Bolens 111-064A - Manual (Page 13)

ENGINE OIL
Check oil level before starting engine and after
every 5 hours of operation.
ADD oil as necessary to keep level FULL TO
POINT OF OVERFLOWING.
Before removing oil fill plug, clean area around
plug to prevent dirt from entering oil fill hole.
Engine should be in a level position when check­
ing oil.
Change oil after first 5 hours of operation.
Thereafter change every 25 hours. Change oil
'..hile engine is warm. Oil may be drained thru
drain on bottom of engine. To drain completely,
always place engine level when draining thru the
bottom. Oil capacity 1-1/4 pints. See figure 18.
FIGURE 18.
AIR CLEANER
Clean air cleaner and re-oil element every 25 hours
under normal conditions. Clean every few hours
under
extremely dusty conditions. Poor engine
performance and flooding usually indicates that
the air cleaner should be serviced. See figure 19.
Screw
Assemble
One of These
Low Points
Towards
Narrow
Edge of
Element
Assemble Element So
Lip Extends Over Edge
of Air Cleaner
Lip Will Form
Protective Seal
When Cover Is
Assembled
Cup
CLEAN AIR CLEANER
FIGURE 19.
1. Remove screw.
2. Remove air cleaner carefully to prevent dirt
from entering carburetor.
b.
c.
3. Take air cleaner apart and clean.
a. WASH foam element in kerosene or a liq­
uid detergent and water to remove dirt.
DRY foam completely by wrapping and
squeezing in a cloth.
SOAK foam with engine oil. Squeeze to
distribute and remove excess oil.
4. Reassemble parts and fasten to carburetor.
SPARK PLUG
The spark plug should be cleaned (see figure 20)
and the gap reset to a 0.030-inch clearance once a
season (see figure 21). Spark plug replacement is
recommended at the start of each mowing
season; check engine manual for correct plug
type.
Clean
Electrode
FIGURE 20.
FIGURE 21.
NOTE
Whenever the spark plug is removed
for cleaning, it is advisable to
replace the spark plug gasket with a
new gasket.
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