ROSTA
5.9
Motorbases
Mounting instructions for MB 50
1
Determine of the ideal
motorbase position
Operation area “above”
Motor plate standing ~ 30° inclined
Operation area “below”
Motor plate standing ~ horizontal
ideal position of the MB,
longest tensioning travel
sufficient tensioning travel
contact
ROSTA
2 Support fixations
4 slotted holes 18 × 60 mm
5 Insert and tension the belts, control belt test force
Tensioning of the belts according to belt suppliers recommended test force.
Adjust tension with a 30 mm wrench (M20), uniformly if 2 pretensioning devices
are supplied. The belt tension can easily be monitored according to the
reference mark on the angle scale.
4 Loosen of the shaft bolt
(element axis)
30 mm wrench (M20)
3 Alignment of pulleys
and motor fixation
4 bolts according to relevant motor
size
Retension
:
Generally retensioning is not necessary, however, we recommend to inspect the belt tension
after a few days of operation according to the sticker on the side supports.
6 Tighten of the shaft bolt,
start of operation
30 mm
wrench
(M20)
Locking torque 410 Nm
Do not use
compressed-air power
tools for tensioning!
1
2
1
2
Operation area “below”
Operation area “above”