Zenith EL PRIMERO series, Operating Instructions Manual

Page: 71 / 89

MEASURING PARTIAL TIME
Start/Stop
Press the pusher (A) once to start the timekeeping
operation with both hands.
Stopping/Restarting the split-second
Press the mono-pusher (C) once to stop the split-
second hand. This allows a partial time to
be recorded.
Press the pusher (A) again to enable the split-
second to catch up with the other timekeeping
hand and continue the original timekeeping
operation. This operation can be repeated as many
times as necessary.
Resetting
Once the chronograph has stopped, press the
pusher (B) to send both chronograph hands and
the totalisers back to zero.
71
(A)
(C)
(B)
SPLIT-SECOND
CHRONOGR APH