johnson twist throttle removal 1990 20 hp tiller

Joined
Apr 26, 2009
Messages
23
could not turn the throttle twist grip, i found where the problem was, it was the twist grip itself. dry as a popcorn fart. now i have other problems. did i mention i wasn't a outboard mechanic. well i popped the grip loose and it slid 2/3 of the way off but the idle control on the end of the tiller stops it. also the small round puck fell out. now i have to figure out how to get the grip off to put that back. i'm guessing you have to unplug the kill switch to get the grip off. i watched a youtube video and saw the small round puck fall out but the youtuber just picked it up and went on and never said how to put it back. i was hoping the grip would slide over the trolling idle knob on the end . the sleve has to come off to replace the part that fell out.
 

saltchuckmatt

Commander
Joined
Jul 19, 2019
Messages
2,811
Yeah, tough one to walk you through....I'll look for a diagram if I get a chance. The "puck" should just go in a little round hole in the plastic handle (one on each side) and they slide in a channel when you twist the grip.
 
Joined
Apr 26, 2009
Messages
23
you are correct, i was able to get it apart after a couple hours research. putting it back together was much easier. i guess tome will tell. there is very little info on the motors with the kill/idle adjustment on the end of the tiller handle. once you get the grip loose the idle knob has to be screwed in clockwise and it will come off. humm hope i got that right.
 
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