Chipper Chute Capacity1-1/4″ Maximum Diameter
Chipper Dimensions2-3/4″ x 2-3/4″ Square opening
Hopper Capacity3/8″ Maximum Limb Diameter
Hopper Dimensions18″ L x 14-3/4″ W
Ground Clearance3-1/2″ At Lowest Point
Wheels7-1/2″ Dia. x 2-1/4″ W
Gap0.7 ‑ 0.8 mm
Intake0.10 ‑ 0.15 mm
Exhaust0.15 ‑ 0.20 mm
NGK® BP‑6ES
NHSP® / Torch® F6TC
WARNING SYMBOLS AND DEFINITIONS
This is the safety alert symbol. It is used to alert you to potential personal injury hazards.
Obey all safety messages that follow this symbol to avoid possible injury or death.
Indicates a hazardous situation which, if not avoided,
will result in death or serious injury.
Indicates a hazardous situation which, if not avoided,
could result in death or serious injury.
Symbol Definitions
SymbolProperty or Statement
RPM
HP
Revolutions Per Minute
Horsepower
WARNING marking concerning
Risk of Eye Injury. Wear ANSI‑approved
safety goggles with side shields.
Read the manual before set‑up and/or use.
WARNING marking concerning
Risk of Hearing Loss.
Wear hearing protection.
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate injury.
Addresses practices not related to personal injury.
SymbolProperty or Statement
WARNING marking concerning
Risk of Respiratory Injury.
Operate engine OUTSIDE and far away
from windows, doors, and vents.
WARNING marking concerning
Risk of Fire while handling fuel.
Do not smoke while handling fuel.
WARNING marking concerning
Risk of Fire.
Do not refuel while operating.
Keep flammable objects away from engine.
SAFETYOPERATIONMAINTENANCESETUP
Safety Warnings
WARNING! Read all instructions.
Failure to follow all instructions listed below may result in fire, serious injury and/or DEATH.
The warnings and precautions discussed in this manual cannot cover all possible conditions and
situations that may occur. It must be understood by the operator that common sense and caution
are factors which cannot be built into this product, but must be supplied by the operator.
SAVE THESE INSTRUCTIONS
Set up Precautions
1. Gasoline fuel and fumes are flammable, and
potentially explosive. Use proper fuel storage
and handling procedures. Do not store fuel
or other flammable materials nearby.
2. Have multiple ABC class fire extinguishers nearby.
3. Operation of this equipment may create sparks
that can start fires around dry vegetation. A spark
arrestor may be required. The operator should
contact local fire agencies for laws or regulations
relating to fire prevention requirements.
4. Set up and use only on a flat, level,
well‑ventilated surface.
5. Wear ANSI‑approved safety goggles, heavy‑duty
work gloves, and dust mask/respirator during set up.
6. Use only lubricants and fuel recommended
in the Specifications chart of this manual.
NEVER use inside a home or garage,
EVEN IF doors and windows are open.
Only use OUTSIDE and far away from windows,
doors, and vents.
2. Keep children away from the equipment,
especially while it is operating.
3. Locate the Chipper/Shredder on a flat,
level, sturdy surface capable of supporting
the weight of the Chipper/Shredder and
any additional tools and equipment.
4. Be extremely cautious of the rotating Blades
in the Chipper/Shredder. Never allow your
hands, fingers, or any other part of your body
to enter the Chipper Chute or Hopper.
5. Never place your hands, fingers, feet,
or any other part of your body close
to the Discharge Opening while the
Chipper/Shredder is in operation.
6. Do not look into the Hopper, Chipper Chute or
Discharge Opening when the machine is running.
7. Do not allow metal, stone, glass, or other foreign
objects to be fed into the Chipper/Shredder.
Use a stick to push the tree limbs,
leaves, etc. into the feed Hopper.
8. Do not attempt to use the machine
on a slope or slick surface.
9. Feed material slowly into the machine.
10. Branches larger than 1-1/4″ diameter
should not be fed into the Chipper Chute
and branches larger than 3/8″ diameter
should not be fed into the Hopper.
11. Do not allow processed material to build
up in the discharge area. This may prevent
proper discharge and can result in kickback
of material through the feed Hopper.
Engine exhaust contains carbon
monoxide. This is a poison you cannot
see or smell.
12. If the machine becomes clogged, immediately turn the Engine off. Wait until
the Chipper/Shredder comes to a complete stop.
Unplug the Spark Plug Wire from the Spark Plug.
Then clear the machine of the clogged material.
13. Keep all spectators at least six feet
from the Engine during operation.
