Echo 73454 Owners Manual v.3 - Manual (Page 32)

4 INCH CHIPPER 30
Section
TroubleShooTing 5
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 nearest dealer
or the factory for service problems with the machine.
Problem PoSSible cauSe remedY
Engine will not start or is hard
to start.
Improper control settings. use proper settings.
Spark plug wire is disconnected. Connect loose wire to spark plug.
Spark plug is defective. Replace spark plug.
lack of fuel. Fill fuel tank.
dirty, stale or contaminated fuel. Refill tank with fresh, clean fuel.
gas line is obstructed.
Remove gas line at carburetor and check for ob-
struction. drain gas tank and refill with fresh, clean
gasoline.
Internal engine problems. See your dealer.
Flooded engine.
put throttle control in run position and crank engine
several times to clear out excess gas.
Engine or disk stalls or stops.
obstructed discharge.
Use branch or similar object to clear discharge.
plugged disk. Clear disk. Feed material more evenly.
Bad spark plug. Inspect spark plug and replace if necessary.
Incorrect choke setting. Change choke setting.
dirty air filter. Clean or replace air filter.
Chipper does not chip.
dull chipper blades. Rotate or sharpen blades.
drive belts loose or worn. Replace drive belts, or increase spring tension.
attempting to feed branches that are too
large.
limit branch size to 6 inches in diameter.
Broken or missing chipper blade Replace blade.
hard to feed chipper; requires
excessive power to chip.
dull chipper blades. Rotate or sharpen blades.
obstructed discharge.
Use branch or similar object to clear discharge.
Improper blade clearance.
Adjust clearance between the chipper blades and
anvil.
Engine stalls or belt squeals
when engaging belt.
Engaging belt too fast. lower engagement handle more slowly.
plugged disk. Clear disk. Feed material more evenly.
Belt tension too loose. Replace belt or spring.
Material from chipper wraps
around disk shaft.
Stringy, green material bypasses chipper
blades. Rotate branch or material when feeding to cut com-
pletely.
dull chipper blades. Sharpen blades.
Improper blade clearance.
Adjust clearance between the chipper blades and
anvil.