Table 5-3. Direct and General Support Maintenance Troubleshooting (Continued)
TEST OR INSPECTION
ENGINE OPERATES ERRATICALLY (Continued)
Figure 5-162. Air Filter
Disconnect the throttle linkage and remove the carburetor from the engine.
To remove the carburetor from the engine it is necessary to loosen one
mounting screw, then the other. Pull the carburetor away from the engine
and loosen each screw again. Repeat this procedure until the carburetor
can be removed from the engine.
Inspect the carburetor to manifold gasket. If it is cracked, broken, or damaged, replace it and go
to Step 8d.
Disassemble the carburetor and make sure gasoline is getting to the carburetor.
Remove the bowl screw, gasket and bowl, and baffle gasket.
Remove the float pin, float needle and needle seat. If the float is dented or has pin holes,
replace it. If the float leaks or is worn, replace it.
Check the needle and seat for damage. If they are cut or scratched, replace them.