dir dobbers in exhaust

cajuncook1

Chief Petty Officer
Joined
Sep 3, 2009
Messages
559
Re: dir dobbers in exhaust

we see slow cranking motors that will crank fast when the plugs are removed in at least 3 threads a week and 99% will be cured by cleaning the connections on the leads or rebuilding the starter. if you think that mud dobbers are the cause then remove the lower unit as it has to come off sooner or later to have the water pump serviced and you will be able to clean the inside off the lower. putting water backwards up the exhaust is a bad idea. a easy test is to make sure its not in gear then get someone to crank the motor with the plugs in and see if you can fell the airflow coming out of the exhaust. if you can then its not that plugged that it would slow a starter motor.
im fairly sure that you could plug a exhaust on a 2 stroke and it wouldnt slow a good starter. It would stop the engine from starting but shouldnt slow the cranking speed


Very very good advice and so true!!!
 

64osby

Admiral
Joined
Jul 28, 2009
Messages
6,799
Re: dir dobbers in exhaust

If it's in neutral LU issues should not effect the power head. Can you pull the motor easy?

You stated you rebuilt the starter and "got it ready on the top end", what do those entail?

Weak or slow starter issues are created by bad windings/ armature, brushes, poor connections, degraded wires and weak batteries.

Are you jumping to your wires or direct to the starter?
 
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