PRO-S Rev1104
19
CALIBRATION
RPM Calibration (PRO-S 3, 6, and 8)
The following models of the PRO-S require the RPM control to be calibrated:
PRO-S 3
Non-electronic diesel and gasoline engines
PRO-S 6
Ford engines
PRO-S 8
Scania engines
Initial conditions
To perform the following calibration procedure a reference tachometer is needed
to verify the correct engine RPM, the engine must be at idle RPM, and the SETTING
display on the PRO-S must show IDLE.
1. Press
RPM
mode button.
Result:
RPM
LED indicator goes on.
2. Press
IDLE
button two times.
Result:
SETTING
display shows
CAL
flashing.
Note: Confirmation of selecting the calibration mode has to be input within
five seconds of
CAL
flashing in the
SETTING
display.
3. Press
IDLE
button two times again to confirm selection of calibration mode.
Result:
SETTING
display shows
CAL
steady.
4. Press
PRESET
button.
Result:
SETTING
display alternately flashes
SET
and
1200
.
5. Press
INCREASE/DECREASE
button to set reference tachometer to 1200
RPM.
Result: The engine RPM will respond to changes of the
INCREASE/
DECREASE
buttons.
6. Press
PRESET
button.
Result: Engine RPM goes to idle.
SETTING
display shows
IdLE
.
RPM calibration is complete.
