1989 Johnson 20hp

LEE MICHNAL

Seaman Apprentice
Joined
Feb 13, 2016
Messages
39
Hi,
Say i have a 1989 20 hp Johnson, im trying to figure out the plumbing with the fuel lines
From the fuel pump to the Primer Seloniod with the red lever and to the carb and manifold
How do i tee them to be right??
 

flyingscott

Fleet Admiral
Joined
Apr 8, 2014
Messages
8,152
The fuel pump tees into the primer and the carb. The small primer line, I believe goes to the small nipple on the carb and the small nipple on the intake under the carb. Does it have the nipple on the front of the float bowl.
 

LEE MICHNAL

Seaman Apprentice
Joined
Feb 13, 2016
Messages
39
Yes I have a small nipple on front of carb
So the bigger line tees from fuel pump to primer and carb I have that now I have a
Real small line tee together from nipple on the carb and into the manifold under carb
Now my question now is don't I need to tee
In the bigger line from primer teeing to the two small lines
Into
 

flyingscott

Fleet Admiral
Joined
Apr 8, 2014
Messages
8,152
Do you have an electric or manual primer solenoid or both. The nipple on the carb is usually for the manual primer.
 
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