Elmo Rietschle S-VSI 300(42) - Manual (Page 30)

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Maintenance and repair
m
q
n
s
5
k
7.2.3 Coupling
The coupling sprocket (Fig. 13/k) is subject to wear
and must be checked regularly (at least once a year).
CAUTION
Defective coupling sprocket
Defective sprockets may lead to the rotor shaft
breaking.
To check the coupling switch the motor off and
ensure that it cannot be switched on again.
Suspend the motor (Fig. 13/m) on the eyebolt by
means of lifting equipment.
Undo the screws (Fig. 13/s
5
) on the motor fl ange.
Remove motor and the coupling half on the mo-
tor side (Fig. 13/q) from the motor fl ange housing
(Fig. 13/n) axially. If the sprocket (Fig. 13/k) is dam-
aged or worn, then replace it.
NOTICE
Frequent starting up and high ambient tem-
perature
The service life of the sprocket (Fig. 13/k) is reduced
as a result of this.
Re-assemble in reverse order.
Fig. 13 Coupling
k Coupling sprocket
m Motor
n Motor fl ange housing
q Coupling half on the motor side
s
5
Screws
7.2.4 Cooling
Check the cooling water system and the pipes
monthly.
Continuous fl ow cooling
The dirt trap (Fig. 5/U
6
) must be cleaned periodically,
depending on the cooling liquid quality. To do this
unscrew the lock screw and clean the built-in mesh
fi lter.
Circulation cooling
For maintainance see Operating Instructions, is
enclosed on the cooling device