73 50 hp johnson quit, now nothing. Help please

neub747

Cadet
Joined
Jul 7, 2021
Messages
21
It almost feels like something came unhooked in the lower unit. I have no idea, I'm not a mechanic and don't claim to be. I've never had a lower unit off. The shift lever in the top of the motor where the shift linkage hooks to just moves back and forth freely. There is no shifting at all it is just flopping around.
 

neub747

Cadet
Joined
Jul 7, 2021
Messages
21
I just changed the lower unit oil yesterday and it looked fine when it came out. not milky or shiny with steel parts.
 

airshot

Vice Admiral
Joined
Jul 22, 2008
Messages
5,083
Perhaps the shift rod is broke, did you hit anything while out cruising. Electrical trouble shooting is a real pain !! I know, just had an elec issue on my outboard.
 

neub747

Cadet
Joined
Jul 7, 2021
Messages
21
no didn't hit anything. I'm going to swap lower units. The lower unit is good on the parts motor. That'll be another day though.. Thanks for your help.
 

tphoyt

Lieutenant
Joined
Jun 10, 2010
Messages
1,260
Did you remove the drain screw at the very bottom to drain the oil or the Philips screw half way up towards the back of the gear case?
 

neub747

Cadet
Joined
Jul 7, 2021
Messages
21
regular head drain screw at the very bottom and the regular head screw about half way up for air.
 

racerone

Supreme Mariner
Joined
Dec 28, 2013
Messages
37,823
The philips screw if equipped with it , is a bearing lockscrew.----It has no " bearing " on the shift function in any way.
 
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