HP Indigo ws4500 Rewinder Service - Page 59

Installing the new packer arm, Aligning the packer arm

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b. Mount the new idler and install using the original screws. 1, 10 2, 3, 5, 6 4 Securing screws Position of securing screws Rear wall 7, 9 Securing screws 8 Clamp 11 Idler 2. To replace the clamp within the packer arm adjustable external assembly: a. At the assembly walls, remove the four screws securing the clamp. Remove clamp and discard. Save the securing screws. b. Mount the new clamp and secure using the original screws. Installing the new packer arm Installation of the new packer arm. After the packer arm is disassembled, install the new packer arm as described in the "Installing a new packer arm on page 28" . Aligning the packer arm To align the packer arm: 1. Check that the lower pack arm roller is parallel relative to the expanding shaft using a level and a feeler gauge. If the packer arm idler roller does not align correctly parallel to the expanding shaft, align the packer arm using the alignment jig. 2. Use air pressure to set the packer arm to almost engage position. 56 Chapter 2 Procedures

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b.
Mount the new idler and install using the original screws.
1, 10
Securing screws
7, 9
Securing screws
2, 3, 5, 6
Position of securing screws
8
Clamp
4
Rear wall
11
Idler
2.
To replace the clamp within the packer arm adjustable external assembly:
a.
At the assembly walls, remove the four screws securing the clamp.
Remove clamp and discard. Save the securing screws.
b.
Mount the new clamp and secure using the original screws.
Installing the new packer arm
Installation of the new packer arm.
After the packer arm is disassembled, install the new packer arm as described in the "
Installing a new packer
arm
on page
28
" .
Aligning the packer arm
To align the packer arm:
1.
Check that the lower pack arm roller is parallel relative to the expanding shaft using a level and a feeler
gauge.
If the packer arm idler roller does not align correctly parallel to the expanding shaft, align the packer arm
using the alignment jig.
2.
Use air pressure to set the packer arm to almost engage position.
56
Chapter 2
Procedures