Makita UC3551A UC3551A UC4051A Instruction Manual - Page 13

Adjusting the chain lubrication, WORKING WITH THE CHAIN SAW

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2 3 1 1. Front hand guard 2. Unlock 3. Lock 014439 Check the chain brake as follows: 1. Hold the chain saw with both hands when switching it on. Hold the rear handle with your right hand, the front handle with your left. Make sure that the bar and the chain do not contact with any object. 2. First press the lock-off button, then the switch trigger. The saw chain starts immediately. 3. Press the front hand guard forwards using the back of your hand. Make sure that the saw chain comes to an immediate standstill. CAUTION: • If the saw chain does not stop immediately, do not use the saw under any circumstances. Consult Makita Makita authorized or factory service centers. Checking the run-down brake Switch on the chain saw. Release the switch trigger completely. Make sure the saw chain comes to a standstill within a second. CAUTION: • If the saw chain does not stop immediately, do not use the saw under any circumstances. Consult Makita Makita authorized or factory service centers. Checking the chain oiler Before starting work, check the oil level in the tank, and the oil delivery. The oil level can be seen in the oil level sight shown in the figure. 1. Oil level sight Check the oil delivery as follows: Start the chain saw. With the saw running, hold the saw chain approximately 15 cm (6") above a tree trunk or the ground. If lubrication is adequate, the oil spray will produce a light oil trace. Observe the wind direction, and do not expose yourself to the oil spray unnecessarily. CAUTION: • If an oil trace is not formed, do not use the saw. The lifespan of the chain will otherwise be reduced. Check the oil level. Clean the oil feed groove and the oil feed hole in the bar (refer to "MAINTENANCE "). Adjusting the chain lubrication 014392 You can adjust the oil pump feed rate with the adjusting screw. WORKING WITH THE CHAIN SAW CAUTION: • Always use a front handle and rear handle and firmly hold the tool by both front handle and rear handle during operations. • Always secure the timber to be cut, otherwise the cut fragments may cause personal injury. Bucking 1. Spike bumper 1 014517 1 014389 For bucking cuts, rest the spike bumper shown in the figure on the wood to be cut. With the saw chain running, saw into the wood, using the rear handle to raise the saw and the front one to guide it. Use the spike bumper as a pivot. 13

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13
1
3
2
014439
Check the chain brake as follows:
1.
Hold the chain saw with both hands when
switching it on. Hold the rear handle with your
right hand, the front handle with your left. Make
sure that the bar and the chain do not contact
with any object.
2.
First press the lock-off button, then the switch
trigger. The saw chain starts immediately.
3.
Press the front hand guard forwards using the
back of your hand. Make sure that the saw chain
comes to an immediate standstill.
CAUTION:
•
If the saw chain does not stop immediately, do not
use the saw under any circumstances. Consult
Makita Makita authorized or factory service
centers.
Checking the run-down brake
Switch on the chain saw.
Release the switch trigger completely. Make sure the
saw chain comes to a standstill within a second.
CAUTION:
•
If the saw chain does not stop immediately, do not
use the saw under any circumstances. Consult
Makita Makita authorized or factory service
centers.
Checking the chain oiler
Before starting work, check the oil level in the tank, and
the oil delivery.
The oil level can be seen in the oil level sight shown in
the figure.
1
014517
Check the oil delivery as follows:
Start the chain saw.
With the saw running, hold the saw chain approximately
15 cm (6") above a tree trunk or the ground. If
lubrication is adequate, the oil spray will produce a light
oil trace.
Observe the wind direction, and do not expose yourself
to the oil spray unnecessarily.
CAUTION:
•
If an oil trace is not formed, do not use the saw.
The lifespan of the chain will otherwise be reduced.
Check the oil level. Clean the oil feed groove and
the
oil
feed
hole
in
the
bar
(refer
to
"MAINTENANCE ").
Adjusting the chain lubrication
014392
You can adjust the oil pump feed rate with the adjusting
screw.
WORKING WITH THE CHAIN SAW
CAUTION:
•
Always use a front handle and rear handle and
firmly hold the tool by both front handle and rear
handle during operations.
•
Always secure the timber to be cut, otherwise the
cut fragments may cause personal injury.
Bucking
1
014389
For bucking cuts, rest the spike bumper shown in the
figure on the wood to be cut.
With the saw chain running, saw into the wood, using
the rear handle to raise the saw and the front one to
guide it. Use the spike bumper as a pivot.
1. Spike bumper
1. Oil level sight
1. Front hand guard
2. Unlock
3. Lock