TACHOMETER CHECK

When the actuator tests (item No. 2) are performed using M.U.T.-III, check that the tachometer indication tolerance is within the standard value.

Standard value:

Engine speed (r/min)
Tachometer indicating tolerance (r/min)

600
± 100

3000
± 100

5000
± 100

6000 <Petrol engine>
± 100