11
2. Keep the chain saw in a secure, dry and locked room
out of the reach of children. Do not store the chain saw
outdoors.
Maintenance
1. Withdraw the plug from the socket before carrying out
any adjustments or maintenance.
2. Check the power cable regularly for damage to the
insulation.
3. Clean the chain saw regularly.
4. Have any damage to the plastic housing repaired
properly and immediately.
5. Do not use the saw if the switch trigger is not working
properly. Have it properly prepared.
6. Under no circumstances should any modifications be
made to the chain saw. Your safety is at risk.
7. Do not carry out maintenance or repair work other
than that described in this instruction manual. Any
other work must be carried out by MAKITA Service.
8. Only use original MAKITA replacement parts and
accessories intended for your model of saw. The use
of other parts increases the risk of accident.
9. MAKITA accepts no responsibility for accidents or
damage should non-approved bars, saw chains or
other replacement parts or accessories be used. Refer
to the “Extract from the spare parts list” for approved
saw bars and chains.
First aid
................... Do not work alone. Always work within
shouting distance of a second person.
1. Always keep a first-aid box to hand. Replace any
items taken from it immediately.
2. Should you request assistance in the event of an acci-
dent, state the following:
• Where did the accident happen?
• What happened?
• How many persons are injured?
• What injuries do they have?
• Who is reporting the accident?
NOTE:
Individuals with poor circulation who are exposed to
excessive vibration may experience injury to blood ves-
sels or the nervous system.
Vibration may cause the following symptoms to occur in
the fingers, hands or wrists: “Falling asleep “(numbness),
tingling, pain, stabbing sensation, alteration of skin colour
or of the skin.
If any of these symptoms occur, see a physician!
SAVE THESE INSTRUCTIONS
FUNCTIONAL DESCRIPTION
CAUTION:
• Always be sure that the tool is switched off and
unplugged before adjusting or checking function on the
tool.
Switch action (Fig. 5)
CAUTION:
• Before plugging in the tool, always check to see that
the switch trigger actuates properly and returns to the
“OFF” position when released.
To prevent the switch trigger from being accidentally
pulled, a lock-off button is provided.
To start the tool, depress the lock-off button and pull the
switch trigger.
Release the switch trigger to stop.
ASSEMBLY
CAUTION:
• Always be sure that the tool is switched off and
unplugged before carrying out any work on the tool.
Installing or removing saw chain
CAUTION:
• Always be sure that the tool is switched off and
unplugged before installing or removing the saw chain.
• Always wear gloves when installing or removing the
saw chain.
1. To remove the saw chain, move the lever in the
upright position.
(Fig. 6)
2. Press the lever and with the lever pressed in, turn it
counterclockwise to loosen the nut until sprocket
cover comes off. (Pressing in the lever leads to the fit-
ting of lever into the nut.)
3. Turn the adjusting dial counterclockwise to release the
saw chain tension.
4. Remove the sprocket cover.
5. Remove the saw chain and guide bar from the chain
saw.
6. To install the saw chain, fit in one end of the saw chain
on the top of the guide bar and the other end of it
around the sprocket.
(Fig. 7)
At this time, fit the saw chain as shown in the figure
because it rotates in the direction of arrow.
7. Rest the guide bar in place on the chain saw.
8. Turn the adjusting dial counterclockwise to slide the
adjusting pin in the direction of arrow.
(Fig. 8)
9. Place the sprocket cover on the chain saw so that the
hook at its back cover is inserted into a hole in the
chain saw and the adjusting pin is positioned in a
small hole in the guide bar.
(Fig. 9)
10. Press in the lever and with the lever depressed turn it
fully clockwise to tighten the nut. Then make it about a
quarter turn counterclockwise to loosen the nut lightly.
(Fig. 10)
Adjusting saw chain tension
The saw chain may become loose after many hours of
use. From time to time check the saw chain tension
before use.
Move the lever in the upright position.
(Fig. 11)
Press in the lever. With the lever depressed, make a quar-
ter turn on it counterclockwise to loosen the nut lightly.
Summary of Contents for UC3020A
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