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Delta 40-640 - Controls and Adjustments; Operating Controls Overview; Blade Changing Procedure

Delta 40-640
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OPERATING CONTROLS AND ADJUSTMENTS
ON-OFF SWITCH
The switch (A) Fig. 10, is located on the front of the saw.
To turn the saw
"ON,"
pullout
switch (A) and
to
turn the
saw
"OFF"
push in switch (A).
SPEED CONTROL
Your scroll saw can be operated at speeds of 400 to 1800
strokes per minutes. The strokes per minute
is
indicated
on the nameplate and a pointer is supplied on the switch
Fig. 10
(A) Fig. 10 To increase the strokes per minute, rotate
switch
(A)
clockwise
and
to
decrease
the strokes per
minute rotate switch (A) counterclockwise.
LOCKING SWITCH
IN
THE
"OFF"
POSITION
IMPORTANT:
We suggest that when the scroll saw
is
not
in use the switch (A) Fig. 11, be locked in the
"OFF"
position using a padlock (B) as shown.
The
padlock
(B)
prevents the switch (A) from being pulled out to the
"ON"
position.
Fig.
11
CHANGING BLADES
1.
WARNING: TO AVOID INJURY FROM ACCIDENTAL
STARTING
ALWAYS
TURN
SWITCH
"OFF"
AND
REMOVE
POWER
CORD PLUG FROM
ELECTRICAL
OUTLET BEFORE REMOVING OR REPLACING BLADE.
2.
Remove table insert and release blade tension by
pulling tension lever (A) Fig. 12, forward, as shown.
3.
Insert long end of
quickset
blade
changing
wrench
(B) Fig. 12, into hole
(C)
in
upper blade holder. This will
automatically align wrench
(0)
with blade holder screw (E).
Fig. 12
4. Turn handle
(F)
Fig. 13, of
quickset
blade
changing
wrench counterclockwise to loosen blade holder screw (E)
and remove blade (G).
5.
Repeat this operation on the lower blade holder and
remove blade
6.
Insert new blade into the lower and upper blade
holders
in
the
same
manner
making certain the blade
teeth are pointing down toward the table.
7.
Apply
blade tension by
moving
tension lever (A)
Fig. 13, to the rear.
Fig. 13
8

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