Copyright
2005 Alfano, S.A. All rights reserved.
21
D) Electronic control unit CALCULATOR:
On calculator boxes such as GM, HEI or MSD you will find a special terminal called « TACH ». Connect it
with the « yellow » cable.
To guarantee a lasting operation, make sure the wiring is done correctly.
III. Configuring the amplifier RPM of the AStrO LVF
Take off the lid from the transducer box (4 screws).
1)
Make the engine run at a slow pace, (DO NOT ACCELERATE) the red signal must blink.
2)
Afterwards, press on the small push-button for about 2 seconds
IV. Configuring the display of the AStrO LVF.
This operation consists of displaying the RPM correctly in your ASTRO LVF.
1)
Make the engine run at a slow pace. (DO NOT ACCELERATE)
2)
In the « RPM » configuration menu of your ASTRO LVF (MENU 14), you must select the correct
unit with the right button in order to display the right RPM.
(
/10
) (
/8
) (
/6
) (
/5
) (
/4
) (
/3
) (
/2.5
) (
/2
) (
/1.5
) (
/1.25
) (
X1
) (
X1.33
) (
X1.6
) (
X2
) (
X4
) (
X8
)
These units will divide or multiply the impulses originating from the RPM-module and the result will be
displayed in the top right corner of the screen. By knowing your RPM at a slow pace, it suffices finding it
on your ASTRO LVF.
Bright RPM-signal
Push-button
«Yellow» cable
Electronic control unit
CALCULATOR
