Mooney M20B - Lubrication

r
and
wine
off
any
c~cgss.
Remove
wheel
bearings
from
the wheel hub and
clean
thorou~ly
wti~
a
suitable
solvent.
When
repacking
with
grease,
be
sure
the
lubricant
enters
the
space
bet~een
the
rollers
and the
retainer
ring.
Do
not
pack
the
grease
into the
wheel hub.
Whenever
specific
instructions
for lubrication
of mechanisms
requiring
lubrication
are
not
available,
observe
the
following
precautions:
i.
Apply
ail
sparingly,
never
morc
than
enough
to coat
the
bearing
surfaces.
2.
Squeeze
the
ma,aneto
cam
foiler felts
at
regular
~inspection
periods.
If oil
appears
on
the
fingers,
do
not add
oil. If
the
-felt
is
dry,
moisten with
light
oil.
Be careful
not to
add
too
much
oil,
because
the
excess
will be thrown
off
during
operation
and will
cause
pitting
and
burning
of the
magneto
points.
The
engine
manufacturer
does
not
recommend oils
by
brand
names.
Use
a
quality
brand
Aviation
Grade
Oil of
the
proper
seasonal
viscosity!
However,
it
has
been
ubserved
that
the
best overall
results
are
obtained from
non-detergent
oils.
The
proper
grades
of
oil
are
listed below.
C
Figure
9
RECOMMENDED
LUBRICATION
OILS
Aviation
Average
Ambient Oil
Inlet
Temperatures
Grade Oil
Air
Temperature
Desired
Maximum
SAE
50
Above 40" F 180 F
245’ F
(4"
C)
(82’
C)
(i18’
C)
SAE
30
Below 40" F
170"
F 220’
F
(4"
C)
(17"
C)
(104"
C)
SAE
20
Below
10’
F 160’
F
200’ F
(-12’
C)
(71’
c,
(93’
C)
--ZC
OLDWILLWAYNE