Loading ...
Loading ...
Loading ...
TROUBLESHOOTING PB-2520
32 X7501190001
© 8/2017 ECHO Inc.
ENGINE PROBLEM TROUBLESHOOTING CHART
Problem Check Status Cause Remedy
Engine
cranks -
starts
hard/
doesn’t
start
Fuel at
carburetor
No fuel at
carburetor
Fuel strainer
clogged
Fuel line
clogged
Carburetor
Clean or replace
See your Echo
dealer
Fuel at
cylinder
No fuel at
cylinder
Carburetor
See your Echo
dealer
Muffler wet
with fuel
Fuel Mixture
too rich
OPEN choke
Clean/replace air
filter
See your Echo
dealer
Spark at
end of plug
wire
No spark
Stop switch
OFF
Electrical prob-
lem
Interlock switch
Turn switch to ON
See your Echo
dealer
See your Echo
dealer
Spark at
plug
Spark gap
incorrect
Covered with
carbon
Fouled with fuel
Plug defective
Adjust to 0.65mm
(0.026 in.)
Clean or replace
spark plug
Safety
Interlock
Switch not
activated
Suction tube or
fan housing
cover not
properly
assembled
Re install Suction
tube, or tighten
knob on fan
housing cover.
Engine
runs,
but dies
or
does not
acceler-
ate
properly
Air filter Air filter dirty Normal wear Clean or replace
Fuel filter
Fuel filter dirty
Contaminants/
residues in fuel
Replace
Fuel vent
plugged
Contaminants/
residues in fuel
Clean or replace
Spark Plug Plug dirty/worn Normal wear
Clean and adjust
or replace
Carburetor
Improper
adjustment
Vibration
See your Echo
dealer
Cooling
System
Cooling
system dirty/
plugged
Extended oper-
ation in dirty/
dusty locations
Clean
Spark
Arrestor
Screen
Spark arrestor
screen
plugged
Normal wear Replace
Loading ...
Loading ...
Loading ...