Maintenance - DeWalt DWE7491 Original Instructions Manual

Support for long pieces
• Always support long pieces.
• Support long workpieces using any convenient
means such as saw-horses or similar devices to
keep the ends from dropping.
Dust extraction (fi g. 1)
The machine is provided with a dust exhaust port (n)
at the rear of the machine suitable for use with dust
extraction equipment featuring 57/65 mm nozzles.
Supplied with the machine is a reducer port for use
of dust extraction nozzles of 34-40 mm diameter.
The blade guard assembly also features a dust
exhaust port for 35 mm nozzles.
• During all operations, connect a dust extraction
device designed in accordance with the relevant
regulations regarding dust emission.
• Ensure that the dust extraction hose in use is
suitable for the application and material being
cut. Ensure proper hose management.
• Be aware that man-made materials such as
chipboard or MDF produce more dust particles
during cutting than natural timber.
Storage (fi g. 21–23)
1. Attach push stick (u) to fence.
2. Remove blade guard assembly. See To
Remove Blade Guard Assembly. Hook front
of blade guard assembly onto bracket and slide
the rear of the assembly into holder as shown,
then turn lever anti-clockwise to lock.
3. Slide blade wrenches (t) into pocket until yellow
button aligns with hole to secure in place, refer
to figure 23.
4. Insert guide bar of mitre gauge into pocket,
then pivot and snap in place. Position the mitre
gage extension upwards to avoid interference.
5. Wrap cord in this location (oo).
6. To store fence, snap work support in stored
position. Remove fence from rails. Reattach
fence upside down on left side of saw, refer to
figure 22. DO NOT hook locator slots on left
side fence locator screws. These screws will
align with clearance pocket on fence as shown.
Close the rip fence latches (r) to secure.
Transporting
• Always carry the machine using the designated
handles (ww), refer to figure 1.
WARNING: Always transport the
machine with the upper blade guard
fitted.

MAINTENANCE

Your D WALT machine has been designed to
E
operate over a long period of time with a minimum
of maintenance. Continuous satisfactory operation
depends upon proper tool care and regular cleaning.
Lubrication (fi g. 20)
The motor and bearings require no additional
lubrication. If raising and lowering the blade
becomes difficult, clean and grease the height
adjustment screws:
1. Unplug the saw from power source.
2. Turn the saw on its side.
3. Clean and lubricate the height adjustment
screw threads (pp) on the underside of this saw
as shown in figure 20. Use general purpose
grease.
Cleaning (fi g. 1, 19)
WARNING: To reduce the risk of
serious personal injury, turn unit
off and disconnect machine from
power source before cleaning. An
accidental start-up can cause injury.
WARNING: Blow dirt and dust out of
the main housing with dry air as often as
dirt is seen collecting in and around the
air vents. Wear approved eye protection
and approved dust mask when
performing this procedure.
WARNING: Never use solvents or
other harsh chemicals for cleaning the
non-metallic parts of the tool. These
chemicals may weaken the materials
used in these parts. Use a cloth
dampened only with water and mild
soap. Never let any liquid get inside the
tool; never immerse any part of the tool
into a liquid.
ENGLISH
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