The top and bottom edges of the throttle plate are beveled. Slide starter housing 1 over armature 2 , aligning notch with insulated terminal. Follow the instructions for the leak- down tester you are using to determine the likely problem area s. Disconnect the fuel hose from All Except Models 540000, 610000 the carburetor fuel inlet 6 , Fig. Disassemble and check connecting rods, 9.
Install the float bowl assembly to the carburetor 6. Torque nuts 7 to 25 in. Remove air cleaner knob 1 and cover 2 , Fig. Remove and discard all old gaskets, seals and Fig. Remove screw 25 and choke plate 24 , Clean Carburetor Fig. Inspect all parts for wear, cracks, nicks and burrs.
Torque nuts and screws to 65 in. Insert screw 2 and washer 1 through pilot 3 ball bearing, Fig. Remove governor control bracket with actuator. Push down on armature and brush end cap. Since many types of equipment 3.
Is there more parts that I am not aware of? Tie a temporary knot 4 , Fig. Remove any carbon or ridge at the top of the cylinder bore. Install emulsion tube body 8 with new gasket body. The machine has about 2500 hours on it. Briggs manual 272144 contradicts itself on the pages that show the cylinder numbering. LawnMowerForum is a lawn care and mowing community where members share knowledge and experience about owning, operating, and repairing mowing equipment, as well as caring for their lawns! Assemble new retainer to shaft. The dimensions for the block are: g.
Replace worn or damaged components. Pry up on retainer until C-ring snaps into groove in retainer, Fig. Inspect pump drive gear 2 for worn or chipped 2. Remove float and inlet needle. Assemble governor spool 2 to camshaft except Models 540000, 610000. This allows the weight of the carburetors.
Run engine for 5 minutes allowing engine to reach operating temperature. Remove and discard oil filter. Install Governor Crank Fig. Install valve covers with new gaskets and valve cover seals 6 , Fig. Position bowl drain as shown.
Note location of spring tab 5 and location of spring anchor 4 on center post of starter housing. . All carburetor adjustments performed with the en- gine running must be made with the air cleaner installed. Set meter to test for continuity. Torque screw or solenoid to 45 in. Lubricant 93963 before installing valves. Install float assembly to carburetor body, Fig.
More like one or one and a half quarts, at most. Replace pulley if damaged or worn. Remove head bolts 5, 6, 7, 8 and cylinder head, Fig. We wish to make an internet site beneficial for many people. Per- form adjustments exactly in the sequence shown.
Install fixed main jets 20 , Fig. Remove throttle shaft 13 and spacer 14. Assemble spacer 9 onto choke shaft. Assemble governor lever 3 to governor shaft. Runs rough 5. Assemble bowl gasket 9 to body. Remove air cleaner cover knobs 1 and cover 2 , Fig.