Sony GY-8240UWD Maintenance Manual page 97

Installation
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The upper drum cover is attached with the upper
drum for repair. The cover is used for positioning
when installing the upper drum. Never remove it
until removal is instructed.
4. Cleaning
(1) Clean the portions below with a cleaning cloth
moistened with cleaning fluid.
. New upper drum assembly mounting
surfaces (shaded portions shown in the
figure)
. Lower drum flanges (shaded portions shown
in the figure) and edge portion
. Lower drum's tape running surface and lead
portion (Refer to Section 2-2-3.)
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After cleaning, wipe with a dry cleaning cloth.
(2) Wipe the portions shown in the figure with a
dry cleaning cloth.
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Do avoid applying cleaning fluid to the
contacting points and patterns.
. Contacting points of upper drum
. Patterns of upper drum
. Contacting points of lower drum
. Patterns of lower drum
GY-8240UWD
GY-8240FC
. Upper drum assembly
. Lower drum assembly
Flange (Cleaning)
3-2. Upper Drum Assembly Replacement
Mounting (Cleaning)
Edge (Cleaning)
Contacting points
(Wipe with a dry
cleaning cloth)
Patterns
(Wipe with a dry
cleaning cloth)
Cleaning
3-11