Piper Cherokee Six - Cleaning Filter Assembly

PIPER
CHEROKEE
SIX
SERVICE
MANUAL
8-20.
CLEANING
FILTER
ASSEMBLY.
a.
Remove
the
access
panel
to
the
filter
bowl
on
the
bottom
of
the
fuselage.
b.
Remove
fuel
strainer
bowl.
c.
Remove
filter
disc
assembly
from
center
stem
by
compressing
filter
retainer
spring
and
removing
filter
retainer
washer.
(Refer
to
Figure
8-6.)
d.
Inspect
bowl
gasket
and
replace
if
necessary.
e.
Filter
discs
may
be
cleaned
as
follows:
1.
Plug
open
ends
of
filter
disc
center
with
stoppers
to
prevent
dirt
from
entering.
2.
Wash
metallic
filter
disc
in
acetone,
gasoline,
carbon
tetrachloride,
trichlorethylene
(permachor)
or
Bendix
cleaner.
Wash
nylon
filter
disc
with
soap
and
water.
CAUTION
Do
not
use
acetone,
methylethylketone,
etc.,
to
clean
nylon
filter
discs.
3.
Remove
stubborn
deposits
from
filter
disc
with
a
soft
bristle
brush.
4.
Rinse
all
traces
of
soap
solution.
Drain
or
blow
dry
and
remove
stoppers.
f.
Replace
the
filter
disc
if
damage
is
evident.
g.
Reinstall
filter
disc
assembly
and
strainer
bowl.
8-21.
PORT
REPAIR
OF
1H26-4
FUEL
SELECTOR.
(Refer
to
Figure
8-5.)
The
following
information
is
for
the
1H26-4
valves
only,
and
the
PA-32
parts
catalog
should
be
used
to
order
replacement
parts.
a.
Remove
and
discard
the
snap
ring
(10),
spring
(9),
ball
(6)
and
"O"
ring
(8)
from
the
valve
port.
b.
Replace
parts
removed
in
Step
a with
new
parts.
NOTE
Use
only
special
"O"
ring
provided
by
service
spares
and
use
care
not
to
push
"O"
ring
into
center
of
valve
housing.
c.
Pressure
check
valve
with
10
+5
-0
psi
of
air
applied
at
outlet
port.
No
bubbles
should
be
observed
when
valve
is
held
with
the
four
inlet
ports
pointing
up
and
gasoline
placed
in
each
port.
d.
Rotate
the
fuel
selector
through
its
full
cycle
of
tank
positions
to
insure
proper
operation.
e.
Reinstall
fittings
with
new
"O"
rings
in
each
inlet
port
and
reinstall
the
valve
into
the
airplane
in
accordance
with
Paragraph
8-22.
FUEL
SYSTEM
Added:
7/28/75
2J7