Troubleshooting - Echo WT-1610 Operator's Manual

6

TROUBLESHOOTING

Section
Before performing any of the corrections in this troubleshooting chart, refer to the appropriate information contained in
this manual for the correct safety precautions and operating or maintenance procedures. Contact your dealer or ECHO
for service problems with the machine.
PROBLEM
Trimmer disk does not
turn
Cutting is slow or rough
Trimmer requires
excessive power or stalls
Drive belt squealing or
smoking
Engine won't start or is
hard to start
Engine runs, but dies
or does not accelerate
properly
Drive belt rolling or falling
off pulleys
*If equipped
12
POSSIBLE CAUSES
Broken or damaged belt
Broken spindle
Failed bearings
Cutting string is too weak
Growth is too thick or heavy
Engine not running at full RPM
Cutting string is too long
Growth is too thick or heavy
Belt too tight
Drive belt is loose or worn
Worn or damaged pulley
Gas tank is empty
Spark plug wire is disconnected
Spark plug is defective
Gas line is obstructed
Dirty, stale, water-contaminated gas
Flooded engine
Dirty or plugged air cleaner or engine
cooling fins
Trimmer bail not engaged
Wire harness connection
Air filter dirty
Fuel filter dirty
Fuel vent plugged
Spark plug dirty/worn
Carburetor vibration
Cooling system dirty/plugged
Spark arrestor* plugged
Pulley not aligned
Belt not tensioned properly
Spindle bearing failed
WHEELED TRIMMER
REMEDY
Replace belt
Replace spindle
Replace bearings
Replace with heavier cutting string (.175)
Reduce the trimming area by half or raise the trimmer
head off the ground
Speed up engine to full throttle
Reduce cutting string length
Reduce the trimming area by half or raise the trimmer
head slightly off the ground
Move spindle hub assembly towards the rear of the
trimmer
Replace drive belt
Replace pulley
Fill gas tank
Connect loose wire to the spark plug
Replace spark plug
Remove gas line at carburetor and check for
obstruction. Drain gas tank and refill with fresh
gasoline.
Drain tank and fill with fresh gasoline
Put throttle control in run position and crank engine
several times to clear out excess gas
Clean or replace air cleaner. Clean cooling fins and
shroud area of engine.
Engage trimmer bail
Check harness for loose connections or break in wire
Clean or replace
Replace
Clean or replace
Clean
Clean or replace
Align pulleys
Tension belt with 70 lbs. of force
Replace bearing