Although this will give
the assembly a certain amount of rigidity
once stood upright the pump could tip
forward.
Figure 2f
Push the drive shaft through the bearing
assembly (hub). The drive shaft may need a
tap with a nylon mallet to overcome the
shaft seal.
Figure 2g
Once the drive shaft is in place the crescent
ring groove should become visible at the
rear of the pump. It is advisable to lock the
drive shaft in place with the crescent ring
before bolting the rotor in place.
Figure 2h
Bolt the rotor to the drive shaft using all 4 of
the countersunk hex bolts, observe the
relevant torque of 2Nm, failure to use all of
the bolts could compromise the performance
of the pump.
Crescent Ring
Groove
