APC - 224650 Issue 1.pdf - 第60页

ALL PURPOSE CLAMPING (APC) REPLACEMENT PROCEDURES 1.48 All Purpose Clamping (APC) Manual Chapter Issue 1 Nov 16 Front Snug Bar Replacement Remove 1. Ensure the Prepare for Replacement procedure has been completed. 2. Rem…

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ALL PURPOSE CLAMPING (APC)
REPLACEMENT PROCEDURES
Chapter Issue 1 Nov 16 All Purpose Clamping (APC) Manual 1.47
10. Apply thread lock compound to the set screw, and assemble into the rear of
the top plate (do not fully tighten).
11. While sliding a 350μm feeler gauge between the angled face of the snug bar
and the top plate, slowly tighten the set screw until the feeler gauge only just
fits. Check that a 400μm feeler gauge will not slip between the snug bar and
the top plate.
NOTE
As the rear assembly’s snug bar is fixed centrally to allow it to pivot, the
feeler gauge check can only be performed in the centre of the assembly.
12. Assemble and tighten the locknut. Check again that a 350μm feeler gauge
will slip between the angled face of the snug bar and the top plate, but a
400μm feeler gauge will not.
13. Install the board clamp foil as detailed in Board Clamp Foil Replacement -
Replace.
14. Complete the After Replacement Procedures.
Set Screw
Locknut
Top Plate
Feeler Gauge
Snug Bar
ALL PURPOSE CLAMPING (APC)
REPLACEMENT PROCEDURES
1.48 All Purpose Clamping (APC) Manual Chapter Issue 1 Nov 16
Front Snug Bar Replacement
Remove 1. Ensure the Prepare for Replacement procedure has been completed.
2. Remove the board clamp foil as detailed in Board Clamp Foil Replacement
- Remove.
3. Remove the top plate as detailed in Top Plate Replacement - Remove.
4. Using a 2.5mm Allen key, remove the cap head screws from the snug bar.
5. Remove the snug bar.
Front Snug Bar
Cap Head Screws
(4 positions)
ALL PURPOSE CLAMPING (APC)
REPLACEMENT PROCEDURES
Chapter Issue 1 Nov 16 All Purpose Clamping (APC) Manual 1.49
Replace 1. Apply thread lock compound to the 4 M3 cap head screws.
2. Position snug bar and loosely attach using the 4 M3 cap head screws.
3. Insert a 0.5mm feeler gauge between the up-stands on the mid plate and
the back of the snug bar. Butt the snug bar up against the feeler gauge and
fully tighten the cap head screws.
4. Install the top plate as detailed in Top Plate Replacement - Replace.
5. Install the board clamp foil as detailed in Board Clamp Foil Replacement -
Replace.
6. Complete the After Replacement Procedures.
Feeler Gauge
Snug Bar
Up-Stands
(2 positions)