14. Fire Hazard! Do not fill gas tank while engine is
running. Do not operate if gasoline has been spilled.
Clean spilled gasoline before starting engine.
Do not operate near pilot light or open flame.
15. Do not touch engine during use.
Let engine cool down after use.
16. Never store fuel or other flammable
materials near the engine.
17. Only use a suitable means of transport and
lifting devices with sufficient weight bearing
capacity when transporting the Engine.
18. Secure the Engine on transport vehicles to
prevent the tool from rolling, slipping, and tilting.
19. Industrial applications must follow
OSHA requirements.
20. Do not leave the equipment unattended when it is
running. Turn off the equipment (and remove safety
keys, if available) before leaving the work area.
21. Engine can produce high noise levels.
Prolonged exposure to noise levels
above 85 dBA is hazardous to hearing.
Always wear ear protection when operating or
working around the gas engine while it is operating.
22. Wear ANSI‑approved safety glasses, hearing
protection, and NIOSH‑approved dust mask/
respirator under a full face shield along
with steel‑toed work boots during use.
23. People with pacemakers should consult their
physician(s) before use. Electromagnetic fields in
close proximity to a heart pacemaker could cause
pacemaker interference or pacemaker failure.
Caution is necessary when near the
engine’s magneto or recoil starter.
24. Use only accessories that are recommended
by Harbor Freight Tools for your model.
Accessories that may be suitable for one
piece of equipment may become hazardous
when used on another piece of equipment.
25. Do not operate in explosive atmospheres,
such as in the presence of flammable
liquids, gases, or dust. Gasoline‑powered
engines may ignite the dust or fumes.
26. Stay alert, watch what you are doing and
use common sense when operating this
piece of equipment. Do not use this piece of
equipment while tired or under the influence
of drugs, alcohol or medication.
27. Do not overreach. Keep proper footing and
balance at all times. This enables better control
of the equipment in unexpected situations.
28. Use this equipment with both hands
only. Using equipment with only one hand
can easily result in loss of control.
29. Dress properly. Do not wear loose clothing or
jewelry. Keep hair, clothing and gloves away
from moving parts. Loose clothes, jewelry or
long hair can be caught in moving parts.
30. Parts, especially exhaust system components,
get very hot during use. Stay clear of hot parts.
31. Do not cover the engine or
equipment during operation.
32. Keep the equipment, engine, and
surrounding area clean at all times.
33. Use the equipment, accessories, etc., in accordance
with these instructions and in the manner intended for
the particular type of equipment, taking into account
the working conditions and the work to be performed.
Use of the equipment for operations different from
those intended could result in a hazardous situation.
34. Do not operate the equipment with known
leaks in the engine’s fuel system.
35. This product contains or, when used, produces a
chemical known to the State of California to cause
cancer and birth defects or other reproductive harm.
(California Health & Safety Code § 25249.5, et seq.)
36. When spills of fuel or oil occur, they must be
cleaned up immediately. Dispose of fluids and
cleaning materials as per any local, state, or
federal codes and regulations. Store oil rags in
a bottom‑ventilated, covered, metal container.
37. Keep hands and feet away from moving parts. Do
not reach over or across equipment while operating.
38. Before use, check for misalignment or binding of
moving parts, breakage of parts, and any other
condition that may affect the equipment’s operation.
If damaged, have the equipment serviced
before using. Many accidents are caused
by poorly maintained equipment.
39. Use the correct equipment for the application.
Do not modify the equipment and do not use the
equipment for a purpose for which it is not intended.
SAFETYOPERATIONMAINTENANCESETUP
Service Precautions
1. Before service, maintenance, or cleaning:
a. Turn the engine switch to its “OFF” position.
b. Allow the engine to completely cool.
c. Then, remove the spark plug
cap from the spark plug.
2. Keep all safety guards in place and in
proper working order. Safety guards include
muffler, air cleaner, mechanical guards,
and heat shields, among other guards.
3. Do not alter or adjust any part of the
equipment or its engine that is sealed by the
manufacturer or distributor. Only a qualified
service technician may adjust parts that may
increase or decrease governed engine speed.
4. Wear ANSI‑approved safety goggles, heavy‑duty
work gloves, and dust mask/respirator during service.
5. Maintain labels and nameplates on the equipment.
These carry important information.
If unreadable or missing, contact
Harbor Freight Tools for a replacement.
6. Have the equipment serviced by a qualified repair
person using only identical replacement parts.
This will ensure that the safety of the equipment
is maintained. Do not attempt any service or
maintenance procedures not explained in this
manual or any procedures that you are uncertain
about your ability to perform safely or correctly.
