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Alfa Laval S 821 - Coupling Removal and Assembly

Alfa Laval S 821
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77
6 SERVICE, DISMANTLING, ASSEMBLY 6.3 DISMANTLING
Complete dismantling of centrifugal clutch
6 Removing the coupling from the motor.
G08654G1
a Remove the screw, spring washer and washer.
Washer
Spring washer
Screw
b Check that the brass plug is mounted
on the puller tool.
Fit the tool to the friction clutch.
c Ease off the friction coupling.
W
A
R
N
I
N
G
!
Crush hazard
The centrifugal clutch is heavy and
can fall, causing injury, when
loosened from the motor shaft.
Puller tool
Flat areas for spanner.
Piece of wood
Attach a socket with extension
rod and handle to the screw.
Place a piece of wood according
to the illustration. Push the
handle to start the rotor moving,
when the handle hits the piece of
wood, the weight and movement
of the rotor loosens the screw.
Repeat until screw is loose.
N
O
T
E
See dismantling with optional
hydraulic puller tool (if purchased) on
next page.

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