Ryobi SC155VS Operator'S Manual Download Page 15

Page 15

ON/OFF KNOB WITH VARIABLE SPEED

See Figure 18.

Your scroll saw has an easy access On/Off knob with
variable speed.

Pull the knob out to turn ON the saw, and push the knob
in to turn OFF the saw.

Note: After saw is turned on, a hesitation before blade

movement is normal.

WARNING:

Never leave the saw unattended until the blade has come
to a complete stop to prevent serious personal injury.

This scroll saw is designed to cut wood, wood composition
products, plastic, and nonferrous metals (aluminum, brass,
copper).

GENERAL OPERATION

Please read and understand the following items concerning
your scroll saw before attempting to use the saw.

There is a learning curve for each person who wants to
use this saw. During that period of time it is expected that
some blades will break until you learn how to use and
adjust the saw.

Allow the saw to cut material by guiding the workpiece into
the blade as it moves. Do not force the work.

The blade teeth cut material only on the down stroke.

You must guide the workpiece into the blade slowly
because the teeth of the blade are very small and can only
remove material on the down stroke.

Scroll saw blades wear out and must be replaced fre-
quently for best cutting results. Scroll saw blades gener-
ally stay sharp for 1/2 hour to 2 hours of cutting, depend-
ing on type of material and speed of operation.

To get accurate cuts, be prepared to compensate for the
blade's tendency to follow the wood grain as you are
cutting wood.

In cutting wood, best results are achieved when cutting
wood less than one inch thick.

When cutting wood thicker than one inch, the user must
guide the workpiece very slowly into the blade and take
extra care not to bend or twist the blade while cutting.

When choosing a blade to use with your scroll saw,
consider the following carefully:

• Very fine, narrow blades should be used to scroll cut in

thin material 1/4 in. thick or less.

• Most blade packages state the size or thickness and

type of material which that blade is intended to cut.
Package should also state the radius, or size of curve,
which can be cut with that blade.

• Wider blades cannot cut curves as tight or small as

thinner blades.

Blades wear faster:

• When cutting plywood and other laminates.

• When cutting material thicker than 3/4 in.

• When cutting hardwood.

• When side pressure is applied to the blade.

By turning the knob, the variable speed control may be
adjusted from the high speed of approximately 1550 SPM
(Strokes Per Minute) to the low speed of approximately
400 SPM. Suggested speeds are identified under Choice
of Blade and Speed, page 17. Turn the On/Off knob to the
right or clockwise to increase strokes per minute and to
the left or counterclockwise to reduce the strokes per
minute.

OPERATION

ON/OFF KNOB

Fig. 18

LOCK

OFF POST

Summary of Contents for SC155VS

Page 1: ...ntire operator s manual before using your new scroll saw Pay close attention to the Rules for Safe Operation Warnings and Cautions If you use your scroll saw properly and only for what it is intended...

Page 2: ...ur new saw Pay close attention to the Rules For Safe Operation and all Safety Alert Symbols including Danger Warning and Caution If you use your saw properly and only for what it is intended you will...

Page 3: ...use power tools near gasoline or other flammable liquids in damp or wet locations or expose them to rain Keep the work area well lit KEEP CHILDREN AND VISITORS AWAY All visitors should wear safety gl...

Page 4: ...arts saw stability mounting and any other conditions that may affect its operation A guard or other part that is damaged must be properly repaired or replaced by a qualified service technician at an a...

Page 5: ...e blade ALWAYS make sure you have good balance Do not cut pieces of material that are too small to hold comfortably in your hand REPLACEMENT PARTS All repairs whether electrical or mechanical should b...

Page 6: ...al voltage drop will cause a loss of power and the motor will overheat If the saw does not operate when plugged into an outlet double check the power supply GROUNDING INSTRUCTIONS In the event of a ma...

Page 7: ...e thinner pieces Resin A sticky sap base substance that has hardened Ripping A cutting operation along the length of the workpiece Saw Blade Path The area directly in line over under behind or in fron...

