Elmo Rietschle V-KTR 100/140 - Manual (Page 23)

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Maintenance and repair
s
5
q n v m
n
1
k
7.2.4 Coupling
The coupling sprocket (Fig. 9/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 (Fig. 9/m)
off and ensure that it cannot be switched on again.
Undo the screws (Fig. 9/s
5
) on the motor fl ange
(Fig. 9/n). Remove the motor axially with the half of
the coupling on the motor side (Fig. 5/q) and sus-
pend with the lifting device. If the sprocket (Fig. 9/k)
is damaged or worn, then replace it. The fan (Fig. 9/
v) should also be checked for damage from time to
time and replaced if necessary.
NOTICE
Do not operate without the fl ywheel mass
(Abb. 9/n
1
)!
Frequent starting up and high ambient tempera-
ture.
The service life of the sprocket (Fig. 9/k) is re-
duced.
Re-assemble in reverse order.
Fig. 9 Coupling
k Coupling sprocket
m Motor
n Motor fl ange
n
1
Flywheel mass
q Coupling half on the motor side
s
5
Screws
v Fan