Sears 358.79828 Brush Cutter User Manual


 
CUSTOMER RESPONSiBiLITIES
_IECK FOR LOOSE FASTENERS/PARTS
Blade Nut
Dual Line Head Nut
Handlebar, Mounting Bracket, and Thumb Screw
rhrottie Handle
C_ylinderCover/Muffler Guard
_,lrFilter Cover
Muffler
3earbox
{ECK GEAR BOX LUBRICATION
29)
)rmally it is not necessary to change the gmace except
_ringservice of the gearbox assembly.
Remove the gearbox plug to check the grease level;
Grease level shouldbe 3/4 full. Usea general purpose
REPLACE SPARK PLUG (Fig. 31 )
Thesparkplugshouldbereplacedeachyeartoensurethe
eng nestartseasierandrunsbetter,
Spark Plug gap should be ,020".
Loosen 4 screws from cylinder cover with hex key,
Remove cylindercover.
Pull offthe spark plug booL
Remove and discard the spark plugfrom the cylinder.
Replace with correctspark plug and tighten with blade
nut/sparkplug wrench (10-12 Ib-tt).
Cover_'park p_ugwith spark plug boot.
lithium base grease.
Figure 29
EAN AIR FILTER. (Fig. 30 )
lifty air filter decreases the life and performance ofthe
llne and increases fuel consumptionand harmfulemis-
rtS.
raysclean after 5 tanks offuel or 5 hoursof operation,
_ver is less. Clean more frequently in dusty condi-
Loosen the screw on the air tilter knob enough to re-
move the cover fromthe engine.
Remove air filterfrom cover.
Wash air filter in soap and water.
SClueeze air filter dry end replace, incover. ,
Reinstall the air filtercover, making sure the choke exit
_lot is placed over the choke lever.
Air Filter
Air Filter Knob
Choke Lever
Choke
Exit Slot
Cover
Figure 30
Replace the cylinder cover making sure the muffler
...... guard interlockswlththecrank ease assembly. Insert4
screws and tighten securely.
Screws _ |
Spark Plu_
Cover
Muffler Guard
Figure 31
INSPECT MUFFLER AND
SPARK ARRESTOR SCREEN (IF INSTALLED)
Asthe unitis used,carbon deposits buildup on the muffler
and spark arrestor screen (if installed), and must be re-
movedto:avoid creating a fire hazard or affecting engine
performance.
Required cleaning is every 10 hours of operation.
Replace the spark arrestor screen ifbreaks occur.
CLEANING THE SPARK ARRESTOR SCREEN
Disconnect the spark plug wire.
Remove the sparkarrestorscreen. (Refert0the Spark
ArrestorScreen Assembly section of this manual).
Cleanthesparkarrestorscreenwlthawirebrushorre-
place if breaks are found in the screen.
Reassemble parts, (Refer to the Spark Arrestor
Screen Assembly sectionof this manual).
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