Homelite 8H.P - Manual (Page 8)

EVERY 5 HOURS OF OPERATION
See Figure 11. Check and add worm drive housing gear oil
as follows:
a. Remove worm gear housing oil filler plug.
Worm Gear Oil Filler Plug
Figure 11.
CAUTION
There is a filter in a vent hole located at rear of worm
drive housing. Do not remove this filter for any reason.
b. Oil level should be level with plug hole when tines are
resting on ground.
c. If oil is required, tip tiller back until handles rest on
ground. Add a small amount of special worm gear oil
(See Back Cover for part number) through plug hole and
slowly lower tiller until tines rest on ground. Oil should
be level with plug hole, if not, repeat procedure. Do not
overfill.
CAUTION
Damage to the worm gear drive which results from use
of any other lubricant than that specified on back
cover, will automatically invalidate the warranty.
d. Tighten filler plug securely.
NOTE: The worm drive housing may become quite warm
while operating. This is completely normal and no harm to
gears will occur if the housing is kept filled as specified
with the special worm gear oil.
EVERY 25 HOURS OF OPERATION
1. Change engine oil. Refer to change procedure in FIRST
5 HOURS OF OPERATION.
2. See Figure 12. Clean air cleaner and re-oil element. The
capacity of the oil-foam air cleaner is adequate for a normal
full season's use without cleaning. However, under extremely
dusty conditions clean every few hours. Clean air cleaner
as follows;
a. Remove wing nut and cover.
b. Lift off foam element from base.
c. Push down foam element as shown and pull out air
cleaner cup.
d. Wash foam element in kerosene or liquid detergent
and water.
e. Wrap foam in cloth and squeeze dry.
f. Saturate foam in engine oil. Squeeze to remove excess
oil.
g. Put air cleaner cup inside element. Be sure sealing lip
is over top and bottom ends of cup.
h. Re-assemble air cleaner parts as shown. Screw wing
nut down securely.
Clean and reset spark plug gap at 0.030 of an inch. Plug
should be cleaned by scraping or wire brushing and washing
with a commercial solvent or gasoline. Grease the plug
threads before re-installing.
EVERY 200 HOURS OF OPERATION
See Figure 13. Clean fuel filter screen and bowl as follows:
WARNING
Do not remove fuel lines from fuel filter when engine
is hot.
1. Close fuel shutoff valve, loosen yoke, and remove bowl,
gasket, and screen.
2. Disgard gasket and replace it with new one.
3. Clean screen and bowl.
4. Using new gasket, assemble in reverse order of disassembly.
Be sure yoke is secure. Open fuel shutoff valve.