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3-7.
UPPER
MANUAL. - To
remove
upper
f
manual
proceed according
to the following.
a.
Remove
four screws
which
secure
metal
cover
on
control panel assembly.
b.
Unsolder
black wire
from
full
organ
tab
switch going
to
drawbar
assembly.
c.
Disconnect nine colored
wires
emanating
f
from
right
end
of
upper manual which
terminate
at
upper manual
control tab
switches.
d.
Dismount
AO-41
and
AO-42
amplifiers
from
rear
of upper manual.
e.
Remove
heavy grounding
wire attached
to
manual
just
to
right
of
first
key
channel.
f.
Remove
small bracket holding pedal
cUck
filter
to
manual
(grey wire
from
pedal
drawbar
leads to
this
filter).
g.
Remove
two
upper
manual mounting
bolts
which
secure
manual
assembly
to
case
work.
h.
Remove
two
screws
which
pass
through
angle brackets into
upper manual. These
brackets
are
located
on
inside
of check
blocks.
The
screws
are accessible
from
front
of
organ.
i.
Remove
two
screws
securing control
panel to
upper
manual and
tilt
control
panel
face up.
j.
Remove
four
hexagonal
machine
screws
holding
drawbar assembly
to
base.
Control panel
and drawbar assembly can
be folded over
and
rest
on
top of
amplifiers.
k.
Replace
control panel
mounting
screws.
1.
Prop up
front
of upper
manual
so that
its
terminal
strip
is
accessible.
Be
careful
when
raising
and
lowering
manual
that
its
terminal
strip
is
not
damaged by
rubbing lower
manual
keys.
m.
Unsolder
manual
cable
from
terminal
strip.
Lower manual
into
normal
position.
n.
Carefully
lift
manual
assembly out of
console.
3-8.
LOWER MANUAL. -
To
remove
lower
manual
proceed aeeording
to the following.
a.
Perform
operations
a.
through
e.
of
Paragraph
3—7.
b.
Disconnect 9 colored
wires
emanating
from
right
end
of lower
manual which
terminate
at
lower
manual
control tab
switch.
c.
Remove
four screws
from under manual
assembly
(front)
which
secure terminal
cover.
d.
Remove
lower
manual end
blocks
by
removing
two
screws through
manual
frame and
one
screw through bracket
on
cheek
block.
e.
Unsolder
manual
cable
from
terminal
strip.
f.
Tilt
upper manual up from
front.
Remove
two
hexagonal
bolts that
secure
lower
manual
to case
work.
g.
Loosen
four
hexagonal head
studs
securing
lower
manual
to front
rail.
(In
reinstaUing
manual
tighten these
last.)
h. Lift
out lower manual.
3-9.
GENERATOR. - To
remove
generator
dis-
connect organ
from power
source,
then
proceed according
to the following.
a.
Remove
generator
power
panel
cover.
b.
Unsolder
all
wires
on power
panel except
yellow
and
grey wires
to
motor
and
starting
condenser.
c.
Dress generator-to-manual cable
and
generator-to-pedal cable
down
and
un-
solder
from
terminal
strip.
d.
Unsolder
grey wire
which
goes
to
pedal
cUck
filter
and remove heavy grounding
wire
(black).
e.
Remove
four
hexagonal
bolts
which
secure generator to
mounting
angles. Lift
out
generator.
3-10.
MOTOR. - To
remove motor
disconnect
organ
from power
source,
then proceed
according
to
the following.
a.
Remove
generator
power
panel
cover.
b.
Unsolder
grey wire
to
motor.
c.
Unsolder red
and
black wires
on
starting
capacitor.
d.
Compress
coupling
spring
between motor
and
generator
and remove
spring.
e.
Force
off spring
clamp which
secures
motor
to
mounting
frame.
Lift
out
motor.
3-11.
PEDAL KEYBOARD. - To
remove
pedal
keyboard proceed
according to the
following.
a.
Dress
down
generator-to-manual
and
generator-to-pedal
cables,
unsoldering
latter.
b.
Remove
two
screws
in
lower
back
of
console
and
three
screws
between
ampli-
fier
and
front
of
console.
c.
Lift
console
and
pull
out keyboard.
(When
reinstalling
pedal
keyboard
replace
two
screws
in
back of
console
first,
3-2
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