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Identifies key parts of the Longines chronograph including registers, hands, crown, and buttons.
Details the core functions: Standard Start-Stop-Zero, Add Rally, and Split/Intermediate-time.
Instructions for timing a single event using the start, stop, and reset buttons.
Guide for timing successive events and accumulating total time for events like car rallies.
Explains how to time a single event while registering intermediary times.
Procedure for setting the watch time accurately, including stopping the seconds-hand.
Instructions for adjusting the time zone and date using the crown and hour hand.
Steps to reset all chronograph registers to their zero position if misaligned.