YAAHKIEH MC100 Series User manual

Semi Commercial Wood Chipper
User’s Manual
MC100 series （ TRACK ）
Please read through this owner’s manual carefully before using the product, to ensure the safety of yourself
and others.
*Due to continuing improvements, actual product may differ slightly from the product described herein.

Content
Semi Commercial Wood Chipper......................................................................................................................... 1
User’s Manual ...................................................................................................................................................... 1
MC100 series
（
TRACK
） ................................................................................................................................... 1
1. INTRODUCTION ............................................................................................................................................ 1
2. SAFETY AND SECURITY MEASURES .......................................................................................................1
2.1. USERS .............................................................................................................................................................2
2.2. PERSONAL PROTECTION .......................................................................................................................... 3
2.3. ENVIRONMENT SECURITY .......................................................................................................................4
2.4. SAFETY IN THE WORK AREA ................................................................................................................... 4
2.5. SAFETY IN THE USE OF FUELS ................................................................................................................5
2.6. CARE AND USE OF THIS MACHINE ........................................................................................................ 6
2.7. SERVICE .........................................................................................................................................................8
3. WARNING SIGNS .......................................................................................................................................... 8
4. OPERATING INSTRUCTIONS ....................................................................................................................10
4.1. CONDITIONS OF USE ................................................................................................................................10
4.2. ASSEMBLY .................................................................................................................................................. 11
4.2.1. Main parts assembly ...........................................................................................................................11
4.3. FUEL AND OIL ............................................................................................................................................ 12
4.3.1. FILLING THE FUEL TANK .............................................................................................................13
4.3.2. ENGINE OIL ..................................................................................................................................... 14
4.4. STARTING THE MACHINE ....................................................................................................................... 15
4.4.1. CHECK POINTS BEFORE STARTING .......................................................................................... 15
4.4.2. STARTING THE ENGINE ................................................................................................................16
4.4.3. STOPPING THE ENGINE ................................................................................................................ 17
4.4.4. TRACK OPERATION ....................................................................................................................... 18
5. START CHIPPING ........................................................................................................................................ 20
5.1. CHIPPING BRANCHES .............................................................................................................................. 20
5.2. EMERGENCY SWTICH ..............................................................................................................................21
(1) Emergency switch ...................................................................................................................................22
(2) Hour/Tach meter ..................................................................................................................................... 22
5.3. ROTOR JAMMED ........................................................................................................................................22
6. MAINTENANCE AND SERVICE ................................................................................................................23
6.1. VISUAL INSPECTION ................................................................................................................................ 23
6.2. CLEANING ...................................................................................................................................................24
6.3. MAINTENANCE OF ENGINE ................................................................................................................... 24
6.3.1. SPARK PLUG ....................................................................................................................................24
6.3.2. ENGINE OIL REPLACEMENT ....................................................................................................... 25
6.3.3. AIR FILTER ....................................................................................................................................... 25

6.3.4. FUEL FILTER ....................................................................................................................................26
6.4. BLADES AND ANVIL .................................................................................................................................26
6.5. LUBRICATING GREASE ............................................................................................................................28
6.6. CLUTCH CABLE ADJUSTING ..........................................................................................................29
6.7. STEERING CABLE ADJUSTING .............................................................................................................. 30
6.8. V BELT ADJUSTMENT ...............................................................................................................................31
6.8.1. V BELT FOR PROPELLING .................................................................................................................... 31
6.8.2. V BELTS FOR CHIPPING ................................................................................................................31
6.9. TRACK MAINTENANCE ...........................................................................................................................33
6.9.1. TIGHTEN TRACKS ..........................................................................................................................33
6.9.2. REPLACE TRACKS ......................................................................................................................... 34
6.10. PERIODIC MAINTENANCE ....................................................................................................................35
7. TROUBLE SHOOTING ................................................................................................................................ 36
8. TRANSPORTATION .................................................................................................................................... 37
9. STORAGE ......................................................................................................................................................38
10. RECYCLING AND MACHINE DISPOSAL ..............................................................................................39
11. WARRANTY CONDITIONS ......................................................................................................................39
11.1. WARRANTY PERIOD ............................................................................................................................... 39
11.2. EXCLUSIONS ............................................................................................................................................ 39
12. SPARE PARTS DIAGRAM ........................................................................................................................ 40
STANDARD HOUSING ................................................................................................................................... 41

