Ducati MONSTER S4R Owner's Manual page 39

Important
Do not rev up the engine when it is cold. Allow
some time for oil to reach all points that need lubricating.
5) Then, as the engine warms up, gradually move the
fast-idle lever until bringing it in a vertical position (A).
When fully warm, the engine should hold idling speed
with the fast-idle device fully closed.
High ambient temperature (over 35 °C/95 °F):
Follow the same procedure for "Regular ambient
temperature", however, do not use the cold start device.
Cold ambient temperature (below 10 °C/50 °F):
Follow the procedure for "Regular ambient
temperature", however allow 5 minutes for the engine to
warm up (see point 5).
1
2
A
B
E
fig. 35
fig. 36
39