MASSEY FERGUSON MF 14 - Page 5

7. Press crankshaft
into block,
align
pri-
mary timing
mark
on balance
gear
with
standard
timing
mark
on crankshaft. See
Fig.
4.
Press
shaft
until
gears
are meshed
approximately
1/16"
then
rotate
crankshaft
until
timing marks
on cam
gear
align
with mark on
crank
gear.
Continue to
press
crankshaft
into cylinder
block.
8.
Rotate
crankshaft
until
it is approximate-
ly
15'
past
B.D.C. then
place
a .010"
spacer
on
stub
shaft
and
start
the
bottom balance
gear
on
shaft. Align
secondary mark on
gear
with
secon-
dary
mark on
crankshaft, then
install
gear
all
the way
on
shaft.
See
Fig. 5. The
secondary
timing
mark on
the
gear
will align
with
standard
mark on crank when
gear
is in
place,
if
properly
timed. lnstall
spacers with thickest
one toward
retaining
ring and check end-play
of
gear.
Add
or subtract
shims to obtain .005"-.010"
end-play.
Fig. 5
-
Installing Boltom Balance
Gear
L lnstall
bearing
plate
using
one .020" and
one
.010" thick
gasket
onto crankshaft
and
se-
cure
to
engine
block with retaining
capscrews.
Tighten
capscrews evenly
to avoid distortion
to bearing
plate.
Check
crankshaft end-play by
measuring
between
inner
race
of bearing and
shoulder
on crankshaft. Correct
crankshaft
end-
play
is
.003"-.020" and
is controlled by
gasket
thickness
on bearing
plate.
10.
Use
a
suitable
ring
compressor
and
in-
stall
piston
and connecting rod.
Be sure
mark
on
connecting rod
is
toward flywheel
side of engine
as
shown
in
Fig. 6.
lnstall
rod
cap with mark
the
same way. Tighten retaining
bolts to 300
in.-lbs.
torque.
1 1
.
lnstall
oil
base.
12.
lnstall
valves, springs and
retainers
and adjust tappets.
Adjust
exhaust
tappets
.017"-
.019" and
intake
.008"-.010"
cold.
13. lnstall
cylinder head and torque
bolts to
360
in.-lbs.
torque
following
sequence shown
in
Fig.7.
14.
Carefully
install
oil
seals
on
crankshaft.
15.
lnstall
crankcase breather
with
new
gaskets
in
the number sequence
shown
in
Fig. 8.
@@
@
@@
@@@-
Fig. 7
-
Head
Bolt
Tightening Sequence
1.
Stud
Bolt
2. Gasket
3.
Breather Plale
4. Reed
5.
Ballle
6. Seal
7. Filter
8. Gaskel
9. Cover
PRIMARV
TIMt!{G
Fig. 4
-
Crankshaft and Top
Balance Gear
Properly Timed
SECONDARY
TlMlI,IG
$ARK
MARKS
?OWARD
F],wTNEL
Fig.
6
-
Connecting
Rod Properly
lnstalled
gECONDARY
TIMINC
I.IARR
(cRAl{l{5HAF?
)
SECO!II]ARY
TIMIIiIG
MARK
(SATANCC
CEAR}
^{!--;
dqs
N
q--{,u1
m\fi)o
\\Fc:
Fig. 8
-
Grankcase
Breather
-3-