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"sag" between the guide bar and the saw chain on the
underside as shown in Fig. I.
2. To adjust saw chain tension, loosen bar lock nut
3. Rotate the chain tensioning screw
housing using the flat screwdriver end of the wrench
4. Check saw chain tension, adjust if needed.
5. Do not over‑tension the saw chain as this will lead to
excessive wear and will reduce the life of the guide bar
and saw chain.
6. Once saw chain tension is correct, tighten bar lock nut
until snug. Torque the bar lock nut
7. A new chain stretches slightly during the first few hours
of use. It is important to check the tension frequently
(after disconnecting battery remove the battery pack)
during the first two hours of use.
Replacing the Saw Chain (Fig. A, F–H, J)
WARNING: Sharp moving chain. To prevent accidental
operation, ensure that battery is removed from the tool
before performing the following operations. Failure to
do this could result in serious personal injury.
CAUTION: Sharp chain. Always wear protective gloves
when handling the saw chain. The saw chain is sharp
and can cut you when it is not running.
CAUTION: The chain speed of this product is 8.6 m/s.
Only use chains that are rated at greater than 8.6 m/s.
1. Place the saw on a flat, firm surface.
2. Remove chain assembly cover
Installing the Guide Bar and Saw Chain section.
3. To remove the saw chain
screw
9
in the front of the housing using the flat
screwdriver end of the wrench. Turning the screw
counterclockwise allows the guide bar
and reduces the tension on the chain so that it may
be removed.
4. Wearing protective gloves, grasp the saw chain and lift
the worn saw chain out of the groove in the guide bar.
5. Ensure guide bar is installed with the bar tip guard
positioned as shown in Fig. H.
6. Place the new chain in the slot of the guide bar, making
sure the saw teeth are facing the correct direction (Fig. J)
by matching the arrow and graphic of the saw chain on
the chain assembly cover
7. Follow instructions for Installing the Guide Bar and
Saw Chain.
Replacement chain and bar are available from your
nearest authorized service center.
The DCCS623 requires replacement 8" (203 mm) chain N911620
(Accessory Number DWO1DT608). Replacement 8" (203 mm)
bar NA411856 (Accessory Number DWZCSB8P).
Saw Chain and Guide Bar Oiling (Fig. A)
Auto Oiling System
This pruner is equipped with an auto oiling system that
keeps the saw chain and guide bar constantly lubricated.
1. The oil level indicator
pruner. If the oil level is less than a quarter full, remove
in the front of the
9
to 6 ft‑lbs (8 Nm).
8
7
as described in
, rotate the chain tensioning
5
4
to recede
7
.
10
shows the level of the oil in the
the battery from the pruner and refill the oil tank with the
correct type of oil.
.
8
2. Always empty oil tank when finished cutting.
3. Always empty oil tank before storing this unit.
.
13
NoTE: Do not operate this pruner without oil.
NoTE: Always use a high‑quality, biodegradable bar
and chain oil for proper saw chain and bar lubrication.
When pruning trees, vegetable‑based bar and chain oil is
recommended, as mineral‑based oils may harm living trees.
8
Never use dirty, used, or contaminated oil. Doing so may
damage the tool.
Filling the Oil Reservoir
1. Unscrew counterclockwise and then remove the oil
cap
. Fill the reservoir with the recommended bar and
11
chain oil until the oil level has reached the top of the oil
level indicator
2. Refit the oil cap and tighten clockwise.
3. Periodically switch the pruner off and check the oil
level indicator to ensure the bar and chain are being
properly oiled.
Guide Bar Cover and Wrench Storage
(Fig. A, K–M)
The guide bar cover
bar
4
when the tool is not in use and to store the wrench
guide Bar Cover
1. To open the guide bar cover
and pull the two halves apart.
2. Fit the guide bar cover
shown in Fig. L. Ensure that the retaining pin
guide bar cover
the guide bar
3. To close the guide bar cover
and ensure the latch
Wrench
6
1. Open the guide bar cover
wrench
2. Remove the wrench
and away from the guide bar cover.
3. Store the wrench in the guide bar cover when finished.
First install flat screwdriver end of the wrench into the
retaining slot
until the retaining clips
in place.
Bar Tip Guard (Fig. A)
WARNING: Never operate the pruner without the
bar tip guard properly mounted on the guide bar
to prevent rotational kickback.
The bar tip guard
at the end of the guide bar
objects which may cause the bar and saw chain to kickback
towards the operator. In addition to reducing the chance of
kickback, the bar tip guard
chain from touching the ground.
.
10
12
has two functions, to cover the guide
12
, lift up on the latch
onto the guide bar
12
aligns with the retaining hole
12
.
4
12
, close the two halves
25
is secured to the notch
to gain access to the
12
.
13
13
by lifting the wrench end up
and then press the wrench end down
27
firmly secure the wrench
28
6
reduces the chance of the saw chain
4
from coming into contact with
6
will reduce the chance of the
ENglish
13
.
25
as
4
on the
20
on
24
26
.
13
5
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