Troubleshooting - Echo PB-2155 Operator's Manual

T
roubleshooTIng
Trouble
Engine - starts hard
- does not start
Engine Fuel at
Cranks carburettor
Fuel at
cylinder
Spark at
end of
plug wire
Spark at
plug
Engine
does not
crank
Engine Dies or
runs accelerates poorly
Fuel vapors are extremely flammable and may cause fire and/or explosion. Never test for ignition spark by grounding
spark plug near cylinder plug hole, otherwise serious personal injury may result.
Cause
No fuel • Fuel filter clogged
at carburettor • Fuel line clogged
• Carburettor
No fuel at • Carburettor
cylinder
Silencer wet • Fuel mixture is
with fuel too rich
No spark at • Ignition switch off
end of plug • Electrical problem
wire • Safety interlock
No spark at • Spark gap incorrect
plug
• Covered with carbon
• Fouled with fuel
• Spark plug defective
• Internal engine
problem
• Air filter dirty
• Fuel filter dirty
• Fuel vent blocked
• Spark plug
• Carburettor
• Cylinder fins blocked
• Exhaust port/spark
arrestor screen
blocked
WARNING
P
ower
o
Perator
Remedy
• Clean or replace.
• Clean.
• See your Echo dealer.
• See your Echo dealer.
• Open choke.
• Clean/replace air filter.
• Adjust carburettor.
• See your Echo dealer.
• Turn switch on.
• See your Echo dealer.
• Tighten grid cover, check vacuum
not engaged tube attachment
• Adjust 0.6-0.7 mm
• Clean or replace.
• Clean or replace.
• Replace plug.
• See your Echo dealer.
• Clean or replace.
• Clean or replace.
• Clean.
• Clean and adjust/replace.
• Adjust.
• Clean.
• Clean.
DANGER
B
23
lower
' M
s anual