2003 Yamaha YZ 125 "diaphragm cover" Questions

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Question about Yamaha YZ 125 Motorcycles

1 Answer

cover. The diaphragm has a ridge around the outer edge. This ridge goes into a groove in the float bowl. Put the new diaphragm in position, put the sping on top of it and reinstall the cover. Turn the

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Question about Yamaha YZ 125 Motorcycles

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...diaphragm gets a hole in it, the slide will not go up and down in the carb. Remove the air filter cover and air filter so that you can see inside the carb. Standing away from the mouth of the carb, ...

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Question about Yamaha YZ 125 Motorcycles

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...but slide will not come out. It wobbles in the body but will not move up or down This problem needs more description as if the diaphragm cover is off the diaphragm and slide should fall right

Question about Yamaha YZ 125 Motorcycles

1 Answer

...diaphragm. make sure the small o-ring is it's postion and then put the accelerator pump cover on with the two screws. Turn the bowl right side up, and pour it about half full of fuel. Using a small ...

Question about Yamaha YZ 125 Motorcycles

1 Answer

...cover and the air filter. With the engine OFF, crank the throttle wide open while watching the brass nozzle in the mouth of the carb. You should see it squirt fuel into the carb. If it does not, then ...

Question about Yamaha YZ 125 Motorcycles

1 Answer

...diaphragm. Put the cover on and replace the two screws. Reposition the float bowl and replace the screws. Reconnect the fuel hose. Replace the air filter backing plate, air filter element, and cover. ...

Question about Yamaha YZ 125 Motorcycles

1 Answer

5 hole pattern. Takes a T27 to remove it. Not sure what bike you have. So fill to the bottom of the diaphragm spring. Use loctite when you put cover back on. Don't over tighten. Torque to 100inlbs

Question about Yamaha YZ 125 Motorcycles

2 Answers

back fires 24/7????????????????? Backfiring can be caused by fouled spark plugs (you have four,two per cylinder), bad spark plug caps, bad air cut valves on the side of the carburetors, but most ...

Question about Yamaha YZ 125 Motorcycles

1 Answer

...cover is a spring and a diaphragm. The diaphragm should be replaced, and pay particular attention to what way it goes in. One side has a ridge on it. This ridge goes into the groove around the ...

Question about Yamaha YZ 125 Motorcycles

1 Answer

...or "bliped". Simply remove carb. On the bottom is the bowl, and another cover. Remove the bowl and this other cover and delicately cleam both. If diaphragm is dirty chances are bowl full of gunk

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