Zenith XBV243 series Service Manual - Mechanism - Vcr
MECHANISM - VCR
VR168 - 923-03485
4-19
D35E COMBO - SERVICING
Phenomenon
Inspection
Replace-
ment
Color
beats
Dirt
on
full-erase
head
o
Dirt
on
video
head
Vertical
or
Horizontal
jitter
Dirt
on
pinch
roller
o
o
o
o
Dirt
on
video
head
Low
volume,
Sound
distorted
Tape
does
not
run.
Tape
is
slack
o
In
Review
and
Clutch
Assembly
D33K
Torque
reduced
Cleaning Drum and
transport system
Fig. C-9-3
Fig.
C-9-1
Top
VIEW
Fig. C-9-2 BOTTOM VIEW
F/E
Head
Video
Head
A/C
Head
Pinch
Roller
Belt
Capston
MAINTENANCE/INSPECTION PROCEDURE
CHECK BEFORE STARTING REPAIRS
The following faults can be remedied by cleaning and
oiling. Check the needed lubrication and the conditions
of cleanliness in the unit. Check with the customer to
find out how often the unit is used, and then determine
that the unit is ready for inspection and maintenance.
Check the following parts.
NOTE: If locations marked with o do not operate normally
after cleaning, check for wear and replace. See the
EXPLODED VIEWS at the end of this manual as well
as the above illustrations. See the Greasing (Page
4-22) for the sections to be lubricated and greased.
(3) F/E
Head
(
5
)
D
r
u
m
A
s
s
e
m
b
l
y
(
V
i
d
e
o
H
e
a
d
)
(4)
Base
Assembly
P2
(2)
Tension
Post
(1)
Supply
Reel
(6)
Base
Assembly
P3
(7)
A/C
Head
(8)
P4
Post
(10)
Pinch
Roller
(11)
Take-up
Guide
Post
(9)
Capstan
Shaft
(12)
Take-up
Reel
*
No.
(1)~(13)
Indicates
the
Tape
Path
to
be
traveled
from
Supply
Reel
to
Take-up
Reel.
Fig.
C-9-3
Tape
Transport
System