Simplicity 1005 Operator's Manual page 10

b. Remove oil drain plug (See Figure 17) and allow oil
to completely drain from engine.
c. Replace oil drain plug securely.
d Remove dirt around engine oil filler plug (See Figure
10
).
e. Remove engine oil filler plug by turning counter¬
clockwise.
f. Fill With SAE 30 grade MS oil until level with top of
neck. Crankcase capacity is 2-3/4 pints.
g. Reinstall engine oil filler plug securely.
Figure 17.
EVERY 5 HOURS OF OPERATION
See Figure 18. Check and add worm drive housing gear oil
as follows:
a. Remove worm gear housing oil filler plug.
Figure 18.
CAUTION
There is a filter In a vent hole located at rear of worm
drive housing. Do not remove this filter for any reason.
c. If oil is required, tip tiller back until handles rest on
ground. Add a small amount of special worm gear oil
(See Accessories section of this manual) through plug
hole and slowly lower tiller until tines rest on ground.
Oil should be level with plug hole, if not, repeat pro¬
cedure. Do not overfill.
CAUTION
Damage to the worm gear drive which results from
use of any lubricant other than a special worm gear
oil will automaticaliy invalidate the: warranty. (See
back cover for oil part number).
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. Ref/er to change procedure in FIRST
5 HOURS OF OPERATION.
2. See Figure 19. Clean air cleaner and re-oil element The
air cleaner normally need not be cleaned for a full season
unless tilling is done under extremely dusty conditions.
Clean every few hours under extremely dusty conditions.
Clean air cleaner as follovvs;
a. Remove screw attaching air cleaner assembly to car¬
buretor.
b. Remove air cleaner assembly carefully from carburetor
so as to prevent dirt from entering carburetor.
c. Disassemble air cleaner assembly.
d. Wash foam element in kerosene or liquid detergent
and water to remove dirt.
e. Wrap foam in cloth and squeeze dry.
f. Saturate foam in engine oil. Squeeze to remove excess
oil.
g. Assemble parts and secure air cleaner assembly to car¬
buretor with screw.
b. Oil level should be level with plug hole when tines are
resting on ground.
8