Fujitsu M255XK Customer Engineering Manual page 68

5 1/4" mini-flexible disk drive
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4.5.10 Clamp Cam Replacement
Tools Required:
Phillips Screwdriver, M3
Tweezers
Lubricant (Nippon Koyu Ltd. H-IO or HH-17, or equivalent)
Refer to Figure 5-5 •
. 1.
Turn the front lever to its open position and remove the front lever from the
disk drive (paragraph 4.5.9).
2.
Remove the Bezel's screws (item S13) and then the Bezel (item 41) by pulling
it forward.
3.
Remove the door lock spring, remove the E-ring, and remove the clamp cam
assembly (item 31).
4.
Install the new clamp cam assembly by reversing the removal procedure.
5.
Adjust the slack in the clamp shaft to 0.05 - 0.2mm by using washers
(item S20). Coat the part that contacts the clamp cam and set arm (item 28)
with lubricant.
6.
Install the Bezel and Front Lever by reversing the removal procedure.
Note:
When there is a head load mechanism, the door lock cam and door lock
spring, shown in Figure 4-25, are omitted.
Door lock
CUI
Clamp sbaft
Clamp
CUI
Figure
4-25 Clamp Cam
Assembly
4-36
TS-021-013087 ••• 01

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