EarthQuake 9060300 - Manual (Page 20)

Operator’s Manual
Chipper Shredders
20 Check for parts online at www.getearthquake.com or call 800-345-6007 M-F 8-5
TROUBLESHOOTING CHART
While normal care and regular maintenance will extend
the life of your equipment, prolonged or constant use may
eventually require that service be performed to allow it to
continue operating properly.
The troubleshooting guide below lists the most common
problems, their causes, and remedies.
See the information on the following pages for instructions on
how to perform most of these minor adjustments and service
repairs yourself. If you prefer, all of these procedures can be
performed for you by your local authorized dealer.
WARNING
TO AVOID SERIOUS INJURY, PERFORM MAINTENANCE
ON THE UNIT ONLY WHEN THE ENGINE IS STOPPED.
ALWAYS DISCONNECT THE SPARK PLUG WIRE AND
FASTEN IT AWAY FROM THE PLUG BEFORE BEGINNING
THE MAINTENANCE, TO PREVENT ACCIDENTAL
STARTING OF THE ENGINE.
PROBLEM CAUSE REMEDY
Engine will not start. 1. Out of Fuel. Add Fuel.
2. Spark Plug Wire Disconnected. Reconnect spark plug wire.
3. Engine controls not set correctly. Refer to STARTING in the Operation section.
4. Spark Plug Fouled. Remove spark plug. Clean/Replace.
5. No compression. Recoil starter pulls with
no resistance.
See your authorized dealer or service center.
6. No spark. Ignition problems. See your authorized dealer or service center.
7. Old or stale fuel. See your authorized dealer or service center.
Engine exhaust is black. 1. Dirty air filter Replace air filter. See engine manual.
2. Choke closed. Open choke.
Engine runs but no material is
discharged.
1. Discharge chute clogged.
2. Engine not running at full speed. Clean out debris.
Set throttle control to FAST.
Excessive branch vibration
when chipping materials.
1. Chipper knives dull.
2. Tree limbs are extremely hard or dried
out.
Sharpen/Replace chipper knives.
Material is not suitable for chipping.
Unusual noise or vibration
when chipping materials.
1. Rotor overloaded with material.
2. Hammers are broken, bent, or loose.
3. Hammers frozen in place.
Allow unit to clear itself before adding more
material to the hopper.
Check assembly. Tighten or replace as
necessary.
Check for obstructions and debris. Repair or
replace as necessary.
Vacuum not working. 1. Hopper lid not in place.
2. Material too wet.
3. Hose not attached properly.
4. Hose obstructed or damaged.
5. Engine not running at full RPM. Install lid.
Allow material to dry.
Attach hose per instructions (See Hose Kit).
Clear blockage or replace.
Set throttle control to FAST.