MASSEY FERGUSON MF 14 - Page 39

MASSEY-
FER G
USON
GROUPO-SECTIONV-PART2
TROUBI.F-SHOOIING
H.
Engine
Uses Excessive Amount Of Oil (Corztinuerl)
CAUSE
REI{IEDY
Piston
rings
and
grooves
worn excessive-
ly.
Piston
fit undersized.
Piston
oil control
ring
refurn
holes
clog-
ged.
Oil
passages
obstructed.
Reinstall new
rings
and
check land
cl.ear-
ance.
Measure
and replace
as
necessary.
Remove
oil
control ring
and clean return
holes.
Clean out
all oil
passages.
l.
Oil Seol
Leoks
CAUSE
REIIIEDY
Oil seal
hardens
and is
worn.
Crankcase
seaL contact
surface is
stighUy
scratched,
causing
seal to
wear exces-
sively.
Cranksha-ft
seal
contact
surface is
worn
undersize,
causing
sea-l
to
leak.
Crankshaft
bearing
under
sea-I is
worn
excessively,
causing
cranksha-ft towobble
in
oil
seal.
SeaL
outside
seat in
cylinder
or
side
cover
is
damaged,
allowing
oil
to
seep
around
outer edge
of
seal.
New
seal
installed
without
correct
seal
driver
and not
seating
squarely in
cavity.
New
seal damaged
upon
installation.
Bent
crankshaft,
causing
seal to leak.
Oil
seal driven
too
far
into
cavity.
Replace
old,
hardened
seal.
Use fine
crocus
cloth to remove
scratch-
es.
(Use
care when removing
seals.
)
Check
cranksha-ft
size
and
replace
if
worn
excessively.
Check
crankshaft
bearing
for
wear
and
replace
if
necessary.
Visually
check
seal
receptable
for
nicks
and damage.
Replace
PTO
cylinder
cover
or
smaLi
cvlinder
cover
on the
magneto
end,
if necessary.
Replace
with new
seal using
proper
tools
and methods.
Use
proper
seal
protector
tools
and
methods
for
installing
another new
seal.
Check crankshaft
for
straightness
and
replace,
if
necessary.
Remove
seal
and
replace
with new
seal,
using
the
correct
driver
tool
and
proce-
dures.
Prinied
in
U.S.A.