Head Gap Adjustment - IBM 5280 Maintenance Information Manual

345
HEAD GAP ADJUSTMENT
1. Power off.
2. Close the diskette locking lever
g.
3. Loosen the bail lever screw
IJ
just enough so that
the bail lever mcan be adjusted.
CAUTION
(31S0) 00 not let the head hit the pressure pad or the
head could be damaged. (51 TO) 00 not let the heads hit
each other or the heads could be damaged.
4. (31S0) Move the bail lever slowly until the head load
arm fJjust touches the head
D.
(51 TO) Move
the bail lever until the two heads just touch each
other.
5. Note the location of the marks
II
on the bail lever
relative to the bail alignment edge
D.
6. (31S0) Turn the bail lever one and one half marks
clockwise. (51TO) Turn the bail lever one mark
clockwise.
7. Tighten the bail lever screw.
8. Go to 344, step 3.
345
Head Load Solenoid and Bail 21