1
1. INTRODUCTION
Warning! Read all safety warnings and instructions. Failure to observe all
warnings and instructions below can result in fire and/or serious injuries.
Before using this machine, carefully read the information in this manual on the correct
set up and safety techniques.
The chipper is only designed to shred pieces of wood. It is prohibited to shred any
other materials (for example metal, stones, plastics and any other materials). If you
want to shred roots, remove the sand, mud or other residues before shredding. Any
other use of the shredder not described here, voids the warranty responsibility of the
manufacturer.
Save all instructions for future references. If sold in the future, remember to give
this manual to the new owner.
Remember that the machine operator is responsible for the damages and accidents
caused to other people or things. The manufacturer and distributors will not be liable
in any way for damages caused by improper or incorrect use of this machine.
2. SAFETY AND SECURITY MEASURES
To avoid mishandling this machine please read all instructions in this manual
before using for the first time. All information included in this manual is important for
your personal safety and that of other people, animals and things surrounding you. If

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you have any questions regarding the information contained in this manual ask a
professional or visit the dealer where you purchased this machine to resolve it.
The following list of hazards and precautions include the likely situations that may
occur during the use of this machine. If you encounter a situation not described in this
manual use common sense to use the machine in the most secure way possible, or if
you see danger, do not use the machine.
2.1. USERS
This machine has been designed to be manipulated by users who have read and
understood these instructions. This machine must not be used by children, or lack of
experience or knowledge.
Warning! Do not allow children to use this machine.
Warning! Do not allow people who do not understand these instructions to use
this machine. Before using this machine, familiarize yourself with it ensuring that you
know perfectly where the controls and safety devices are, and the manner in which it
must be used. If you are an inexperienced user we recommend you practice doing a
simple job and if possible, in the company of an experienced person. The cutting tool
of this machine is very sharp. It is dangerous to use this machine im properly.
Warning! Only lend this machine to persons who are familiar with this type of
machine and know how to use it. Always lend the machine along with the user
instruction manual so the new user can carefully read it and understand it.
Place the machine on a flat surface and make sure it’s stable before starting it.

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Create a work area with a width of 3 meters and a length of 10 meters in the direction
where the residues are expelled. During the shredding process, the users must ensure
that nobody is injured with the material expelled from the machine. Mark the working
area with for example with red and white beacons.
Always place the switch in the off position when:
● The machine is not being watched over.
● Maintenance work is being carried out.
Carry out periodic maintenance inspections (see ‘Maintenance and Service’ section).
2.2. PERSONAL PROTECTION
Do not use this machine while tired or under the influence of alcohol, drugs or
medication. A moment of inattention, serious injuries to people or damage to machine
could occur.
Any tools or parts left on or in the machine, can cause serious damages to the machine,
or injuries to the people around. Clear up the surroundings and remove all tools around
the machine.
Always use personal safety equipment, such as goggles, earmuffs and gloves. The
machine is working with noise over 90dB; earmuffs are a must while working with the
machine. If ears are not protected, long time working noise could affect user's
listening ability.
Do not wear loose clothing or ties during working.
Make sure the machine is well balanced and stand firmly on ground all the times.

