Yamaha XZ550RJ 1982 Owner's Manual page 159

1. Throttle stop screw
I. Vis de butee des gaz
1. Tornillo de para da de obturaci6n
2. Set the engine idle speed to specified
speed by turning the throttle stop screw
in to increase the engine speed and back
off the throttle stop screw to decrease
the engine speed.
Standard idling speed:
1,100r/min
NOTE: _ _ _ _ _ _ _ _ _ _ _ _ _
If the specified idling speed cannot be obtain-
ed after performing the above adjustment,
consult your Yamaha dealer.
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