![briggs and stratton pulsa jet carburetor troubleshooting briggs and stratton pulsa jet carburetor troubleshooting](http://4.bp.blogspot.com/-kFOcISfnDU0/VlCY1X4Y6hI/AAAAAAAAEk8/Cpl4rnvvjUg/s1600/2013-12-31%2B14.46.26.jpg)
The diaphragm will go ontop of the tank, then the gasket. Pulsa-Prime carburetors will use a gasket and diaphragm and a spring. Hold the carburetor upside down in your hand and place the wide, short spring in the correct well (caburetors needing the 391681 diaphragm use this short, wide spring). Make sure you do not damage the spring when installing.ĩ. No more than two coils should be in the holder.
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Briggs and stratton pulsa jet carburetor troubleshooting install#
Install the spring to the bottom side of the choke link. Clean the screen with a tooth brush if necessary.Ĩ. Check for debris clogging in intake straw. On automatic choke engines, you will have to remove the access cover on the air horn (located on opposite side of the breather grommet) to remove the link connected to the diaphragm to remove the diaphragm.ħ. If a local Briggs and Stratton authorized shop cannot true the tank, then the tank must be replaced.Ħ. Gas in this area affects the pumping action of the fuel pump. If you notice a pool of gasoline in the large, shallow well in the gas tank top, then the tank must be "trued". Make sure the springs do not jump onto the floor. Pull up on the carburetor to remove it from the tank.
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BE SURE TO REMOVE IT SO YOU DO NOT DAMAGE THE CARBURETOR.**ĥ. NOTE: **ON SOME MODEL SERIES 110900, 1119000, 113900 THERE WILL BE ANOTHER LONGER SCREW INSIDE OF THE AIR HORN UNDER THE CHOKE PLATE. Remove the 5 machine screws holding the carburetor to the tank. Dump the gas from the tank into a container suitable to contain gasoline. Tilt the carburetor and gas tank as a whole towards the engine to free the governor linkage from the throttle shaft.ģ. Remove the two bolts holding the gas tank to the engine.Ģ. This top information is for carburetors installed on Sprint, Classic and Quattro 3.0 to 4.0 hp engines.ġ. The diaphragm is stiff and must be replaced. This problem is usually common with Briggs and Stratton Vacu-Jet and Pulsa-Jet diaphragm style carburetors.Ī.