Page 8: ...placed Failure to do so could result in possible serious personal injury Do not discard the packing materials until you have carefully inspected the saw identified all parts and satisfactorily operate...

Page 9: ...ned to retain and position pin type blades Convenient knobs T handle wrench and blade changing rod are used for plain end blades BLADE TENSION KNOBS Blade tension is controlled by a dual knob tension...

Page 10: ...bench holes should be drilled through the supporting surface of the workbench using dimensions illustrated Each hole in the base of the saw should be bolted securely using 5 16 in diameter machine bol...

Page 11: ...orkpiece and to direct air to the cutting surface CLAMPING SCROLL SAW TO WORKBENCH See Figure 6 If the scroll saw is to be used in a portable application we recommend that you fasten it permanently to...

Page 12: ...y for best cutting results Expect to break some blades while you learn to use and adjust your saw Blades generally stay sharp for 1 2 hour to 2 hours of cutting depending on type of material and speed...

Page 13: ...e location of both the V notch and chamfer on each Carefully loosen lower blade knob until blade holder block can be removed Flip blade holder block 180 then rotate V notch up 90 as shown in figure 13...

Page 14: ...quick release knob can be either released or engaged while making adjustments with the ten sion adjusting knob Rotate quick release knob to the right or clockwise 1 4 turn to engage tension before us...

Page 15: ...utting depend ing on type of material and speed of operation To get accurate cuts be prepared to compensate for the blade s tendency to follow the wood grain as you are cutting wood In cutting wood be...

Page 16: ...injury INTERIOR SCROLL CUTTING See Figure 20 One of the features of a scroll saw is that it can be used to make scroll cuts on the interior of a board without breaking or cutting through the edge or...

Page 17: ...e another person as a substitute for a table extension or as additional support for a workpiece or to help feed support or pull the workpiece When cutting an irregularly shaped workpiece plan your wor...

Page 18: ...he workpiece and related support devices off the table before plugging into power and turning the saw on PLAN THE WAY YOU WILL HOLD THE WORKPIECE FROM START TO FINISH Do not hand hold pieces so small...

Page 19: ...tension 2 Feeding too quickly 3 Wrong blade 4 Blade twisting in wood 1 Improper mounting of saw 2 Mounting surface 3 Loose table or table resting against motor 4 Loose motor mounting 1 Blade tension r...

Page 20: ...in SCROLL SAW MODEL NUMBER SC155VS 1 2 3 4 5 6 7 8 9 11 10 12 13 14 15 16 17 18 20 19 21 22 23 26 27 28 29 30 31 32 33 25 24 34 35 35 34 37 38 38 19 37 43 42 39 40 41 44 45 46 47 48 49 50 46 45 53 52...

Page 21: ...ge 1 33 105019003 Arm Cover 1 34 104030006 Shoulder Bolt 2 35 380314300 Spring Washer 2 36 105016005 Lower Arm 1 37 420010501 Roll Pin M5 x 14 2 38 981395001 Wing Knob 2 39 101004200 Lower Blade Holde...

Page 22: ...Page 22 RYOBI 16 in SCROLL SAW MODEL NUMBER SC155VS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 24 25 23 26 27 28 29 30 31 15 32 33 34 35 36 37 38 39 40 39 34 37 41 42 43 34 FIGURE B...

Page 23: ...981378001 Screw M5 x 12 Pan Hd 5 16 981375001 Control Box Cover 1 17 981372001 PC Board Assembly 1 18 979798001 Gasket 1 19 981376001 Control Box 1 20 981373001 Switch Knob 1 21 981370001 Switch Label...

Page 24: ...extension cord inspect it for loose or exposed wires and cut or worn insulation Ampere rating on tool data plate 0 2 0 2 1 3 4 3 5 5 0 5 1 7 0 7 1 12 0 12 1 16 0 Cord Length Wire Size A W G 25 16 16 1...

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