Echo WT-1610, Operator'S Manual

Page: 16 / 68

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