KTM 125 Duke EU 2015 Owner's Manual page 93

11 SERVICE WORK ON THE CHASSIS
–
Remove screw
S00670-10
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Check the chain sliding guard for wear.
» If the chain sliding guard has lost material due to wear to the extent that, in
area 
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Change the chain sliding guard.
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Check that the chain sliding guard is firmly seated.
» If the chain sliding guard is loose:
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Tighten the screws on the chain sliding guard.
C00199-10
 ,  and  . Push the chain guard aside.
, drilled hole  is visible from above:
91