Qualcast 310099 Manuale utente

45cm 45cc
Petrol Chainsaw 310099
Instruction Manual
IMPORTANT! Please read these instructions fully before starting assembly.
These instructions contain important information that will help you get the best
from your product, ensuring it is assembled correctly and safely. If you need help
or have damaged or missing parts, call the Customer Helpline on 01904 727500.
January 2018
CP

2 3
Contents
General safety warnings 3
Intended use 12
Warning symbols 12
In the box 14
Preparing to operate the chainsaw 15
Operation 20
Maintenance and storage 26
Troubleshooting 31
Technical data 33
Disposal 34
Getting help 34
Warranty 34
General Safety Warnings
Safety Warnings
WARNING! Read all safety warnings and
instructions.
Failure to follow the warnings and instructions may
result in electric shock, re and/or serious injury.
WARNING! Read all safety warnings and
instructions designated by the symbol.
Save all warnings and instructions for future
reference.
• Always ensure anyone intending to operate this
machine is fully conversant with the contents of this
instruction manual prior to assembling, maintaining or
operating the machine.
• Perform assembly operations as described in this
manual. Failure to observe this warning may lead to
serious injury, death, or damage to the machine.
• Always take care when removing the packaging, to
prevent damage to you or to the machine.
IMPORTANT! Before assembling the machine, check all
the parts indicated in the manual are in the box. Inspect
all the parts for signs of damage. Do not assemble the
machine if you observe any damaged components.

4 5
General safety
The chain is designed exclusively for sawing wood. You
may only fell trees if you have received the appropriate
training. The manufacturer cannot be held liable for
damage caused by improper or incorrect usage.
Please note that our equipment has not been designed
for use in commercial, trade or industrial applications.
Our warranty will be voided if the machine is used in
commercial, trade or industrial businesses or for the
equivalent purposes.
WARNING!
• Keep this operating and maintenance manual in a safe
place for reference at a later date.
• Read the instructions carefully. Be familiar with the
controls and the proper use of the equipment.
• Never allow children or people unfamiliar with these
instructions to use the chainsaw. Local regulations can
restrict the age of the operator.
• Never saw while people, especially children or pets, are
nearby. Keep in mind that the user is responsible for
accidents or hazards occurring to other people or their
property.
• This appliance is not intended for use by persons
(including children) with reduced physical, sensory
or mental capabilities or lack of experience and
knowledge, unless they have been given supervision
or instruction concerning the use of the appliance by a
person responsible for their safety.
• Do not touch the chain.
Preparation
WARNING!
• DO NOT operate a chainsaw with one hand! Serious
injury to the operator, helpers, bystanders, or any
combination of these persons, may result from one-
handed operation. A chainsaw is intended for two-
handed use only.
• Do NOT use the saw if you are tired, ill or under the
inuence of alcohol and/or drugs.
• Use Personal Protective Equipment (PPE), such as
safety footwear, snug-tting clothing, and protective
gloves, as well as eye, hearing and head protection
devices.
• Use caution when handling fuel. Move the chainsaw at
least 10 feet (3m) away from the fueling point before
starting the engine.
• DO NOT allow other persons to be near when starting
or cutting with the chainsaw. Keep bystanders and
animals out of the work area.
• DO NOT start cutting until you have a clear work area,
secure footing, and a planned retreat path from falling
trees or branches.

