Analog Tachometer; Analog Tachometer Applications - Yamaha F70AET Rigging Manual

ANALOG TACHOMETER

A tachometer is essential for proper outboard performance.
The engine speed can be monitored to obtain most efficient operation.
In twin engine applications, the tachometers can be used to set the throttle of each engine accu-
rately.
1

ANALOG TACHOMETER APPLICATIONS

Ref. No. Description
Without indicators
BLK panel
1
Without indicators
WHT panel
With 3 oil indicators
BLK panel
2
With 3 oil indicators
WHT panel
With overheat & oil indicators
BLK panel
3
With overheat & oil indicators
WHT panel
* Tachometer with triple oil indicators (Ref. No.2) requires the relay to light the indicators.
See the wiring diagram to connect the relay (P/N: 6Y5-81950-02).
* If the current tachometer does not fit the older engine, use the wire harness adapter which is shown in page
5-44.
2
Part No.
6Y7-83540-20
6Y7-83540-30
6Y7-83540-00
6Y7-83540-10
6Y7-83540-80
6Y7-83540-90
5-5
3
Applicable model
Pre-mixed 9.9 – 250
FT8 (T8), F9.9 – F25 (FT/T25)
250G, L250G
Above 40 (3-cyl) w/ oil injection (except 250G/
L250G)
Above F30 [Mechanical RC]