10
USING
YOUR WATCH
ROLEX
SERVICE
THE HEART OF THE
COSMOGRAPH DAYTONA MODEL
MEASURING ELAPSED TIME
To measure elapsed time, follow the
steps in the order given:
– Completely unscrew the pushers by
turning them counterclockwise.
– Ensure that the chronograph seconds
hand is stopped. If necessary, stop it
by pressing the upper pusher.
– Press the lower pusher to reset the
chronograph seconds hand and
counters to zero.
– Press the upper pusher to start timing.
– Press the upper pusher again to
stop timing.
– Read the elapsed time. The center
seconds hand displays the elapsed
seconds, for a precise reading. The two
counters at 3 o’clock and 9 o’clock
on the dial indicate respectively the
elapsed minutes and hours.
– Screw the pushers back down by
turning them clockwise.
