DeWalt DCS778N Original Instructions Manual page 18

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English
Young children and the infirm. This appliance is not
intended for use by young children or infirm persons
without supervision.
This product is not intended for use by persons (including
children) suffering from diminished physical, sensory or
mental abilities; lack of experience, knowledge or skills
unless they are supervised by a person responsible for their
safety. Children should never be left alone with this product.
ASSEMBLY AND ADJUSTMENTS

WARNING: To reduce the risk of serious personal
injury, turn tool off and disconnect battery pack
before making any adjustments or removing/
installing attachments or accessories. An accidental
start-up can cause injury.

WARNING: Use only D
e
Inserting and Removing the Battery Pack
from the Tool (Fig. B)
nOTE: Make sure your battery pack 
To Install the Battery Pack into the
Machine
1. Align the battery pack with the rails inside the machine.
2. Slide it into the machine until the battery pack is firmly
seated in the tool and ensure that you hear the lock snap
into place.
To Remove the Battery Pack from the
Machine
1. Press the release button 
 13 
out of the machine.
2. Insert battery pack into the charger as described in the
charger section of this manual.
Fuel Gauge Battery Packs (Fig. B)
Some D
WALT battery packs include a fuel gauge which
e
consists of three green LED lights that indicate the level of
charge remaining in the battery pack.
To actuate the fuel gauge, press and hold the fuel gauge
button 
 25 
. A combination of the three green LED lights will
illuminate designating the level of charge left. When the level
of charge in the battery is below the usable limit, the fuel gauge
will not illuminate and the battery will need to be recharged.
nOTE: The fuel gauge is only an indication of the charge left on
the battery pack. It does not indicate tool functionality and is
subject to variation based on product components, temperature
and end-user application.
Unpacking
Remove the saw from the packaging material carefully.
The machine is fully assembled except for the rip fence,
mitre gauge, dust adapter and blade guard assembly.
Finalise the assembly following the instructions as
described below.
16
WALT battery packs and chargers.
 12 
is fully charged.
and firmly pull the battery pack
Mounting the Saw Blade (Fig. A, C)

WARNING: To reduce the risk of injury, turn unit
off and disconnect machine from power source
before installing and removing accessories, before
adjusting or changing set-ups or when making
repairs. Be sure the trigger switch is in the OFF position.
An accidental start-up can cause injury.

WARNING: The teeth of a new blade are very sharp and
can be dangerous.

WARNING: The saw blade MUST be replaced as described
in this section. ONLY use saw blades as specified under
Technical Data. We suggest DT99565. NEVER fit other
saw blades.
nOTE: This tool has blade installed from factory.
1. Raise the saw blade arbor to its maximum height by turning
the blade height adjustment wheel 
2. Remove the throat plate 
 17 
throat plate.
3. Using wrenches 
 21 
, loosen and remove the arbor nut 
and clamp washer 
from the saw arbor by turning anti-
 27 
clockwise.
4. Place the saw blade on to the arbor 
teeth of the blade 
 2 
point down at the front of the table.
Assemble the washers and arbor nut to the spindle and
tighten arbor nut 
 26 
as far as possible by hand, making
sure that the saw blade is against the inner washer and the
outer clamp washer 
 27 
is against the blade. Ensure the
largest diameter of the flange is against the blade. Ensure
the spindle and washers are free from dust and debris.
5. To keep the spindle from rotating when tightening the
arbor nut, use the open end of the blade wrench 
secure the spindle.
6. Using the closed end of the blade wrench, tighten the arbor
nut 
 26 
by turning it clockwise.
7. Replace the throat plate.

WARNING: Always check the rip fence pointer and the
blade guard assembly after having changed the blade.
Mounting/Removing the Blade Guard
Assembly/Riving Knife (Fig. A, D)

WARNING: Use the guard assembly for all
through cutting.
1. Raise the saw blade arbor to its maximum height.
2. Loosen the riving knife lock knob 
three turns).
3. To disengage riving knife lock pin, pull lock knob as
indicated by the black arrows on the knob.
4. While pulling the lock knob, lift the riving knife out of the
clamp. Then slide the blade guard assembly into the clamp
until it bottoms out.
nOTE: Do not install both blade guard assembly and riving
knife into the clamp at the same time.
5. Release the lock knob to engage the lock pin. Give the blade
guard a slight pull upwards to ensure pin is engaged.
 6 
clockwise.
. Refer to Mounting the
 26 
 28 
making sure the
 21 
to
 29 
(minimum of

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