Alfa Laval S 821 - Removing the Motor; Removing the Friction Blocks

75
6 SERVICE, DISMANTLING, ASSEMBLY 6.3 DISMANTLING
3 Removing the motor.
4 Removing the friction blocks.
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b Fit a sling to the
motor using a
shackle on the upper
part.
Weight of motor with
coupling: approx.
60 kg.
a Disconnect the electrical cables.
W
A
R
N
I
N
G
!
Electrical hazard
If the cables are not disconnected during lifting procedures,
they may become damaged.
c Tense the lifting sling to support the motor and
remove the screws. Lift the motor while supported.
W
A
R
N
I
N
G
!
Crush hazard
If not supported, the motor with coupling
will drop when removing the screws.
d Lower the motor onto a suitable pallet.
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a Remove the snap ring, cover
and friction blocks.
Friction blocks
(3=60 Hz)
Cover
Snap ring
N
O
T
E
50 Hz = 5 Friction blocks
60 Hz = 3 Friction blocks