Echo 73710S - Manual (Page 10)

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a) Broken or damaged belts.
b) Broken drive shaft.
c) Failed bearings.
a) Dull cutter teeth.
b) Not using break control.
c) Too large of stump.
a) Dull cutter teeth.
b) Drive belts are loose or worn.
c) Too large of stump.
a) Drive belts are loose or worn.
a) Gas tank is empty.
b) Spark plug wire is discon-
nected.
c) Spark plug is defective.
d) Gas line is obstructed.
e) Dirty, stale, water-
contaminated gas.
f) Flooded engine.
g) Dirty or plugged air cleaner.
a) Replace belts.
b) Repair drive shaft.
c) Repair bearings.
a) Sharpen or replace cutter
teeth.
b) Use break control to help
pivot machine.
c) Limit size of stump.
a) Sharpen or replace cutter
teeth.
b) Replace drive belts.
c) Limit size of stump.
a) Replace drive belts.
a) Fill gas tank.
b) Connect loose wire to spark
plug.
c) Replace spark plug.
d) Remove gas line at carburetor
and check for obstruction.
Drain gas tank and refill with
fresh, clean gasoline.
e) Drain tank and fill with fresh,
clean unleaded gasoline.
f) Put throttle control in run
position and crank engine
several times to clear out
excess gas.
g) Clean air cleaner and replace.
1. Cutting teeth do not turn.
2. Cutting is slow or rough.
3. Stump grinder requires
excessive power or stalls.
4. Drive belts squealing or
smoking.
5. Engine won't start or is
hard to start.
Problem Probable Cause Suggested Remedies
Troubleshooting
Troubleshooting, Service Accessories
Service Accessories
Part # Description
71444 Complete service kit. Includes: spark plug, air filter, two matched belts, four cutter teeth
and replacement bolts and nuts.
71445 Cutter replacement kit. Includes: four cutter teeth and replacement bolts and nuts.
16114 Spark plug for Honda 5 HP engines.
16735 Honda 5HP replacement air filter.
17842 Protective eye goggles.