Head Gap Service Check - IBM 5280 Maintenance Information Manual

344
HEAD GAP SERVICE CHECK
1. Power off.
2. Close the diskette locking lever
II .
3. (31SD) Visually check for a gap
fJ
of 3 to 4 milli-
meters (0.118 to 0.157 inch) between the head
D
and the head load arm
II.
(51TD) Vis,ually check
for a gap
fJ
of -2 to 3 millimeters
(0.079~
0.118
inch) between the head surfaces
D
and
II.
4. If the gap is correct, proceed with step 5. If the gap
is not correct, go to 345, step 3.
5. Open the diskette locking lever.
6. Power on.
7.
If a new head/carriage assembly was installed, go to
343.
20 Head Load Solenoid and Bail
344
D
liod
Ell
II
To
Close