![background image](http://html1.mh-extra.com/html/echo/pb-2550/pb-2550_operators-manual_4024927045.webp)
45
E
N
G
L
I
S
H
F
R
A
N
Ç
A
I
S
D
E
U
T
S
C
H
I
T
A
L
I
A
N
O
TROUBLESHOOTING
Trouble
Engine - starts hard
Cause
Remedy
- does not start
Engine
Fuel at
No fuel
• Fuel filter clogged
• Clean or replace.
Cranks
carburettor
at carburettor
• Fuel line clogged
• Clean.
• Carburettor
• Ask your ECHO dealer.
Fuel at
No fuel at
• Carburettor
• Ask your ECHO dealer.
cylinder
cylinder
Silencer wet
• Fuel mixture is
• Open choke.
with fuel
too rich
• Clean/replace air filter.
• Adjust carburettor.
• Ask your ECHO dealer.
Spark at
No spark at
• Ignition switch off
• Turn switch on.
end of
end of plug
• Electrical problem
• Ask your ECHO dealer.
plug wire
wire
• Safety interlock
• Tighten grid cover, check vacuum
not engaged
tube attachment
Spark at
No spark at
• Spark gap incorrect
• Adjust 0.6 to 0.7 mm
plug
plug
• Covered with carbon
• Clean or replace.
• Fouled with fuel
• Clean or replace.
• Spark plug defective
• Replace plug.
Engine
• Internal engine
• Ask your ECHO dealer.
does not
problem
crank
Engine
Dies or
• Air filter dirty
• Clean or replace.
runs
accelerates poorly
• Fuel filter dirty
• Clean or replace.
• Fuel vent plugged
• Clean.
• Spark plug
• Clean and adjust/replace.
• Carburettor
• Adjust.
• Cooling system
• Clean.
plugged
• Exhaust port/spark
• Clean.
arrester screen
plugged
WARNING DANGER
ALL BLOWER SERVICE, OTHER THAN ITEMS LISTED IN THE OPERATOR'S MANUAL, SHOULD
BE PERFORMED BY COMPETENT SERVICE PERSONNEL.