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INDICATORS AND GAUGES
TACHOMETER
INSPECTION
ETHA1700
1.
Connect the tune-up test tachometer and start the
engine.
2.
Compare the tester and tachometer indications. If
the difference is excessive, replace the tachometer.
BE -41
CAUTION
1.
Reversing the connections of the tachometer
will
damage the transistor and diodes inside.
2.
When removing or installing the tachometer, be
careful not to drop it or subject it to severe
shock.
Revolution (rpm)
1,000
2,000
3,000
4,000
5,000
6,000
7,000
Remark
Tolerance (rpm)
±100
±125
±150
±200
±250
±300
±350
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Troubleshooting
