Belt drive (version B) – Drive
belt replacement
1.
Cut elastic belt (1) with a suitable tool.
2.
Fit square wrench with extension into square
hole (3) on belt tensioner.
3.
Turn belt tensioner clockwise against the
spring force almost up to the stop.
4.
Insert 8 mm steel pin (e.g. punch) (2) to lock
belt tensioner.
5.
Remove drive belt (4).
Note:
When placing the drive belt in the grooves, no
force must be applied.
6.
Fit new drive belt (4).
7.
Turn belt tensioner clockwise against the
spring force almost up to the stop to remove
the 8 mm steel pin.
8.
Remove 8 mm steel pin.
9.
Release belt tensioner and remove square
wrench with extension.
10.
Make sure that drive belt (4) is correctly seat-
ed in the grooves.
Note:
The belt is overstretched in the course of in-
stallation and reaches normal operating ten-
sion after approx. 1 hour.
11.
Install new elastic belt (1) with assembly jig.
130 | Task Description | MS150100/04E 2015-09
TIM-ID: 0000028028 - 004
