Shindaiwa B530 Owner's Manual page 10

Installing a Blade
1. Make sure the switch is off and the
engine is stopped.
2. Wear gloves to protect your hands.
3. Turn the unit over so the saw
holder flange extending from the
gear case is facing up.
4. Using the small end of the plug
wrench, loosen the bolt (turn
clockwise) and remove the bolt, bolt
guard, and holder B.
SHAFT BOLT
SAFETY CLIPS
GEAR SHAFT
5. Slide the safety clip as shown in the
illustration.
WARNING!
Never operate this machine
without the safety clip in
place.
10
6. Fit the blade over the safety clip onto
holder A. Then, slide the safety clip back
to its original position.
BOLT GUARD
HOLDER B
HOLDER A
hole must be centered over the raised
boss of holder A.
7. Put holder B and bolt guard back and
at this time only finger tighten the bolt.
Make sure holder B is flat against the
blade. The recess in holder B must
face the blade and completely cover the
safety clip.
Slide the saw blade in place
Center the safety clip(s)
WARNING!
The blade must fit flat against
holder A. The blade's mounting
Install Holder B
8. Rotate holder A until the hole in its
skirt aligns with the hole in the gear
case. Insert the hex wrench through
both holes (to prevent the shaft from
turning).
9. Holding the hex wrench and blade
with one hand, tighten the bolt (turn
counterclockwise) securely using the
hex socket end of the plug wrench.
10. Remove the hex wrench.
WARNING!
Before operating, make sure
the blade is securely mounted. Turn the
blade with your hand slightly and make
sure the blade turns smoothly without
wobbling.
WARNING!
Make sure the direction of the
arrow indicated on the blade corresponds
with the arrow indicated on the cutting
attachment shield.
IMPORTANT!
This brushcutter is equipped to handle
2~4mm thick blades. For 2mm thick
blades, two (2) safety retainer clips must
be used. For 4mm thick blades, one (1)
safety retainer clip must be used. Holder
A, blade retainer clip(s), Holder B, shaft
bolt, and bolt guard must be installed.
The shaft bolt has left-handed threads and
is removed by turning clockwise as shown
above.
The brushcutter should be fully assembled.