33
E
N
G
L
I
S
H
D
E
U
T
S
C
H
I
T
A
L
I
A
N
O
F
R
A
N
Ç
A
I
S
PB-650
TROUBLE SHOOTING
WARNING
DANGER
ALL BLOWER SERVICE, OTHER THAN ITEMS
LISTED IN THE OPERATOR’S MANUAL SHOULD
BE PERFORMED BY COMPETENT SERVICE
PERSONNEL.
GB
Engine
Engine
cranks
Engine
does not
crank
Engine
runs
Engine runs
properly
Trouble
- starts hard
- does not start
Fuel at
carburettor
Fuel at cylinder
Spark at end of
plug wire
Spark at plug
Dies or
accelerates
poorly
Blower does not
work, is weak or
uneven
Cause
•
Fuel filter clogged
•
Fuel line clogged
•
Carburettor
•
Carburettor
•
Fuel mixture is too rich
•
Ignition switch off
•
Electrical problem
•
Spark gap incorrect
•
Covered with carbon
•
Fouled with fuel
•
Spark plug defective
•
Internal engine problem
•
Air filter dirty
•
Fuel filter dirty
•
Fuel vent plugged
•
Spark plug
•
Carburettor
•
Cooling system plugged
•
Exhaust port/spark arrester
screen blocked
•
Blower pipe clogged,
loose,
or damaged
No fuel at
carburettor
No fuel at
cylinder
Silencer wet with
fuel
No spark at end
of plug wire
No spark at plug
Remedy
•
Clean or replace
•
Clean
•
Ask your ECHO dealer
•
Ask your ECHO dealer
•
Open choke
•
Clean/replace air filter
•
Adjust carburettor
•
Ask your ECHO dealer
•
Turn switch on
•
Ask your ECHO dealer
•
Adjust 0.6 to 0.7 mm
•
Clean or replace
•
Clean or replace
•
Replace plug
•
Ask your ECHO dealer
•
Clean or replace
•
Clean or replace
•
Clean
•
Clean and adjust/replace
•
Adjust
•
Clean
•
Clean
•
Unclog
•
Tighten
•
Replace