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2.3. ENVIRONMENT SECURITY
Do not use this machine in an explosive place or nearby flammable liquid, gas or dust.
The machine should only be used outdoor.
Do not use the machine at night, in a foggy day or any situation with less visibility.
Clear up the working area, and work with good lighting.
When the machine is operated by two persons at the same time, make sure the position
of another person is safe, before you start the machine.
2.4. SAFETY IN THE WORK AREA
Do not operate this machine in explosive atmosphere as well as in the
presence of flammable liquids, gases and dust.
Never start the machine in enclosed areas such as rooms or garages. This
machine emits gases through the exhaust pipe that will accumulate in the
area causing the air to be toxic and harmful to the health of people, animals and plants
that are inside the area. Do not start the machine in a room or enclosed space. The
exhaust fumes and fuel fumes contain carbon monoxide and harmful chemicals.
The area within a radius of 10 meters around the machine should be
considered risk area in which no one must enter while the machine is
running (security area). When necessary, use ropes and warning signs to mark the
security area.
Maintain children and curious persons away from the work area while operating this
machine. Distractions can cause a loss of control. Make sure the children, people or

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animals do not come into your work area.
When the work must be performed simultaneously by two or more persons, always
check the presence and location of others in order to maintain a sufficient distance
between each person to ensure safety.
2.5. SAFETY IN THE USE OF FUELS
IMPORTANT: The fuel used for this machine is highly flammable. If the
fuel or the machine ignites, smother the fire with a dry powder fire
extinguisher.
Petrol and oil are hazardous; avoid contact of gasoline or oil with the skin and eyes.
Do not inhale or swallow them. Immediately see your doctor if you ingest fuel or oil.
If you accidentally come into contact with fuel or oil clean with soap and water as
soon as possible, if you then continue to feel irritated or unwell immediately consult a
doctor.
Do not refuel in enclosed or poorly ventilated areas or near flames. Fumes
from the fuel and oil contain hazardous chemicals. In the case of a
concentration of gases produced by insufficient ventilation, remove all that impedes
the flow of clean air from the area in order to im prove the flow of clean air from the
area in order to im prove ventilation. Do not return to the area unless you have
properly ventilated the area and are certain that ventilation is sufficient so this does not
happen again.
Petrol and oil are extremely flammable and explosive under certain conditions.

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Do not smoke in the area. Keep flames, sparks or heat sources away from the machine.
Do not smoke while transporting fuel, or when you are working with the machine.
Do not refuel in locations where there is the presence of open flames, sparks or heat
sources. Fill the tank always in well-ventilated areas and with the motor stopped. Do
not overflow fuel when filling the fuel tank. Make sure to correctly and tightly close
the cap on the fuel after refilling. In the event of a fuel leakage, be sure to clean these
leaks completely before starting, move the machine away from the spillage area and
avoid any source of ignition until all vapors are gone. Add fuel before starting the
machine.
Never remove the cap of the fuel tank while the engine is running or when the
machine is hot. Make sure the cap of the fuel is tightly and correctly closed while you
are using the machine.
Do not use fuel that has been stored for longer than 2 months.
2.6. CARE AND USE OF THIS MACHINE
The chipper is only designed to shred pieces of woods. It is prohibited to shred
any other materials (for example metal, stones, plastics and any other materials). If
you want to shred roots, remove the sand, mud or other residues before shredding. Any
other use of the shredder not described here, voids the warranty responsibility of the
manufacturer.
Check that all the safety devices are installed and in good condition.
Remember that the machine operator is responsible for the dangers and accidents

7
caused to other people or things. The manufacturer will not be in any way liable for
damages caused by improper or incorrect use of this machine.
The cutting tool is very sharp. Not following the instructions may cause severe
damages.
Keep this machine maintained and in proper conditions. Check that the moving parts
are not misaligned or locked, that there are no broken parts or other conditions that
may affect the operation of this machine. Whenever this machine is damaged, repair it
before use. Many accidents are caused by poorly maintained machines.
Check:
- The machine and look for loose and damaged parts (screws, nuts and etc).
- Engine oil level.
- Damaged and /or defective welded parts.
Make sure that the machine undergoes adequate maintenance controls. All damages
caused by the use of defective, worn out or non original parts, annuls the warranty
responsibility of the manufacturer.
Keep your face and body as far away from the machine as possible. Whilst introducing
the wood into the machine for shredding, maintain both feet at the same level as those
of the wheels.
Turn off the machine, disconnect the spark plug and make sure that the cutting tool has
stopped before making any adjustments, filling with fuel, changing accessories,
cleaning, transportation and storage of this machine. Such preventive safety measures
reduce the risk of accidental starting of this machine.