6 7
Operation
WARNING!
• Keep all parts of your body away from the saw’s chain
when the engine is running.
• Before you start the engine, make sure that the chain is
not in contact with anything.
• Carry the chainsaw with the engine stopped, the chain
bar and saw chain facing rearwards, and with the
exhaust away from your body.
• NEVER use a chainsaw which is damaged, incorrectly
set, incomplete or loosely assembled. Make sure
that the chain rotation stops when the chain brake is
applied.
• Shut off the engine before setting the chainsaw down.
• Use extreme caution when cutting small bushes and
saplings; slender material may catch in the saw chain
and be whipped towards you or pull you off balance.
• When cutting a limb that is under tension, be alert for
spring back so that you will not be struck when the
tension in the wood bres is released.
• Keep the handles dry, clean, and free of oil or fuel
mixture.
• Operate the chainsaw only in well-ventilated areas.
• DO NOT operate a chainsaw from up in a tree unless
you have been specically trained to do so.
• All chainsaw servicing, other than the items listed in
the user manual safety and maintenance instructions,
should be performed by competent chainsaw service
personnel.
• When transporting your chainsaw, use the appropriate
chain bar cover.
• DO NOT operate your chainsaw near or around
ammable liquids or gases, whether inside or outdoors.
An explosion and/or re may result.
• Do not ll the fuel tank, oil reservoir or lubricate whilst
the engine of the chainsaw is running.
• USE THE CORRECT TOOL: Cut wood ONLY. Do not
use the chainsaw for purposes for which it was not
intended. For example, do not use the chainsaw for
cutting plastic, masonry or building materials.
• The engine will create toxic exhaust fumes as soon as
the engine is started. Never work in enclosed areas or
in areas with poor ventilation.
NOTE: The chainsaw is designed for non-commercial,
occasional use and for general work, such as stump
grubbing, and cutting rewood, etc. It is not designed
for lengthy use. If it is used for a lengthy period, the
vibrations it causes in the hands of the user may result
in circulation problems (white nger syndrome).
• The chain is designed exclusively for sawing wood. You
may only fell trees if you have received the appropriate
training. The manufacturer cannot be held liable for
damage caused by improper or incorrect usage.

8 9
• Please note that our equipment has not been designed
for use in commercial, trade or industrial applications.
Our warranty will be voided if the machine is used in
commercial, trade or industrial businesses or for the
equivalent purposes.
Kickback
Kickback may occur when the nose or tip of the chain
bar touches an object, or when the wood closes in and
pinches the saw chain in the cut. If the bar tip contacts,
it may cause an extremely fast reverse reaction, kicking
the chain bar up and back towards the operator. Pinching
the saw chain along the top of the chain bar may push the
chain bar rapidly back towards the operator.
Either of these reactions may cause you to lose control of
the saw, which could result in serious personal injury. Do
not rely exclusively upon the safety devices built into your
saw. As a chainsaw user, you should take several steps to
keep your cutting jobs free from accident or injury.
NOTE: With a basic understanding of kickback, you can
reduce or eliminate the element of surprise. Sudden,
unexpected action contributes to accidents.
• Keep a good rm grip on the saw with both hands: the
right hand on the rear handle, and the left hand on the
front handle, when the engine is running. Use a rm
grip with thumbs and ngers encircling the chainsaw
handles. A rm grip will help you reduce kickback
and maintain control of the saw. Never let go of the
chainsaw.
• Make sure that the area in which you are cutting is free
from obstructions. Do not let the nose of the chain bar
contact a log, branch, or any other obstruction which
could be hit while you are operating the saw.
• Cut at high engine speeds.
• Do not overreach or cut above shoulder height.
• Follow the manufacturer’s sharpening and maintenance
instructions for the saw chain.
• Only use replacement bars and chains specied by the
manufacturer or the exact equivalent.
• PINCHING the saw chain along the BOTTOM of the
cutting (chain) bar may PULL the saw forward away
from the operator.
• PINCHING the saw chain along the TOP of the cutting
(chain) bar may PUSH the chain bar rapidly back
towards the operator.
• Any of these reactions may cause you to lose control of
the saw, which could result in serious personal injury.
A B
A A

