Mooney M20K - General

MOONEY
AIRCRAFT
CORPORATION
M20K
SERVICE
AND
MAINTENANCE
MANUAL
28-00130
GENERAL
28-00-01
FUEL
FILLER
CAP
ASSEMBLY
IMAINTENANCE
Internally
sealed,
integral
fuel
tanks
are
in
the
forward
inboard
sections
of the
wings.
Fuel
feeds
from
either
Fuel filler
port
cap
assemblies
should
be
checked
tank
to
a
selector
valve
thru
a
gascolator,
with
a
periodically
for
proper
sealing
and
should be
serviced
low-point
drain,
through
the
emergency
pump
to
the
occasionally
to
prevent
hard
to
open
or
close
engine-driven
fuel
pump
and
to
the
fuel
injector
system
conditions.
on
the
engine.
Fuel
quantity
indicators
are
electn~cally
i.
The
o’dng
seal
(i)
(F~ure
28-2)
around
Be
cap
operated
with 2
transmitters
located
in
each
tank.
assembly
should be
kept
clean
and
free
of dirt
or
grit
that
might
cause
abrasive
action
on
seal
or
mating
flange.
Occasional
lubrication
with
petroleum
jelly
or
Tri-Flow
will
the
o’n’
soft
and
FILLER
PORT
FUE
L
GAGES
FUFL
OUINTIIY
IUPPLY
LINE
LEFT
TANK
RIGHT
TANK
DRAIN
IILE ,UI1
MNT
AND
RETUP’´•
RETURN
LINE
SUPPLY
LINE
L)riE
SELECTOR
wL~
taSCOU!Cs
’IJ~--SETU)N
LINE
BOOST
PUMP
SwlTCHES
InER
SwlTCH
HI~
ENCI~I
-)l~f
r´•
fCE:
P,~P
FCEL FLJ;
2~LCI
80051 PU~P
I
"Ir’
C"I:
´•’(E
(I II
,DPI"Lc
\r‘_LI
FUEL
SYSTEM
FIGURE
28
1
2. The shaft
(2)
running
through
the center
of
the
inspection.
This
can
be
accomplished
per
the
following
cap
housing,
that
actuates
the
rotating
lack
plate
(3)
procedures:
should
be
lubn’cated
occasionally
with
Tri-Flow,
or
A.
Remove
cap
assembly
from
wing
filler
port
and
equivalent,
to
prevent
binding
while
opening
or
closing
inspect
o’ring
(1)
for
any
damage
or
brittleness.
the
cap
assembly.
This
should
also
lubricate
the
o’n’ng
Remove
and
replace
if
needed.
(4)
that
seals this shaR.
a.
Adjust
tension
of shaff
(2)
and
rotating
lock
plate
WARNING
(3) by
removing
cotterpin
(5)
From nut
(6)
on
threaded
Water
can
enter
the
fuel
tank
through
a
loose
portion
of
shaft
(2).
TigMen
nut
(6)
so
cap
assembly
fitting
or
damaged
cap.
This
should be
handle
O
can
be
opened,
turned
and
shut with
hand
corrected
as soon as
possible.
pressure
and
still
provide
the
necessary
seal
of
cap
assembly
to
keep
water
from
entering
fuel
tank.
3.
The
sealing
capability
of
each
cap
assembly
should
be
checked
periodically
and
at
each
annual
28-00-00
OLDWILLWAYNE