Honda NX500 Owner's Manual page 66

IDLE SPEED
(Refer to the maintenance precautions on
page 46 ).
The engine must be at normal operating
temperature for accurate idle speed
adjustment. Ten minutes of stop-and-go
riding is sufficient.
NOTE:
*
Do not attempt to compensate for faults
in other systems by adjusting idle speed.
See your authorized Honda dealer for
regularly scheduled carburetor
adjustments.
1.
Warm up the engine, shift to neutral
and place the motorcycle on its side
stand.
2. Adjust idle speed with the throttle stop
screw ( 1).
Idle speed: (In neutral)
1,300
+
100 min-
1
(rpm) (Except SW)
1,300
+
50 min-
1
(rpm) (SW only)
(1) Throttle stop screw (A) Increase
(B) Decrease
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