Parts Diagram
S p a r k A r r e s t e r C l e a n i n g Information
Cleaning Steps:
Tools Needed:
3mm Allen Key
Wire Brush
Pair of Gloves
Safety Glasses
1 Using a 3mm Allen key, remove the three 5mm x
10mm button head bolts that secure the cone cap
to the muffler (see Parts Diagram for location).
2 Remove the two 5mm x 10mm button head bolts
that secure the spark arrester to the muffler.
Remove the spark arrester from the muffler.
Caution: Muffler can be extremely
hot. Let muffler cool down
before removing spark
arrester.
Note:
Read through all
instructions before
beginning disassembly.
NO.
DESCRIPTION
QTY
1
Cone Cap
1
2
5mm x 10mm Button Head Bolt
5
3
Exhaust Tip
1
4
Spark Arrester
1
5
Muffler Assembly
1
RESEARCH&DEVELOPMENT OF AMERICA, INC.
5420 DANIELS STREET SUITE A, CHINO, CA 91710
·
(800)634-9166
·
(909)628-4722
·
FACSIMILE (909)591-2198
www.yoshimura-rd.com
3 Using a wire brush, remove carbon deposits from
spark arrester screen. Inspect the screen for
excessive wear or damage. If spark arrester is
excessively worn or damaged, the spark arrester
must be replaced. Cleaning and inspection should
be performed after every 60 hours of use.
CAUTION: Gloves and Safety Glasses should be
worn while cleaning spark arrester.
4 Re-install spark arrester and cone cap. Torque the
5mm x 10mm bolts to 1.0 kg-m (7.3 lb-ft).
NOTE: It is recommended that a low strength
“Loc-tite” is used on the 5mm x 10mm bolts.
2
2
3
4
5
