
3-18
BVW-55 P2
3-2. Upper Drum Assembly Replacement
7. Slip ring assembly installation
Install the slip ring assembly.
(Refer to Section 3-4.)
8. Brush assembly installation
Install the brush assembly. (Refer to Section 3-3.)
9. Brush cover installation
Install the brush cover. (Refer to Section 3-3.)
10. Video head and tape running surfaces
cleaning
Clean the portions below with cleaning cloth
moistened with cleaning fluid.
.
Tape running surface of the upper drum and
video heads. (Refer to the maintenance manual
Part 1, Section 4-2-3.)
.
Lead and tape running surface of lower drum.
(Refer to the maintenance manual Part 1,
Section 4-2-4.)
n
After cleaning, wipe with dry cloth.
Adjustment after replacement
11. Video tracking adjustment
(Refer to Section 5-5.)
12. CTL head position adjustment
(Refer to Section 5-7.)
13. AT head position adjustment
(Refer to Section 5-8.)
14. Drum phase adjustment
(Refer to Section 6-2.)
15. PB system adjustment
(Refer to Section 6-2.)
16. REC system adjustment
(Refer to Section 6-2.)
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