Troubleshooting - Echo CS-620P Instruction Manual

Problem
Engine — hard to start
does not start
—
Engine Fuel at
cranks carburetor
Fuel at
cylinder
Spark at end
of plug wire
Spark at plug
Engine
does not
crank
Engine Dies or accelerates poorly
runs

TROUBLESHOOTING

No fuel at
carburetor
No fuel at
cylinder
Muffler wet with
fuel
No spark at end
of plug wire
No spark at plug
arrestor screen blocked
29
Cause
WARNING
Fuel vapors are extremely flammable and
for ignition spark by grounding spark plug
near cylinder plug hole, otherwise serious
personal injury may result.
Remedy
(0.024 to 0.028 in.)
CS-620P