Removal
OIL SUMP
oughly and inspect the screen for broken
mesh
Remove the drawbar guide and swing the
drawbar to one side. Drain the oil sump
and remove the small cover over the lower
portion of the clutch housing. Remove the
capscrews attaching the oil sump to the
cylinder block.
Inspe ction
Clean the oil sump and pump screen thor-
Assembly.
Use a sealer on the one side of the gasket
surface only. Tighten the end capscrews
which enter the die cast timing gear cover
and rear oil seals to 15 foot pounds torque.
To overtighten may strip threads from die
casting. Refill sump with fresh oil.
ENGINE REMOVAL
BALANCE POINT FOR CLUTCH
HOUSING AND ENGINE
".
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. J;:
REMOVINGENGINE
The complete engine may be removed as a
unit as follows: Drain the cooling system
and the oil sump and shut off the fuel supply.
Remove the hood, hood support and radiator
Removal
Remove the carburetor air inlet tube. Dis-
connect the fuel line and governor link rod
and governor spring. Remove the throttle
rod guide. Remove the nuts attaching the
manifold to the cylinder block.
l~§J~ection
Check the manifold for carbon accumulation.
A partially plugged manifold will cause rapid
loss of power. Check the manifold for leaks
or cracks. Always use new gaskets.
hoses. Remove the drawbar guide. Remove
the starter and choke rods and the battery
cable at the starter - also disconnect the
headlight wire. The engine may be supported
from the fan shaft bearings, however, do not
hook in such manner as to pull bear ing
brackets closer together or to place a strain
on shaft. It is best to use a solid bar as
shown or a spreader must be placed between
the chain ends close to the fan shaft bearing
bracket. Disconnect the fuel line, remove
throttle rod, remove the bolts from the clutch
housing and swing engine awayfrom tractor.
Clutch Housing and Engine Removal
The small housing and engine may be re-
moved as a unit by following the engine re-
moval procedure and removing the clutch
pedal rod from the throwout bearing fo rk
and unhooking the brake return springs at
the bottom of the radiator support. The
same lift arrangement can be used excepting
the balance point for the engine and clutch
housing is about 4" closer to the flywheel
end of the engine. After attaching the engine
to the chain hoist, remove the capscrews
attaching the clutch housing to the trans-
mission housing.
MANIFOLD
Assembly'
Install manifold and tighten nuts to 20 to 25
ft. Ibs. torque.
Install the pin in the throttle rod ahead of the
throttle rod guide..This pin prevents the engine
from beingoverspeeded.
The intake manifoldvacuum is 18 to 19 inches
at low idle when the engine is in good me-
chanical condition and properly adjusted.
G- 17
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