Yamaha EF7000 - ADJUSTING the ENGINE SPEED (for EF7000;EF7200)

2-16
CHK
ADJ
PERIODIC MAINTENANCE
1
a b
ADJUSTING THE ENGINE SPEED
(For EF7000/EF7200)
1. Warm up the engine for a few minutes.
2. Attach:
9 Digital tachometer 1
Digital tachometer:
YU-39951-B, 90890-06760
4. Adjust:
9 Engine speed
Adjustment step:
a. Turn the adjusting screw to obtain the
proper engine speed.
Turn to a
The engine speed decreases.
Turn to b
The engine speed increases.
3. Measure:
9 Engine speed (with no load)
Out of specification → Adjust
Engine speed
(with no load):
3110–3210 r/min