8
Never tilt the machine when the engine is running.
Replace the caution signs if damaged or if not legible.
Reduce the engine speed when shutting down the engine, and if the engine has a petrol
closing valve, then close this valve when the engine is not running.
2.7. SERVICE
Please periodically check your machine by a qualified repair service agent using only
original replacement parts. This will ensure that the safety of this machine is
maintained.
3. WARNING SIGNS
Warning labels indicate required information for the use of the machine.
Warning: Danger!
Carefully read this manual before starting or using the
machine.
Use earmuffs while using the machine.
Wear goggles while using the machine.
Wear protective gloves while using the machine.

9
Do not remove the decals from this machine. They were
installed to prevent injuries!
Lubricant required. Read the manual for instructions.
Read before operating. It is the owner’s responsibility to
instruct all operators and personnel about the safe
operation of this equipment. Owners have been supplied
with an operator’s manual containing instructions and
safety precautions for safe operation of this equipment.
Anyone working on or around this equipment should be
familiar with operator’s manual.
Keep your machine in a horizontal position while
working! No overloading. Pay attention to the chipping
capacity. No foreign objects inserted into the chipper.
Do not open while chipper is running! Do not operate
with chute and conveyor belt off. Follow all required
procedures before servicing.
Blades and rotating parts in operation. Keep hands and
feet clear.

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Do not insert hands or any other body part in the feeding
hopper or in the ejection mouth piece.
Do not get in front of this machine when it is running.
Keep people away from the work area.
4. OPERATING INSTRUCTIONS
4.1. CONDITIONS OF USE
The chipper is only designed to shred pieces of wood. It is prohibited to shred any
other materials (for example metal, stones, plastics and any other materials). If you
want to shred roots, remove the sand, mud or other residues before shredding. Any
other use of the shredder not described here, annuls the warranty responsibility of the
manufacturer. Do not use this machine for any other purpose not intended. The use of
this machine for other than the designated operations may result in dangerous
situations. Use this machine outdoors, in dry environments and temperatures between
5℃ to 45℃.
Remember that the machine operator is responsible for the dangers and accidents
caused to other people or things. The manufacturer and distributors shall not be in any
case responsible for damages caused by improper or incorrect use of this machine.

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4.2. ASSEMBLY
In the process of installation, do not touch the blades with your hands or any other
body parts.
All bolts, nuts and washers have been fixed on the machine in the factory, please
remove them before assembly and put back on the machine at the same locations.
4.2.1. Main parts assembly
A. Feeding chute.
B.Remove the top chute.
Figure 3.
Figure 4.

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C. Handle bar assembly
Align the holes of the handlebar with the mount
bracket and secure each with a spring washer flat
washer and a M10x20 bolt. Fasten each handlebar
support onto the engine deck with a spring washer,
flat washer and a M8x25 hex bolt.
D. Bumper assembly
Align holes of bumper with mount of bracket.
And secure with bolts.
In the process of installation, do not place
hands or any other body parts within a close
distance of the cutter wheel rotary. Do not touch the blades with your hands or any
other body parts. Considering the heavy weight of the machine, please do not try to
install it by oneself in case of possible injuries.
4.3. FUEL AND OIL
IMPORTANT: The fuel used for this machine is highly flammable. If the fuel or the
machine ignites, put out the fire with a dry power extinguisher.
Petrol and oil are extremely flammable and explosive under certain conditions. Do not
smoke near the machine. Keep flames, sparks or heat source away from the machine.

