Webcor 2020 Series - Troubles and Remedies; Motor Fails To Operate; Capstan Shaft Fails To Rotate; Failure To Fast Rewind

cycletape,
rockplay-record
head
(36)
back
and
forth
,
loosening
two screws
(34)
alternately
until a
maximum
reading
is
obtained
on the
output meter
or
AC
volt-
meter,
This adjustment
should
be made carefully
to
avoid
damage
to
the head
mechanism.
TROUBLES AND
REMEDIES
Motor
Fails To
Operate-
1.
Motor
defective eleetrically.
2.
Bent or binding motor shaft.
3.
Thrust
bearing screw
(105)
too
tight.
Capg.fan
Shaft Fails 'fo
Rotate In
"PIayI
And
,'Re-
cordt',
But Motor
Operates-
1.
Broken or disconnected
spring
(10?).
2.
Binding motor shaft
plate
assembly
(9a).
Push
Buttons Fail
To Remain
Depressed-
1.
Improper
operation
of
push
button
lock
plate.
2.
Bent
push
button.
EraseAnd
Record
Pads Fail To Move
Forward Prop-
1.
Broken or disconnected
tension spring
(29).
2.
Binding
Pad Assembly
(28
or 40).
Pressure
Roller
Fails
To
Shaft
In
2. Improperly
adjusted
brake
pad
assembly
(148).
3.
Broken
or loose
belt
(142).
4.
Broken
or disconnected
spring
(128).
Poor Or No
Recording
And
Playback
Of Tape-
1.
Improper
recording
head alignment.
2.
Worn recording
head
pressure
pad (40).
3.
Broken
or disconnected
tension
spring
(2g).
Failure
To
Erase-
l.Improper
adjustment
of erase magnet
or tape
guide
(15) (See
"Erase
Adjustment").
2.
Worn erase
pad (28).
3.
Broken
or disconnected
tension
spring
(25).
Monitor Fails
To
Operate-
1. Loose
or misadjusted
switch arm
(65).
2.
Broken
or disconnected
tension
spring on right
section
of monitor
switch.
Failure To
Fast Forward-
1.
Broken
or loose
belt
(?2).
2. Improper
clutch
action due
to
glazed
or worn
cork
disc
(?6).
3.
Faulty
pulley,
cam,
and idler link
assembly
(r24).
Operation Of Speed
Control
Does Not Change-
Tape
Speed-
1.
Binding
action
in raising
lever and
stud assem-
bly
(81
and
82).
2. Loose
or misadjusted
screw
on
raising
lever
and stud assembly
(81
and
82).
Wow-Waver-
1.
Worn
or
pitted
rubber
rim
drive
on the cap-
stan flywheel
(66).
2.A
bent capstan
shaft
(12)
can cause erratic
speed. The surface
of the shaft in
contact with
the
tape must
be kept iree
of oil, adhesive and
iron
oxide
particles.
3. A worn,
pitted,
or
dirty
pressure
roller
(46)
will cause
poor
tape
transport.
MAINTENANCE
Cleaning The Play-Record
Head-
The
play-record
head is
subject to an accumu-
lation
of tape coating
residue
which is worn
off the
tapeas itpassesthe
head.
This should
be
periodically
removed
since
it may
cause faint recordings and
poor
playback.
Wipe
off the record and head
contact surfaces
carefully with a clean
cloth. If dirt is
caked or hard
and
will
not
come
off with a
dry cloth, dampen
the cloth
slightly
with carbon
tetraehloride.
1.
Broken or disconnected
tension spring
(44)
.
2.
Binding roller assembly
(a1).
Record
Safety
Lever Fails
To
Return Forward
And
l.Disconnected
or
broken spring
(55).
2. Loose
or misadjusted
bell crank
(26).
Tale-Up
Reel Fails
To Rotate
In Record
Or
play-
back-
1.
Brake
pad
assembly
(148)
improperly
ad-
justed.
2.
Loose
or
broken
belts
(?2
or
142).
3.
Clutch assembly
(consisting
of 69, ?0, 71,74,
75,17,78
and
?9) improperly
adjusted
or faulty.
4.
Binding
or
bent supply reel
spindle
(1).
Supply
Reel Fails
To
Yield Tape In
Record
Or PIay-
1.
Binding
or bent supply reel
spindle
(1).
2" Improperly
adjusted
brake
pads (148).
Failure
To
Fast Rewind-
1. Loose
set
screw
(123)
onpulley
cam,
link
aseembly
(12a);
faulty
assembly.
Page 10
and
idler