Mulco ISA 9231/1890, Instruction Manual

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Using the Chronograph
Start / Stop / Reset
Zero positioning:
Press push-button B
(The two chronograph hands will
be reset to their zero positions).
Push-buttons A / B do not function
during resetting the chronograph
STOP
START
RESET
Push-button A
Push-button B
The chrono can be started and stopped each time
push-button “A” is pressed, and will stop automatically
after running continuously for 30 mins
Measures & displays time in 1 second united
up to a maximum of 29min 59sec
Press push-button A
to set the second counter hand
to the zero position
Reset the time and return
the crown to its normal position
Chronograph Reset
Perform when the chronograph hands
do not return to the zero position after
a reset, and/or after a battery change
(The minute counter hand is synchronized
with the second counter hand)
MULCO
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2
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3
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Push-button A
II
I
Note: The second counter hand can be advanced rapidly
by continuously pressing push-button A
1
2
3
Chronograph