13
Use unleaded petrol only.
Do not use fuel that has been stored for longer than 2 months. A fuel stored for too
long will cause the starting of the machine to be more difficult and result in
unsatisfactory engine performance. If the fuel has been in the machine’s tank for
longer than two months, empty the tank and replace it with fresh fuel.
4.3.1. FILLING THE FUEL TANK
1. Choose a suitable area to perform this operation.
2. Remove the fuel thank cap and fill with fuel.
3. Tightly close the fuel tank cap and remove all any spilled fuel with a dry cloth.
WARNING: Stop the engine before refueling.
Do not start the machine in an enclosed room or space. The exhaust gases and fumes
from the fuel and oil contain carbon monoxide and harmful chemicals.
In case of a large amount of gases produced by poor ventilation, stop the engine safely.
Do not return to the working area unless you have properly ventilated the area and are
certain that ventilation is sufficient so that this does not happen again.
Do not refuel in locations where there is the presence of open flames, sparks or heat
sources. Always fill the tank in well-ventilated areas and with the motor stopped.
Don’t overfill the fuel tank. In the event of a fuel leakage be sure to remove these
leaks completely before starting, move the machine away from the area of spillage and
avoid any source of ignition until all vapors are gone.
Keep yourself at least 3 meters from the refueling area before starting the machine.

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Add fuel before starting the machine. Never remove the fuel tank cap while the engine
is running or when the machine is hot.
Do not use fuels such as ethanol or methanol. These fuels will damage the engine of
the machine.
IMPORTANT Do Not OVERFILL This equipment and/or its engine may include
evaporate emissions control system components required to meet EPA or CARB
regulations,that will only function properly when the fuel tank has been filled to the
recommended level. Overfilling may cause permanent damage to evaporate emissions
control system components.Filling to the recommended lever ensures a vapor gap
required to allow for fuel expansion.
4.3.2. ENGINE OIL
For transportation reasons, your machine’s engine comes from the factory without any
oil in it. Before starting the engine for the first time you must put oil the engine.
Filling the oil sump:
- Place the machine on a flat, horizontal and uncluttered surface.
- Unscrew the oil filler cap (Figure 7).
- Add 1.1L of oil. 0.6L for propelling engine
- Wait 1 minute for the oil to completely go down to the crankcase.
- Clean the dipstick from the oil with a cloth.
Figure 7.

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- Insert the rod and screw on the oil cap.
- Unscrew the plug again and check the mark left by oil on the dipstick. The mark left
by the oil must be between the minimum and maximum marks (Figure 8).
- If the mark is below the minimum, add a little bit more oil and recheck.
- If the mark is above the maximum, you will have to remove oil from the crankcase.
To do this, tilt the machine and let out a small amount of oil (put a container at the end
of the tube to prevent oil spilling on the machine or the ground).
4.4. STARTING THE MACHINE
4.4.1. CHECK POINTS BEFORE STARTING
The machine must be operated as instructed below:
Keep hands, other extremities and clothes clear of the feeding chute, clear of the
discharge chute and clear of all rotating elements.
Maintain a good balance on both feet. Do not lean on the machine.
Maintain yourself well clear of the discharge area whilst the machine is working.
The use of working gloves, ear protections and protective glasses is mandatory.
The machine is designed for outdoor use only. Avoid using the machine in outdoor
areas with a high probability of exhaust fumes.
Figure 8.

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Never insert your hands into the feeding chute until the machine has been stopped and
the blades have stopped rotating.
The pieces of wood that might have got stuck transversely must only be removed
when the machine has been stopped completely and the blades have stopped rotating.
Transportation of the machine should be carried out by two persons to avoid possible
injuries.
4.4.2. STARTING THE ENGINE
Before starting the engine make sure to check the engine oil and fuel tank.
To start the machine:
1. Turn the switch to ‘ON’ position.
2. Turn the choke lever to position and open the fuel valve.
3. Pull the starting cord until the engine starts. Push the choke lever off.
4. Turn the throttle lever to fastest position. (must use highest speed while chipping)
If engine is hot, it is not necessary to use the choke when restarting.
*NOTE*
This machine is only used for the purpose that has been designed. To use it for other
Figure 9.