Exhaust Alert Operating & Fitting Instructions
12
HMI 201/01
4.4
Wiring Repeater Gauge
•
Remove approximately 80mm of the outer sheathing from the Master gauge
loom.
•
Remove 8mm of insulation of each core wire.
•
Lightly twist the strands of each core and insert into the appropriate
connection block position.
•
Connect the wires from the gauge unit to the connector block as follows and
tighten the clamping screws:
** Do not connect if using a separate 120 dB sire.
4.5
Sensor Wiring for Single Engine Installations
•
Remove approximately 35mm of the outer insulation from the sensor cable.
•
Cut back the exposed wire and foil shielding that lies between the outer
insulation and the twin inner wires.
•
Remove 8mm of the red and black insulation of the two wires.
•
Lightly twist the strands of each inner wire and insert into the appropriate
connection block terminals and tighten the clamping screws.
•
Connect the wires from the sensors to connection block terminals 4 and 1
and tighten the clamping screws.
•
Connect terminals 5 and 1 of the connection block and tighten the clamping
screws.
4.6
Sensor Wiring for Twin Engine Installations
•
Prepare the wiring for both sensors as in the Single Engine instructions
above.
•
Connect the wires from the Port engine sensor to terminal 4 and 1 and tighten
the clamping screws.
•
Connect the wires from the Starboard engine sensor to terminal 5 and 1 and
tighten the clamping screws.
4.7
Optional Night Mode Gauge Illumination
For night mode operation supply main gauge connector 12 with a +ve supply
e.g. From navigation lights.
Connection
Block
Number
Wire Colour Description
Main Gauge
Connection
Block Number
1
Purple
Repeater Power LED
11
2
Brown
Repeater Silence O/P
10
3
Blue
Repeater Eng 2 LED
9
4
White
Repeater Eng 1 LED
8
5
Slate Grey
Repeater gauge buzzer**
7
6
Turquoise
Engine 2 +ve
3
7
Green
Engine 1 +ve
2
8
Black
Common -ve
1
NOTE:
The ferrules make for
a neat and sound
connection. The wires
are not crimped or
soldered to the
ferrules; the silver
tubular part is
crushed onto the core
when the terminal
screws are fully
tightened.
CAUTION:
When removing the
outer sheathing be
careful not to damage
the insulation of the
individual cores
underneath.
CAUTION:
When removing the
outer sheathing take
care not to damage
the insulation of the
individual core wires
underneath.