7. Store equipment out of the reach of children.
8. Follow scheduled engine and
equipment maintenance.
Refueling:
1. Do not smoke, or allow sparks, flames,
or other sources of ignition around the
equipment, especially when refuelling.
2. Do not refill the fuel tank while the
engine is running or hot.
3. TO PREVENT FUEL LEAKAGE AND
FIRE HAZARD, do not fill fuel above
the bottom of fuel strainer.
Max Fuel
DO NOT OVERFILL!
4. Do not fill fuel tank to the top. Leave a little
room for the fuel to expand as needed.
5. Refuel in a well‑ventilated area only.
6. Wipe up any spilled fuel and allow excess
to evaporate before starting engine.
To prevent FIRE, do not start the engine
while the smell of fuel hangs in the air.
Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual
including all text under subheadings therein before set up or use of this product.
SAFETYOPERATIONMAINTENANCESETUP
TO PREVENT SERIOUS INJURY:
Operate only with proper spark arrestor installed.
Operation of this equipment may create sparks that
can start fires around dry vegetation.
A spark arrestor may be required.
The operator should contact local fire
agencies for laws or regulations relating
to fire prevention requirements.
Assembly
At high altitudes, the engine’s carburetor, governor
(if so equipped), and any other parts that control
the fuel‑air ratio will need to be adjusted by a
qualified mechanic to allow efficient high‑altitude
use and to prevent damage to the engine and
any other devices used with this product.
The emission control system for this Engine is
warranted for standards set by the U.S. Environmental
Protection Agency and by the California Air Resources
Board (also known as CARB). For warranty
information, refer to the last pages of this manual.
WARNING! DO NOT INSTALL THIS
ENGINE ON A VEHICLE.
1. Align Front Support (9) with the holes
on the front of the Hopper (1).
2. Bolt Front Support (9) to Hopper (1) using
Bolts (25) and Flange Nuts (24).
Hopper (1)
Flange Nut (24)
Bolt (25)
Figure A: Front Support (9) attachment
3. Slide a Wheel (10) and Washer (26) onto each
end of the axle on the back of the Hopper.
4. Insert a Cotter Pin (27) through each
end of the axle and bend the Cotter Pin over
to secure the Wheels in place.
Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual
including all text under subheadings therein before set up or use of this product.
SAFETYOPERATIONMAINTENANCESETUP
Pre-Start Checks
Inspect engine and equipment looking for damaged, loose, and missing parts before set up
and starting. If any problems are found, do not use equipment until fixed properly.
Checking and Filling Engine Oil
NOTICE: Your Warranty is VOID if the engine’s
crankcase is not properly filled with oil before
each use. Before each use, check the oil level.
Do not run the engine with low or no engine oil.
Running the engine with no or low engine oil
WILL permanently damage the engine.
1. Make sure the engine is stopped and is level.
2. Close the Fuel Valve.
3. Clean the top of the Dipstick and the area around it.
Remove the Dipstick by threading it counterclockwise,
and wipe it off with a clean, lint free rag.
Full level
4.
Reinsert the Dipstick without threading it in and
remove it to check the oil level. The oil level
should be up to the full level as shown above.
5. If the oil level is at or below the low mark add the
appropriate type of oil until the oil level is at the
proper level. SAE 10W‑30 oil is recommended for
general use. (The SAE Viscosity Grades chart on
page 13 in the Maintenance section shows other
viscosities to use in different average temperatures.)
6. Thread the dipstick back in clockwise.
NOTICE: Do not run the engine with too little oil.
The engine will be permanently damaged.
Full level
Checking and Filling Fuel
WARNING! TO PREVENT SERIOUS
INJURY FROM FIRE:
Fill the fuel tank in a well‑ventilated area
away from ignition sources. If the engine is
hot from use, shut the engine off and wait
for it to cool before adding fuel.
Do not smoke.
1. Clean the Fuel Cap and the area around it.
2. Unscrew and remove the Fuel Cap.
3. If needed, fill the Fuel Tank to about 1 inch
under the fill neck of the Fuel Tank with
87 octane or higher unleaded gasoline.
Note: Do not use gasoline containing more than
10% ethanol (E10). Do not use E85 ethanol.
Note: Do not use gasoline that has been stored in a
metal fuel container or a dirty fuel container. It can
cause particles to enter the carburetor, affecting
engine performance and/or causing damage.
4. Then replace the Fuel Cap.
5. Wipe up any spilled fuel and allow excess
to evaporate before starting engine.
To prevent FIRE, do not start the engine
while the smell of fuel hangs in the air.