Piper Cherokee Six - Page 278

PIPER
CHEROKEE
SIX
SERVICE
MANUAL
6-19.
INSTALLATION
OF MAIN
LANDING
GEAR.
(Refer
to Figure
6-7.)
a. The
main
landing
gear
assembly
may
be
installed
on
the
wing
by the
following
procedure:
1. Position
the gear
up
in the
wing
through
the
access
opening
and secure
with
bolts,
washers and nuts.
2. Reconnect
the brake
line
at the point
of disconnection.
b.
Service
the
oleo
strut.
(Refer
to Oleo
Struts,
Section
II.)
c. Service
the
brake
system.
(Refer
to Brake
System,
Section
II.)
d. Install
the access
plate
to the
bottom
of
the wing
and
the
oleo
housing
fairing
to the
gear.
e.
Slide
the
drip
pan
from
under
the
gear
and
remove
the airplane
from
the
jacks.
6-20. WHEELS.
6-21.
REMOVAL
AND
DISASSEMBLY
OF
NOSE
WHEEL.
(Refer
to Figure
6-8.)
a. Jack
the
airplane
enough
to
raise
the nose
wheel
clear
of the
ground.
(Refer
to
Jacking,
Section I1.)
b.
If wheel
fairing
is
installed,
remove
four bolts,
two
on
each side,
and
the
small
plate on
top
held by
metal
screws.
Slide
fairing
up on
the gear
until
the wheel
is
removed.
c. Remove
wheel
by
the
following
procedure:
1. Remove
the nut
and
washer
from
one
end
of the
axle rod
and
slide
out the
rod
and
axle plugs.
2.
Lightly
tap
the axle
tube
out
from
the center
of
the wheel
assembly
by use
of an
object
of
near
equal
diameter.
NOTE
Be
certain
not
to
damage
the
axle
tube
end
in any
way.
This
will
make
removal
and
installation
extremely
difficult.
3.
Remove
the
spacer
tubes
and
the
wheel
assembly.
4. Slide
down
wheel
fairing
and
remove
by
turning
it sideways.
d. The
wheel
halves
may
be separated
by first
deflating
the tire.
With
the
tire sufficiently
deflated,
remove
the
wheel
through
bolts.
Pull
the
wheel
halves
from
the
tire
by removing
the
wheel
half opposite
the
valve
stem
first
and
then
the other
half.
e.
The
wheel
bearing
assemblies
may
now
be removed
from
each
wheel
half.
The
bearing
cup
should
be
removed
only
for
replacement.
See
paragraph
6-26a
for bearing
cup
replacement
instructions.
6-22.
INSPECTION
OF
NOSE
WHEEL
ASSEMBLY.
a.
Degrease
all parts
and
dry
thoroughly.
b. Visually
check all
parts
for cracks,
distortion,
defects
and
excess
wear.
c. Check
tie
bolts for
looseness
or failure.
d. Check
internal
diameter
of
felt grease
seals
for distortion
or wear.
Replace
the felt
grease
seal
if surface
is hard
or gritty.
Lightly
coat
felt grease
seals
with SAE
10 oil.
(Do
not soak
felts
in oil.)
_
e.-Check-tire
for
cuts,
internal-bruises-and
deterioration.
f.
Check
bearing
cones
and
cups
for wear
and
pitting
and
relubricate
per
lubrication
chart.
g.
Replace
any
wheel
casting
having
visible
cracks.
Revised:
12/4/79
LANDING
GEAR
AND
BRAKE
SYSTEM
2B2