7-5.
FLAP
MOTOR
AND
TRANSMISSION ASSEM-
BLY.
1
7-6.
REMOVAL
AND
INSTALLATION.
a.
THRU AIRCRAFT SERIALS 15072629, F15000738,
A15000277
AND
FA15000132 WHEN NOT MODIFIED
IN ACCORDANCE WITH
SK150-37
AND
WHEN NOT
MODIFIED IN ACCORDANCE WITH FIGURE
7-2,
SHEET 3.
(Refer
to
figure
7-2,
sheet
1.)
1.
Run
flaps
to
full
DOWN
position.
2.
Disconnect
battery
cables
at
the
battery
and
insulate
cable
terminals
as
a
safety
precaution.
3.
Remove
access
plates
adjacent
to
drive
pul-
ley
and
motor
assembly
on
right
wing.
NOTE
Remove
motor
(10),
transmission
(8), hinge
assembly
(11)
and
actuating
tube
(5)
from
aircraft
as
a
unit.
4.
Remove
bolt
(21)
securing
actuating
tube
(5)
to
drive
pulley
(14).
5.
Screw
actuating
tube
(5) IN
toward
transmis-
sion
(8)
by
hand
to
its
shortest
length.
6.
Remove
bolt
(1)
securing
flap
motor
hinge (11)
to wing.
Retain
brass
washer
between
hinge
and
wing
structure
for
use
on
reinstallation.
7.
Disconnect
motor
electrical
wiring
(9)
at
quick-disconnects.
8.
Disconnect
electrical
wiring
at
up-limit
switch
(3).
9.
Using
care,
work
assembly
from
wing
through
access
opening.
10.
Reverse
the
preceding
steps
for
reinstallation.
If
the
hinge
assembly
(11)
was
removed
from
the
trans-
mission
(8)
for
any
reason,
ensure
the
short
end
of
hinge
is
reinstalled
toward
the
top.
11.
Complete
an
operational
check
as
outlined
in
paragraph
7-3
and
re-rig
system
in
accordance
with
paragraph
7-16.
l
b.
THRU AIRCRAFT SERIALS 15072629, F15000738,
A15000277
AND
FA15000132 WHEN MODIFIED IN AC-
CORDANCE WITH
SK150-37
AND
WHEN NOT MODI-
FIED IN ACCORDANCE WITH FIGURE
7-2,
SHEET
3.
(Refer
to
figure
7-2,
sheet
2.)
1.
Complete
steps
1, 3
and
4
of
subparagraph
"a."
2. Run flap
motor
to
place
actuating
tube (5) IN
to
its
shortest
length.
3.
Complete
steps
2,
6, 7,
8,
9,
10
and
11
of
subparagraph
"a.
"
I
c.
BEGINNING WITH AIRCRAFT SERIALS 15072630,
F15000739, A15000278, FA15000133
AND
ALL
AIR-
CRAFT
MODIFIED IN ACCORDANCE WITH FIGURE
7-2,
SHEET 3.
(Refer
to
figure
7-2,
sheets
2
and
3.)
1.
Complete
steps
1
thru
7 of
subparagraph
"a.
"
2.
Disconnect
electrical
wiring
at
limit
switches
(29
and
32).
Tag
wires
for
reference
or
reinstallation.
3.
Complete
steps
9
thru
11
of
subparagraph
"a."
7-7.
REPAIR.
Repair
consists
of
replacement
of
motor,
transmission,
coupling,
actuating
tube
and
associated
hardware.
Bearings
in
hinge
assembly
may
also
be
replaced.
Lubricate
as
outlined
in
Section
2.
7-4
Change 1
7-8.
DRIVE
PULLEYS.
(Refer
to
figure
7-2.)
7-9.
REMOVAL
AND
INSTALLATION.
a.
Remove
access
plate
adjacent
to
drive
pulley
(14)
in
right
Wing.
b.
Unzip
or
remove
headliner
as
necessary
for
access
to
turnbuckles
(index 4,
figure
7-1),
remove
safety
wire
and
loosen
turnbuckles.
c.
Remove
bolt
(20)
securing
flap
push-pull
rod
(15)
to
drive
pulley
(14)
and
lower
RIGHT
flap
gently.
d.
Remove
bolt
(21)
securing
actuating
tube
(5)
to
drive
pulley
(14)
and
lower
LEFT
flap
gently.
Retain
bushing.
e.
Remove
cable
locks
(13)
securing
control
cables
to
drive
pulley
(14).
Tag
cables
for
reference
on
re-
installation.
f.
Remove
bolt
(12)
attaching
drive
pulley
(14) to
wing
structure.
g.
USing
care,
remove
drive
pulley
through
access
opening,
being
careful
not
to
drop
bushing.
Retain
brass
washer
between
drive
pulley
and
wing
structure
for
use
on
reinstallation.
Tape
open
ends
of
drive
pulley
after
removal
to
protect
bearings.
h.
To
remove
left
wing
drive
pulley,
use
this
same
procedure
omitting
step
"d.
"
i.
Reverse
the
preceding
steps
for
reinstallation.
Rig
system
in
accordance
with
paragraph
7-16,
safety
turnbuckles
and
reinstall
all
items
removed
for
ac-
cess.
7-10.
REPAIR.
Repair
is
limited
to
replacement
of
bearings.
Cracked,
bent
or
excessively
worn
drive
pulleys
must
be
replaced.
Lubricate
bearings
as
out-
lined
in
Section
2.
7-11.
FLAPS.
(Refer
to
figure
7-3.
)
7-12.
REMOVAL
AND
INSTALLATION.
a.
Run
flaps
to
full
DOWN
position.
b.
Remove
access
plates
(1)
from
top
leading
edge
of
flap.
c.
Disconnect
push-pull
rod
(6)
at
flap
bracket
(7).
d.
Remove
bolts
(5)
at
each
flap
track.
As
flap
is
removed
from
wing,
all
waShers,
rollers
and
bush-
ings
will
fall
free.
Retain
these
for
reinstallation.
e.
Reverse
the
preceding
steps
for
reinstallation.
If
push-pull
rod
(6)
adjustment
is
not
disturbed,
re-
rigging
of
system
should
not
be
necessary.
Check
flap
travel
and
rig
in
accordance
with
paragraph
7-16,
if
necessary.
7-13.
REPAIR.
Flap
repair
may
be
accomplished
in
accordance
with
instructions
outlined
in
Section
18.
7-14.
CABLES
AND
PULLEYS.
(Refer
to
figure
7-1.
)
7-15.
REMOVAL
AND
INSTALLATION.
a.
Remove
access
plates,
fairings,
headliner
and
upholstery
as
necessary
for
access.
b.
If
the
direct
cable
(2)
is
to
be
removed,
discon-
nect
clamp
(10)
and
slowly
release
indicator
wire
(11)
until
spring
(16)
tension
is
relieved.
c.
Remove
safety
Wire,
relieve
cable
tension,
dis-
connect
turnbuckles
(4)
and
carefully
lower
LEFT
flap.
d.
Disconnect
cables
at
drive
pulleys,
remove
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