STEINEL S-Former E, Assembly Instructions Manual, Page: 51 / 92

Version 12.2022 Assembly instructions 51
10 Maintenance, repair
7. Lightly moisten the toothed belt and spline
shaft with long-term lubricant such as Klüber
BARRIERTA L55/1 or Festo LUB-KL5.
8. Check the spline shaft for ease of movement
when inserting it into the splined hub.
10.5.2 Retightening of the toothed belt
ATTENTION

Do not use any auxiliary aids to tighten the belt. Do not prop up the
S-Former E while tightening the screws.
1
4x socket-head screws M5x20
1. Remove the cover as described in

MA, 10.5.1
Cleaning .
2. In order to retighten the toothed belt of the
second gear stage, the four M5x20 sock-
et-head screws must be loosened without being
removed.
3. Holding the S-Former E at the motor
A
in the
air will ensure that the toothed belt is suffi-
ciently tightened by the weight force of the front
assembly group
B
.
4. Slightly twist the spindle so that the toothed belt
is seated correctly in the toothing.
5. Then, retighten the four socket-head screws
while continuing to hold the S-Former E verti-
cally in the air.
1
2x spacers
2
2x socket-head screws M4x20
3
2x socket-head screws M4x12
6. In order to retighten the toothed belt of the first
gear stage, the two spacers must be loosened.
7. Loosen both M4x20 and M4x12 socket-head
screws without removing them.
8. Holding the S-Former E at the motor
A
in the
air will ensure that the toothed belt is suffi-
ciently tightened by the weight force of the front
assembly group
B
.
9. Slightly twist the spindle so that the toothed belt
is seated correctly in the toothing.
10. Then, retighten the four socket-head screws
while continuing to hold the S-Former E verti-
cally in the air.
11. Retighten the spacers.
1
A
B
A
B
1
2
3