Honda GX240RT2 Service And Repair Manual page 69

TROUBLESHOOTING
BEFORE TROUBLESHOOTING
• Use a known-good battery for troubleshooting.
• Check for sufficient fresh fuel in the fuel tank.
• Check that the connectors are connected securely.
• Read the circuit tester's operation instructions carefully, and observe the instructions during inspection.
• Disconnect the battery cable before continuity inspection.
TROUBLESHOOTING
HARD STARTING
• Check the engine oil level before troubleshooting.
Without starter motor:
Pull the recoil starter and check whether the
engine cranks.
Cranks
With starter motor:
Turn the combination switch to the START
position and check whether the engine
cranks.
Cranks
Loosen the carburetor drain screw, and
check the fuel flow from the fuel tank.
Fuel
Check the spark plug (page 3-9)
Normal
Perform the spark test (page 9-4)
Spark
Go to page 4-3
gx240ut2_gx270ut2_gx340ut2_gx390ut2
ENGINE SERVICE BULLETIN #40 =>
Cannot be cranked
Does not crank
No fuel
Dry
.
Wet
No spark
.
Check the recoil starter (page 10-7)
- If the recoil starter operates correctly when
removed but is hard to pull when installed on
the engine, check the camshaft
(page 13-20)
decompressor operation
- If the recoil starter operates correctly when
removed but cannot be pulled when installed
on the engine, disassemble the engine and
repair or replace the faulty part (s).
Perform the STARTING SYSTEM
TROUBLESHOOTING (page 10-2)
Check for clogged fuel filter, fuel tube, and
(page 6-3)
fuel strainer screen
Check the sediment cup (page 3-8)
Disassemble the carburetor to clean the
carburetor ports, jets, and nozzles
(page 6-13)
.
If spark plug is correct, clean and dry the
electrodes, and then restart the engine,
taking care that the choke valve is not closed
too much.
If the engine does not start and the electrode
is wet again, check the carburetor float valve
(page 6-14) .
Perform the IGNITION SYSTEM
TROUBLESHOOTING (page 9-2)
TROUBLESHOOTING
.
.
.
.
.
.