1986-1987 Honda Fortrax TRX70 Service Manual, Page 34Get this manual
FUEL SYSTEM
TROUBLESHOOT! NG
Engine ra nks but 't ta rtNo fue in tank No fuel to cylinder Too much fue gening to cylinder No spark at plug (ignition malfunction) Air cleaner clogged Engine idles roughlystallsor runs poorly Idle speed incorrect Incorrect pilot screw adjustment Ignition malfunction Rich mixture
lean mixture Air cleaner dirty
Insulator leaks Fuel strainer screen clogged Fuel tank cap breather hole clogged