Hammond L series User Manual

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

Hammond L series Specifications

General

Brand	Hammond
Model	L series
Category	Musical Instrument
Language	English