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Replacing the Y-Axis Scale Servicing In structions HS-50 01/99 Issue 20 3 Replacing the y axis sca le 3.1 T ools and equipment – Pasti ng devic e for the y axis scale S 50, ki t, item no. 003 44862-01 in cl. Firmer chi s…

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Servicing Instructions HS-50 Replacing theY-Axis Scale
01/99 Issue
19
2
Fig. 2 - 1 Position of the permanent magnets of the y axis linear drives
KeytoFig.2-1
1A, 1B, 1C, 1D Permanent magnets for the y axis linear drive for main gantries 1 and 4 2
2A, 2B, 2C, 2D Permanent magnets for the y axis linear drive for main gantries 2 and 3 2
T Transport direction 2
T
1D
1C
1A
2C
2B
2A
2D
1B
Replacing the Y-Axis Scale Servicing Instructions HS-50
01/99 Issue
20
3 Replacing the y axis scale
3.1 Tools and equipment
– Pasting device for the y axis scale S50, kit, item no. 00344862-01 incl.
Firmer chisel, approximately 20 mm wide, item no. 00345526-01 3
Multiflex pad A-VFN, red, item no. 00345527-01 3
Protective gloves, item no. 00091001-01 3
Reinforced cloths, Kimnet 6036, item no. 00331395-01 3
Pasting device for the y axis scale, item no. 00344861-01 3
Two guides 3
– Set of DIN 911 Allen keys
– Diagonal cutter
– Ethyl alcohol
– Cable ties
– Feeler gauge
– SITEST program
3.2 Parts
Scale, y axis, for HS-50, from item number 00335966-02 3
3.3 Removing the y axis scale
DANGER POWERFUL MAGNETIC FIELD
Always follow the special safety instructions when working in the vicinity of powerful magnetic
fields (see section 2, page 18 onward). 3
à Remove the incremental encoder for the y axis (item 3 in Fig. 3 - 1) on the two main gantries
(1 and 4 or 2 and 3).
Servicing Instructions HS-50 Replacing theY-Axis Scale
01/99 Issue
21
3
Fig. 3 - 1 Removing the incremental encoder for the y axis
KeytoFig.3-1
(1) Main gantry
(2) 2 x M3 x 10 hexagon socket-head screws
(3) Incremental encoder, y axis
3
à Loosen the two M3 x 10 hexagon socket-head screws (item 2 in Fig. 3 - 1).
à Attach the incremental encoder to the main gantry using cable ties.
CAUTION 3
When you remove the incremental encoder, make sure that you do not damage its scanning
surface. 3
à Push the two main gantries to the left.
3
1
2