Centrifuge 5804/5804 R and 5810/5810 R
4 Disassembly / Assembly
4-4 Disassembly/Assembly
5804 R Replacing motor
Pre-condition: Remove lid, front cover and upper part of housing.
– Remove 2 Phillips screws from cover for cooling aggregate.
– Remove cover.
– Disconnect motor connections on PCB Frequency converter (note colors).
– Disconnect 2-pin plug.
– Remove 5 Phillips screws of PCB Control.
– Disconnect plug X10 (PCB Imbalance detection/ Hall sensor /rotor temperature).
– Fasten PCB Control temporarily with 2 screws on housing.
– Remove 3 Phillips screws of motor cap.
– Remove motor cap.
– Put centrifuge on its side.
– Loosen 3 Phillips screws of motor.
This eases pulling plug X10 through cut-out of housing.
– Pull cable of PCB Frequency converter through housing.
– Disconnect ground from motor.
– Loosen 5 screws of base plate.
– Take motor to front and place on ground plate.
– Remove 3 hexagonal nuts for fastening of motor.
– Remove holder for Hall sensor.
– Replace motor.
Mount motor in reverse order.
Imbalance adjustment: Magnet must be aligned horizontally and vertically to Hall sensor.
Horizontal distance between magnet and
Hall sensor = approx. 9-13 mm, depending on magnet design.
– Start device. / carry out imbalance adjustment.
MSTM/0408
To Next Page
Loading...
