Periodic  Maintenance  Information
Spark  Plug
• Remove  spark  plugs  by  using  plug 
spanner.
• Clean  the  spark  plugs.
• Adjust  the  gaps  if  incorrect  by  bending   
outer  electrode  carefully.
Spark  Plug  Gap : 0.6  to  0.7  mm.
Spark  Plug  (2  Nos.) : BOSCH   OR
: CHAMPION 
0.6 to 
0.7 mm
Drive  Chain   Slackness
• Chain  top  edge  to  be  kept  between  the 
two   mar k s  d u rin g  c hai n  s lac k nes s 
adjustment.
• Chain  slackness  will  have  to  be  adjusted 
whenever  required.
• Std.  Chain  slackness  25  ~  35  mm.
• Marking  on  chain  adjusters  should  be 
identically  positioned  on  both  sides.
25
Std. Chain
slackness : 25~35  mm