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PB-760LN
ENGINE PROBLEM TROUBLESHOOTING CHART
Problem
Check
Air filter
Fuel filter
Engine
runs, but
Fuel vent
dies
Spark plug
or
Engine
Carburetor
does not
acceler-
Cooling
ate
system
properly
Spark
arrestor
screen
Engine
does not
crank
X7531125905
© 10/19 ECHO Incorporated
Status
Air filter dirty
Fuel filter
dirty
Fuel vent
plugged
Plug dirty or
worn
Improper
adjustment
Cooling
system dirty
or plugged
Spark arres-
tor screen
plugged
N/A
TROUBLESHOOTING
Cause
Normal wear
Contaminants or
residue in fuel
Contaminated
fuel
Normal wear
Vibration
Extended opera-
tion in dirty or
dusty locations
Normal wear
Internal engine
problem
Remedy
Clean or replace
Replace filter or
replace fuel
Clean or replace
Clean and adjust or
replace
Adjust
Clean
Replace
See your dealer
41
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