Sears 358.79828 Brush Cutter User Manual


 
ASSEMBLY
SAW BLADE CONFIGURATION
Cutting Une Head and BrashTri-Blade configurationsare
located beforethis section.
DANGER:THE METAL BLADE SHIELD MUST BE
PROPERLY INSTALLED ON THE UNIT
ANYTIME THE UNIT IS USED WITH THE
BLADE. THE FORWARD, TIP ON THE MET-
AL BLADE SHIELD HELPS TO REDUCE
TIlE OCCURRENCE OF BLADE THRUST
WHICH CAN CAUSE SERIOUS INJURY
SUCH AS AMPUTATION TO THE OPERA-
TOR OR BYSTANDERS.
THE BLADESAR_SNARP AND C=AN:CUT
YOU. BE SURE_TO;WEAR_GLOVE_WHIIJE
WORKING WITH BL_4DES. "_ ' i
PRE-INSTALLATION
Ifthe plastic linetrimmershield isinstalled onthe unit,you
must first remove the dualline cutting head beforeinstal-
ling the blade, supportflange, nut and metal blade shield.
To remove (See Figure-7), place lockingpinthroughthe
gearbox and ddvingdiskto preventthe arbor shaftfrom
turning and removethe dual line head by turning clock-
wise with blade nut/sparkplug wrench. Save parts re-
moved for future use.
Remove 4 screws with hex key holding the plastic line
trimmer shield. Save these 4 screws for installationof
the metal blade shield.
Go to=Installing The Metal Blade Shield" beforeproceed-
ing.
If you have already configured your unitfor brushtri-blade
use, you have alreadyinstalledthemetai blade shieldand
should remove thebrush fri-blade.
INSTALUNG THE SAW BLADE
(See Fig. 12,13, & 14 )
,SawBlade
Driving Disk
Locking Pin
Fiqure 12
Metal Blade =gPin
Saw Blade
Driving
Support Flange -_'1"__"=-'- Nut
Figure 13
Metal Blade __
Shield InstallCounterclockwise
BlaoeN.V
Saw Blade =
Figure 14
NOTE: The blades inf gul:esl:2-_1:_4areshownwithout the _ CHECK LIST
blade transport/storagecover for clarity.
Check all fasteners. Make sure they are tightand there
Before installingthe blade, make surethe driving;diskis'm :, are noloose parts.
place on the gear box. Check to make sure the Throttle Cableis positionedand
IMPORTANT: WHEN INSTALLING THE SAW BLADE,
THE ARROW ON BLADE SHOULD POINT iN THE
DIRECTION INDICATED.
Place saw blade onto support flange making sure the
hole in the center of the blade is fitted aroundthe raised
center step on the support flange.
Place support flange and blade onto arbor shaft. The
blade should not move from side to side.
Insert locking pin through the gearbox and drivingdistc
This will lock the drivfng disk and prevent the arbor shaft
from turning white you tightenthe nut.
Begin threading the nutcountere!ockwise ontothe end of "
the arbor shaft, which is a left-hand thread. To tighten,
turn counterclockwise;to loosen, turn clockwise.
While holding locldng pin in place, tighten the nuton the
arbor shaft counterclockwise using the blade nut/spark
plug wrench(20-35 Ib-ft).
clippedto the Brushcutter handlebar.
Check the Line Limiter. Make sure the LineUmferis cor-
rectly fastened to the plastic line trimmersh_eld, with the
long leg of the Une Limiterpointing toward the_center of
the shield.
Make sure the blade is secure.
Turn the blade by hand. If the blade binds against the
shield or wobbles, the blade isnot centered. Reinstall the
blade.
Make sure the long arm of the handlebar extends to the
leftof the tube and in front ofthe operator.
With the unitsupported by itsharness strap,adjusthan-
dle angle for best comfort and balance beforefirst use.
- 10-