204
9.4 U
NWIND
UNIT
ALS
20X
256
Replacing the pressure spring
The pressure spring can be replaced without removing
the dancer arm (see [261][262]). While doing so, the
spring is covered by the dancer arm. The pictures at the
right show the replecement of the spring at a disassem-
bled dancer arm.
Removal:
Release the spring tension by turning the set
screw [261B] to the limit in clockwise direction.
Push the spring holder [257A] upwards and then in-
wards to release it.
With installed dancer arm: Use a 2.5 mm hex socket
srewdriver to push the spring holder [261A].
Pull the spring holder downwards [258][262].
Remove the spring [259].
Installation:
The installation is performed in reverse order. After the
installation, pay particular attention to the following ac-
tion:
Adjust the restoring force [260] of the dancer arm,
see Ch. “Adjusting restoring force of dancer arm” on
page 201.
[261] Plug the hex socket screwdriver (A) into the set screw (B) at the
spring holder and push it upwards and then inwards (arrows).
[262] Pull out the spring holder (A) and the spring downwards.
[257] Push the spring holder (A) upwards (arrow) and then inwards
to release it.
[258] Remove the spring holder (A) and the spring (B).
[259] Spring and spring holder removed.
[260] Specified pulling forces.
Spring
Pulling force
Standard
8 -10 N
Narrow label
3 -6 N
A
A
B
B
A
A
Содержание ALS 204
Страница 1: ...ALS 204 206 256 SERVICE INSTALLATION MANUAL Labeller Edition 8 3 2012 Original version ...
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Страница 125: ...125 7 ELECTRONICS DESCRIPTION 7 3 CIRCUIT BOARDS ALS 20X 256 Layout diagram 125 Layout diagram for the CPU board ...
Страница 128: ...128 7 ELECTRONICS DESCRIPTION 7 3 CIRCUIT BOARDS ALS 20X 256 Layout diagram 129 Layout diagram for motor driver board ...
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