5.52.181.01.01.07
23
for hoists Type AK 9-10 with planetary gear
NOTICE!
The weld seam of the chain must lie to the outer side and must not be in contact with the sprocket wheels.
12.4
Pneumatic motor
The thickness of the brake lining must be checked at least once a year.
Check the function of the brake daily.
Assembly and disassembly of the brake lining (1) must only be effected by a "trained expert".
When the wear limit thickness of the brake linings is reached, the linings including their carrier must be
exchanged.
Adjustment is not possible.
Only use original spare parts.
Motor output
kW
brake lining
thickness
B min.
mm
0,52-0,75
6,0
1,5-2,5
6,5
Illustration 13
12.5
Overload protection
If the hoist does not lift the permitted load, the overload protection must be adjusted. Adjustment may only be
done by a service company, authorised by the manufacturer!
DANGER!
The factory setting of the overload protection is secured by a seal. Any guarantee becomes invalid if this setting is
changed. Should maintenance be necessary, please contact a service company that is authorised by the
manufacturer.
Depending on the type of hoist, the following variants are possible:
12.5.1
Slipping clutch
Illustration 14
12.5.2
Mechanical spring assembly
In case of overload the load must be lowered until it reaches the ground so that the
spring assembly can release. Only thereafter it is possible to repeat the lifting motion.
Illustration 15
Illustration 16
12.5.3
Overload protection by pressure limiting valve
Factory setting for the desired load at 6 bar.
Normally this setting does not need to be adjusted.
Illustration 17
