Troubleshooting - Echo WT-1610SP 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
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
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