Service manual

104
Motor and motor control
12
13
6889
6888
12
13
From machine No.
520/111628-111640
520/115134-115143
520/120399-120408
520/121021-
To adjust drive belt tension: first undo the motor
retaining screw (A) by using two cap keys. When
undoing screw (A) use one cap key as holder-on
on the screw's nut. Press down the motor by
using a screw driver in order to tension the belt.
Tighten the retaining screw and check the ten-
sion according to table.
Inspection of the drive belt tension is an
important part of general maintenance.