ServiceManual

ToC
ELECTRICAL SYSTEM
SERVICE MANUAL MARINE ENGINES
06. 07. 13 ADJUST INSTRUMENTS
06. 07. 13. 01 Tachometer with running-time meter
There are 2 possible settings
Function "PULSE": - Entry of pulse rate
12,18 per revolution
- inductive sender
Function "ADJUST": - Using a reference rpm
meter (manual rpm meter),
the rpm is compared and
calibrated accordingly.
07.13 ill.1
Selection of function
Operating voltage off.
Press and hold down key on back of housing.
Operating voltage (ignition) on.
The display shows "PULSE" and "ADJUST"
every 2 seconds in alternation.
To select shown function, release the
key for respective indication.
Function "PULSE"
When the function PULSE is selected, "P12.18"
(12.18 pulses per revolution) appears for example
on the display after approx. 3 seconds, with a flashing
last digit. Immediately start entry of known pulse rate
by repeated pressing of key.
07.13 ill.2
The flashing digit may be adjusted by activating the
key (possible pulse settings: 0.50 to 399.99).
After having adjusted the flashing digit, wait for approx.
3 sec. Then the next digit begins to flash. At completion
of pulse rate setting, activate the key no more.
The display then changes over to counting of runningtime.
Thus the setting procedure is completed.
By repeated selection of function PULSE the selected
pulse rate may be checked. The pulse rate appears
on the display and the individual digits begin to flash
in sequence, starting with the last digit.
P-12,18
07.13 ill.3
Page ELECTRICAL SYSTEM - 68 Z001019/0_6_July 2008