10 11
C
D
E
Beware of the following: Rotary recoil.
A = Recoil direction
B = Recoil reaction zone
Impact/jamming recoil and pulling reactions:
When cutting from under an object (see Pic. D) using the
top of the chain, the object may pinch the chain and cause
either a forward force on the chainsaw or a rearward force
on the object (see Pic. C).
When cutting from the top surface of an object (Pic. E)
using the bottom of the chain, the object may pinch the
chain and cause either a rearward force on the chainsaw
or a forward force on the object.
Maintenance and storage
• Keep all nuts, bolts and screws tight, to be sure the
equipment is in safe working condition.
• Never store the equipment with petrol in the tank
inside a building where fumes can reach an open
ame or spark.
• Allow the engine to cool before storing in any
enclosure.
• To reduce the re hazard, keep the engine, silencer
and petrol storage area free of hedge trimmings,
leaves, or excessive grease.
• Replace worn or damaged parts for safety.
• If the fuel tank has to be drained, this should be done
outdoors.
NOTE: Dispose of soiled maintenance material and
operating materials at the appropriate collection point.
Recycle packaging material, metal and plastics. Do not
dispose of with domestic, household waste.

12 13
Intended Use
This machine may only be used outdoors for cutting wood and in combination with the
original cutting chains. This machine is not designed for heavy-duty or commercial use.
Any use of the machine that deviates from its intended use, and is not included in these
instructions, is considered unauthorised use and relieves the manufacturer from his or her
legal liability.
Warning Symbols
Before any use, refer to the corresponding paragraph in the manual.
This symbol, before a safety comment, indicates a precaution, a warning
or a danger. Ignoring this warning can lead to an accident for yourself or
for others. To limit the risk of injury, re, or electrocution, always apply the
recommendations indicated.
Conforms to European standards.
The exhaust gas is poisonous and asphyxiating. If inhaled, it may even be lethal.
Do not operate the engine in closed or poorly-ventilated places.
Petrol and petrol vapours are extremely ammable.
Do not touch to prevent burns.
Wear hearing protection and eye protection (PPE) when using the device.
Wear robust footwear when using the device.
Wear protective gloves when using the device.
Guaranteed sound power level data (115dB), in accordance with Directive
2000/14/EC.
Beware of kickback (recoil).
Avoid contact with the tip of the guide bar (chain return point). This will result in
kickback of the chainsaw.
Do not hold the saw with one hand.
Hold the saw rmly with both hands. Place your right hand on the rear handle
and your left hand on the front handle.
Do not start or use the equipment close to people (especially children) or
animals. During operation, it is recommended that a minimum distance of 10
metres from other people is maintained.
115

14 15
In The Box
Parts
A. Chainsaw
Tools
B. Screwdriver
C. Plug wrench
D. Mixing bottle
A
C DB
You will also need:
- 2-stroke engine oil according JASO FC classic, - unleaded petrol - special chainsaw oil
If there are any parts missing, please call the customer helpline on 01904 727500.
2.5
5
2.5
5
40: 1
Preparing to Operate the Chainsaw
Safety features
a. LOW KICKBACK SAW CHAIN: helps signicantly reduce kickback, or the intensity of
kickback, due to specially designed depth gauges and guard links.
b i. CHAIN BRAKE: is a safety feature designed to reduce the possibility of injury due to
kickback by stopping a moving saw chain in milliseconds. It is activated by the CHAIN
BRAKE lever.
b ii. CHAIN BRAKE LEVER/HAND GUARD: protects the operator’s left hand in the event it
slips off the front handle (while the saw is running) in the event of kick back.
c. STOP SWITCH: immediately stops the engine when tripped. The stop switch must be
pushed to the ‘START’ position to start or restart engine.
d. SAFETY TRIGGER LOCK: prevents accidental acceleration of the engine. The throttle
trigger cannot be squeezed unless the safety latch is de-pressed.
e. CHAIN CATCHER: reduces the danger of injury in the event that the saw chain breaks
or derails during operation. The chain catcher is designed to intercept a whipping chain.
NOTE: Study your saw and be familiar with its parts.
e
a
b
c
d

