03/10 Rev. 5.04-04 SERVICE MANUAL Service Mechanics
64-xx – 64-xx Dispenser
12
Tension arm
Design changes
Serial no.
Date
Changed item
0663910
06/2006
Simple tension arm spring
(type 1) was replaced by
spring with rope drive and
pulley (type 2).
Rectangular self-adhesive
stoppers were replaced by
cylindrical screw-in stoppers.
Disassembling/assembly
Type 1:
1. Unmount the spring (1) from the
nose(2).
Type 2:
1. Unmount the wire hook (3).
2. Draw the tension arm (5) off the axle (6).
Lightly grease the axle to allow the firmly
sitting tension arm to be moved more
easily.
During assembly:
Check the free movement of the tension
arm.
The tension arm must move between
the two strokes (4).
Tool
– Phillips screwdriver
Bearing bushes
Disassembling/assembly
First remove the clamping ring and then
the three bearing bushes (7).
5
6
7
1
2
3
4
4