Fujitsu M255XK Customer Engineering Manual page 42

4.4.2 Bail inspection and Adjustment
Tools Required: Phillips Screwdriver, M3
Screw Lock Adhesive
Refer to Figures 4-4 and 4-5.
1. Open the Front Lever so a disk can be inserted.
2. Check the gap between the bail assembly and the Spindle Motor. If the gap is
not 0.35" (9mm) turn the bail assembly adjustment screw to adjust the gap.
3. Check that the upper arm does not contact the bail when the front lever is
closed (clamped). .
4. Slowly insert a disk .andensure there is sufficient clearance for the disk to be
inserted without the jacket contacting either read/write head.
5. Repeat inserting and ejecting the disk 2 or 3 times to be certain the eject
clamp operation is smooth.
6. Check for sufficient clearance for the diskette to be inserted/ejected without
the head window (the opening in the disk jacket through which the read/write
heads contact the disk surface) catching. on either read/write head.
7. Coat the adjustment screw with Screw Lock Adhesive and fasten the bail.
8&11------,
Adjustment screw
TS-021-013087 ••• 01
r---------
Am lifter
r-------
Upper arID
Viewed from the Front Bezel Side
Figure 4-4 Bail Height Adjustment
4-10
Disk Drive motor
plate edge