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Head Load Gage, Part 2536600
Plastic Pad
Head-Load Lever
Cable Adjuster
Cable Adjusting Bush
Figure 2-39. Head-Load Cable Adjustment
[07561]
5444 {<30100) FETMM
(5/70)
2-33
4.8 HEAD-LOAD MECHANISM
4.8.1 Head-Load Cable
4.8.1. 1 Adjustment
I. Turn off power and remove top cover.
2. Check that carriage is fully retracted.
3. Remove cover from head-load assembly.
4. Insert a lint-free tissue between each pair of R/W
heads.
5. Slacken cable adjuster locknut (Figure 2-39). Ensure
that cable cap is seated in cable adjusting bush.
CAUTION
The action in the following step brings the heads
together and must, therefore, be done with care and
not repeated more than necessary.
6. Gently push in plunger of head-load solenoid until it
bottoms.
7. The gap between the plastic pad on the head-load
lever and the carriage frame should be 0.230 in.,
+0.005, -0.000 (5,84 mm +0,13), see Figure 2-39.
Check by inserting the 'GO' arm of head-load gage,
part 2536600, between head adjusting screw and
trip arm.
8. Adjust gap with the cable adjusting bush and check
that 'NO GO' arm cannot be inserted. After
adjustment, tighten adjuster locknut.
9. Remove tissues from R/W heads.
IO. Refit cover to head-load assembly. Refit top cover.
4.8.1.2 Removal and Replacement
1. Turn off power.
2. Remove top cover and check that carriage is fully
retracted.
3. Remove cover from head-load assembly.
4. Insert a lint-free tissue between each pair of R/W
heads.
5. Slacken cable adjuster locknut (see Figure 2-39).
Screw in the cable adjusting bush. Slip outer cable
from tensioner and lift cable nipple out of solenoid
lever. Take care not to bring the heads forcibly
together.
6. Disconnect other end of cable from head-load lever.
7. Unscrew complete adjuster and remove cable
assembly.
8. Fit cable assembly in reverse order to removal.
9. Carry out the adjustment (see 4.8.1.1). Ensure that
cable cap seats correctly in cable adjusting bush, or,
otherwise, partial head loading will result.
10. Remove tissues from R/W heads.
11. Refit cover to head-load assembly. Refit top cover.
4.8.2 Head-Load Solenoid and Lever
4.8.21 Adjustment
I . Tum off power.
2. Remove top cover and check that carriage is fully
retracted.
3. Remove cover from head-load assembly.
4. Insert a lint-free tissue between each pair of R/W
heads.
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