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Carb removal--not having fun.

Started by Tor-King, June 30, 2012, 05:32:17 PM

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Tor-King

I am in the process of removing my carbs for cleaning.  I am at the point where the air box is out and have loosened all the hose clamps holding the carbs to the intake.  I am attempting to coax them off but to no avail.  Does anyone have any tricks up their sleeves?  I really don't want to put a lot of unnecessary force upon them if there is an easier way.  Looking forward to responses.

Thanks,
Dean
1993 Yamaha FJ1200
1988 Yamaha FJ1200
1986 Yamaha FJ1200
1984 Honda Nighthawk S 750
1972 Yamaha XS-2
1972 Honda CT70
1974 Honda CT70
1992 Yamaha DT50 MX
2012 Honda CBR250R
2008 Honda CBR125R

roverfj1200

I just push the clamps forward to the engine and crank the suckers up and down till they come off.

Cheers'
1988 FJ1200
1991 FJ1200

Richard.

FJmonkey

Remove a few more bits so you can tilt the rear sub frame down and away from the the carbs, plenty of room. 
The glass is not half full, it was engineered with a 2X safety factor.

'86 Ambulance - Bent frame, cracked case, due for an overhaul
'89 Stormy Blue - Suits my Dark Side

Pat Conlon

Quote from: roverfj1200 on June 30, 2012, 06:34:46 PM
I just push the clamps forward to the engine..........."

Do you have the heat shield installed?
1) Free Owners Manual download: https://tinyurl.com/fmsz7hk9
2) Don't store your FJ with E10 fuel https://tinyurl.com/3cjrfct5
3) Replace your old stock rubber brake lines.
4) Important items for the '84-87 FJ's:
Safety wire: https://tinyurl.com/99zp8ufh
Fuel line: https://tinyurl.com/bdff9bf3

Tor-King

The clamps cannot be moved any further up as the heat shield is installed.  I actually removed the bolts from the hose clamps so they are very loose.  The carbs just appear to be super tight in the intake!  I will try again later!

Thanks again,
Dean
1993 Yamaha FJ1200
1988 Yamaha FJ1200
1986 Yamaha FJ1200
1984 Honda Nighthawk S 750
1972 Yamaha XS-2
1972 Honda CT70
1974 Honda CT70
1992 Yamaha DT50 MX
2012 Honda CBR250R
2008 Honda CBR125R

1tinindian

Use a 90* pick around the inside of the boots to loosen the carbs.

Leon
"I want to be free to ride my machine without being hassled by the "man"!
91 FJ1200

akinc

I have rebuilt quite a few yamaha carbs over the years, ( FZ, Maxim X, Radian, YZF600, etc.) easiest way i found is to pop the rubber intake boots (air box to carb) back into the airbox, this will give you lots of room to wiggle the carbs out from the actual intake manifolds. When you go to reinstall, you can access these boots by putting your hand in the air box ( filter removed) to help push them back on to the carbs. These boots have a groove moulded into them for that purpose. Give that a try
"LIVE MUSIC IS BETTER- Bumper stickers should be issued!"

Firehawk068

He already posted that he has the airbox out...........I think he means that they are just stuck in the carb manifolds.
They can get hardened by the heat, and age. I know it sometimes takes some bit of force to get them out, especially with all 4 manifolds holding them in solid.
I have had previous luck with using a prybar to wedge them off. I start at the very end of the rack of carbs. But be very, very careful that you dont damage them. Once you get them past the molded ridge inside the manifolds, they slip right out.
Alan H.
Denver, CO
'90 FJ1200

Tor-King

Finally got them out.  Letting them sit awhile with all mounting hardware loose and a little extra pull up on the carbs, and everything sprung loose-- yea!  Now the fun begins.  THANK YOU everyone for your input!

Dean
1993 Yamaha FJ1200
1988 Yamaha FJ1200
1986 Yamaha FJ1200
1984 Honda Nighthawk S 750
1972 Yamaha XS-2
1972 Honda CT70
1974 Honda CT70
1992 Yamaha DT50 MX
2012 Honda CBR250R
2008 Honda CBR125R

akinc

I guess i should have read the details, missed the part about airbox out, hopefully the tip helps later for service work.
Take your time with the overhaul, its well worth the effort, the smooth power and good gas mileage pays off.
 
"LIVE MUSIC IS BETTER- Bumper stickers should be issued!"