Tach Guage wakes up at high RPM

[flynhi66]

I have a tach on my boat/115HP Merc L6, and it does not "wake up" until I rev the motor up - then it starts moving at a high RPM and appears to have a dead-zone for anything under 1000RPM. Is this normal, or is it broken or misconfigured?

 

[moderator1]

Re: Tach Guage wakes up at high RPM

Moving to Mercury ??'s.<br /><br />You will hget a better response there.