Setting the Date
Measuring Cumulative Times
Chronograph
A
A
II
M U L C O
M U L C O
M U L C O
M U L C O
M U L C O
8172/220
8172/220
8172/220
8172/220
8172/220
30
30
30
7
6
23
25
B
START
STOP
RESET
After 2 hours of continuous running, the chrono stops
Caution:
never correct date between 9 pm and 12:30 am
and resets automatically to save the battery