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Robert Denner July 31st 03 06:28 PM

Rebuilding Johnson Carburetors
 
I would like to replace the float valves,seats and gaskets on my 1995 200HP
outboard. I purchased OEM kits to do the job but upon opening up the float
chamber I find that the float seat is screwed into a hole that has at the
top a raised washer shaped surface. It looks like a washer but I can't
remove it. Why I ask is that in the kits comes a nylon washer which looks
like it is a seal for under the seat. Should I use the nylon washer over the
raised surface or just screw the new seat in the hole like the original
seats were? Hope someone out there can help me.

Thanks very much
Bob



Habbi July 31st 03 10:20 PM

Rebuilding Johnson Carburetors
 
Try posting it your question here.
http://www.boatsetup.com/cgi-bin/ubb...?ubb=forum;f=6


"Robert Denner" wrote in message
t...
I would like to replace the float valves,seats and gaskets on my 1995

200HP
outboard. I purchased OEM kits to do the job but upon opening up the float
chamber I find that the float seat is screwed into a hole that has at the
top a raised washer shaped surface. It looks like a washer but I can't
remove it. Why I ask is that in the kits comes a nylon washer which looks
like it is a seal for under the seat. Should I use the nylon washer over

the
raised surface or just screw the new seat in the hole like the original
seats were? Hope someone out there can help me.

Thanks very much
Bob





Billgran August 1st 03 03:03 AM

Rebuilding Johnson Carburetors
 

"Robert Denner" wrote in message
t...
I would like to replace the float valves,seats and gaskets on my 1995

200HP
outboard. I purchased OEM kits to do the job but upon opening up the float
chamber I find that the float seat is screwed into a hole that has at the
top a raised washer shaped surface. It looks like a washer but I can't
remove it. Why I ask is that in the kits comes a nylon washer which looks
like it is a seal for under the seat. Should I use the nylon washer over

the
raised surface or just screw the new seat in the hole like the original
seats were?


On the Minlon plastic carburetor bodies, like your motor has, the raised
seat acts as a sealing washer and you do not use the white washer that is in
the needle and seat kit. That needle and seat kit is also used on many
aluminum bodied carbs where the washer is required to seal the brass "seat".
It's best to do the carbs using a service manual which will tell you the
procedure, the specs, and how to adjust the linkage and synchronization
correctly.

Bill Grannis
service manager




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