Temperature; Set Temperature Units; Calibrate Temperature; Countdown Timer - Navman MULTI 3100 Installation And Operation Manual

6 Temperature

Temperature is measured by a sensor in the speed
transducer.

6-1 Set temperature units

The units can be either °C or °F:
Press until the temperature is displayed,
then hold until the units change.

6-2 Calibrate temperature

The unit is factory calibrated and should not normally
need calibrating. To calibrate:
1 Measure the water temperature near the speed
transducer.
2 Press + several times until the
Temperature Calibration screen is displayed:

7 Countdown timer

You can adjust the countdown timer to start counting
down between one and ten minutes, in increments
of one minute. The factory default start time is 10
minutes. When the timer is counting down, the
countdown timer symbol flashes and the time
remaining is displayed in minutes and seconds:
The beeper sounds and any external beepers or
lights operate:
Four beeps at four minutes to go.
Three beeps at three minutes.
Two beeps at two minutes.
One beep at one minute.
Ten beeps at the end; the last beep is longer
and marks the end of the countdown.
In each case, the end of the last beep marks the
exact minute.

7-1 Start countdown timer

The timer starts at the start time (to adjust the start
time, see section 7-3).
1 Press until the countdown timer is
displayed.
2 Press + . The timer displays On briefly
and starts counting down from the start time.
MULTI 3100 Installation and Operation Manual
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7-2 Stop and reset countdown timer

1
2

7-3 Adjust start time

Countdown
1
timer symbol
flashes
Timer
counting
down
2
3
Press or to change the temperature to
the value measured in step 1 above.
Press .
Press until the countdown timer is
displayed.
Press + . The timer stops and the time
resets to the start time (see section 7-3).
Press + several times until the
Countdown Timer Start Time screen is displayed:
Press or to set the start time in minutes.
Press . The timer does not start now (to start
the timer, see section 7-1).
Water
temperature
Timer
start time
is 9 min
11