Yamaha MX775 - ENGINE SPEED

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PERIODIC CHECKS AND ADJUSTMENTS
PERIODIC MAINTENANCE
ENGINE SPEED
1. Warm up the engine for several minutes.
2. Connect:
• FI Diagnostic Tool “1”
3. Measure:
• High engine speed (with no load)
Out of specification  Adjust.
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a. Move the throttle lever “1” to the high engine speed
position “a”.
b. Check the high engine speed.
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4. Measure:
• Low engine speed (with no load)
Out of specification  Adjust.
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a. Move the throttle lever “1” to the low engine speed
position “a”.
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FI Diagnostic Tool:
90890-03253
High engine speed (with no load):
3550–3600 r/min
a
1
Low engine speed (with no load):
1450–1550 r/min
a
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