16 17
Step 1 - Chain brake mechanical test
WARNING!
The purpose of the chain brake is to reduce the possibility of injury due to
kickback; however, it cannot provide the intended measure of protection if the
saw is operated carelessly.
Always test the chain brake before using your saw and periodically while on the
job.
Your chainsaw is equipped with a chain brake that reduces the possibility of injury due to
kickback. The brake is activated if pressure is applied against the brake lever when, as in
the event of kickback, the operator’s hand strikes the lever. When the brake is actuated,
chain movement stops abruptly.
Before starting, test the chain brake by pushing it forward until an audible click is heard.
a. The chain brake is DISENGAGED (chain can move by hand) when the BRAKE LEVER
IS PULLED BACK AND LOCKED.
b. The chain brake is ENGAGED (the chain is locked) when the brake lever is pushed
forward. It should not be possible to move the chain by hand.
WARNING!
The brake lever should snap into both positions. If this is not the case, do not
use your saw. Contact the helpline immediately on 01904 727500.
a b
Step 2 - Adjust the chain tension
chain tension screw chain cover lever
loose
tight
21
loose
tight
Bar
knob
1a Pull the chain cover lever out, and slightly loosen the chain cover.
1b Take off the blade protector. While holding up the tip of the bar, adjust the chain tension
by turning the tensioner screw until the chain engages in the bar channel.
1c While lifting the tip of the guide bar, tighten the bar knob securely (clockwise). Hand
tighten only!
NOTE: When tensioned correctly, it should be possible to pull one full chain link free of the
bar channel with ease.
A new chain will expand its length during the rst period of use. Check and re-adjust the
tension frequently, as a loose chain can easily derail or cause rapid wear of itself and the
chain bar.

18 19
CAUTION! If the saw chain is TOO LOOSE or TOO TIGHT the V-drive wheel, chain bar,
chain and crank shaft bearing will suffer premature wear. Above g. shows the correct
tension A (when cold) and tension B (when warm). Fig. C shows a chain that is too loose.
2 Tighten the chain cover.
Step 3 - Filling with engine fuel and lubrication
This product is powered by a 2-stroke engine and requires pre-mixing of petrol and
2-stroke oil. Use a high quality 2-stroke engine oil according JASO FC classic. Do not use
automotive oil or 2-stroke outboard oil. DO NOT mix quantities larger than usable in a 30-
day period.
40:1
5
Use
matching
numbers
A
5
BC
D
FUEL MIXTURE: 1 Litre (1000ml) petrol: 25cc (25ml) 2-stroke engine oil (40:1 ratio)
Using a funnel and keeping the bottle level, pour the fuel in the left hand side (A) up to the
required level, e.g. 2.5 or 5, then ll the right hand side (B) up to the same corresponding
mark with oil. Shake vigorously to mix the two products prior to pouring into the tank (C).
NOTE: Use 5 for 500ml fuel mixture and 2.5 for 250ml fuel mixture.
FILLING THE LUBRICATION
Whenever you rell the fuel tank with petrol you must also top up the level of chain oil in the
chain oil reservoir (D). Use special chainsaw oil to lubricate the saw chain.
NOTE: Most stores will sell acceptable oil under the name ‘chainsaw chain oil’.
FILLING THE FUEL TANK
Clean the surface around the fuel cap to prevent contamination. Loosen the fuel cap slowly.
Remove and rest the cap on a clean surface. Carefully pour fuel into the tank to avoid
spillage. Prior to replacing the fuel cap, clean and inspect the seal located inside the fuel
cap . Immediately replace the fuel cap and hand tighten. Wipe up any fuel spillage.
NOTE: It is normal for smoke to be emitted from a new engine after rst use.
IMPORTANT!
The fuel mix is added into fuel tank (C), chain lubrication oil is lled into oil
reservoir (D). Seal one cap prior to removing the second cap. If you put the uid
into the wrong tank, call the customer helpline immediately on 01904 727500.
Indice
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