Skil 2487 2587 2887,2487,2587,2887 Operating/safety Instructions Manual

Operating/Safety Instructions
Consignes de fonctionnement/sécurité Instrucciones de funcionamiento
y seguridad
2487 2587 2887
IMPORTANT: IMPORTANT : IMPORTANTE:
Read Before Using Lire avant usage Leer antes de usar
Renseignement des consommateurs
Información para el consumidor
Toll Free Number:
Appel gratuit : Número de teléfono gratuito:
1-877-SKIL999 (1-877-754-5999) http://www.skil.com
For English Parlez-vous français? ¿Habla español? See page 2 Voir page 16 Ver página 30
Read and understand all instructions. Failure to follow all instructions listed below, may result in electric shock, fire and/or serious personal injury.
SAVE THESE INSTRUCTIONS
-2-
Work Area
Keep your work area clean and well lit.
Cluttered benches and dark areas invite accidents.
Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust
. Power tools create sparks which may ignite the dust or fumes.
Keep by-standers, children, and visitors away while operating a power tool.
Distractions can cause you to lose control.
Electrical Safety
A battery operated tool with integral batteries or a separate battery pack must be recharged only with the specified charger for the battery.
A charger that may be suitable for one type of battery may create a risk of fire when used with another battery.
Use battery operated tool only with specifically designated battery pack.
Use
of any other batteries may create a risk of fire.
Personal Safety
Stay alert, watch what you are doing, and use common sense when operating a power tool. Do not use tool while tired or under the influence of drugs, alcohol, or medication.
A moment of inattention while operating power tools may result in serious personal injury.
Dress properly. Do not wear loose clothing or jewelry. Contain long hair. Keep your hair, clothing, and gloves away from moving parts.
Loose clothes, jewelry,
or long hair can be caught in moving parts.
Avoid accidental starting. Be sure switch is in the locked or off position before inserting battery pack.
Carrying tools with your finger on the switch or inserting the battery pack into a tool with the switch on invites accidents.
Remove adjusting keys or wrenches before turning the tool on.
A wrench or a key that is left attached to a rotating part of the tool may result in personal injury.
Do not overreach. Keep proper footing and balance at all times.
Proper footing and balance enable better control of the tool in unexpected situations.
Use safety equipment. Always wear eye protection.
Dust mask, non-skid safety shoes, hard hat, or hearing protection must be used for appropriate conditions.
Tool Use and Care
Use clamps or other practical way to secure and support the workpiece to a stable platform.
Holding the work by hand or against your body is unstable and may lead to loss of control.
Do not force tool. Use the correct tool for your application.
The correct tool will do the job better and safer at the rate for which it is designed.
Do not use tool if switch does not turn it on or off.
A tool that cannot be controlled with the switch is dangerous and must be repaired.
Disconnect battery pack from tool or place the switch in the locked or off position before making any adjustments, changing accessories, or storing the tool.
Such preventive safety measures reduce the risk of starting the tool accidentally.
Store idle tools out of reach of children and other untrained persons.
Tools are
dangerous in the hands of untrained users.
When battery pack is not in use, keep it away from other metal objects like: paper clips, coins, keys, nails, screws, or other small metal objects that can make a connection from one terminal to another.
Shorting the battery terminals together may cause sparks, burns, or a fire.
!
WARNING
General Safety Rules -
For All Battery Operated Tools
-3-
Safety Rules for Cordless Drills/Drivers
Maintain tools with care. Keep cutting tools sharp and clean.
Properly maintained tools with sharp cutting edge are less likely to bind and are easier to control.
Check for misalignment or binding of moving parts, breakage of parts, and any other condition that may affect the tool's operation. If damaged, have the tool serviced before using.
Many accidents are caused by poorly maintained tools.
Use only accessories that are recommended by the manufacturer for your model.
Accessories that may be
suitable for one tool may create a risk of injury when used on another tool.
Service
Tool service must be performed only by qualified repair personnel.
Service or maintenance performed by unqualified personnel may result in a risk of injury.
When servicing a tool, use only identical replacement parts. Follow instructions in the Maintenance section of this manual.
Use of unauthorized parts or failure to follow Maintenance Instructions may create a risk of shock or injury.
Hold tool by insulated gripping surfaces when performing an operation where the cutting tools may contact hidden wiring.
Contact with a “live” wire will make exposed metal parts of the tool “live” and shock the operator.
Do not drill, fasten or break into existing walls or other blind areas where electrical wiring may exist. If this situation is unavoidable, disconnect all fuses or circuit breakers feeding this worksite.
Always use auxiliary handle for maximum control over torque reaction or kick-back.
High torque 3/8" and larger chuck capacity drills are equipped with auxiliary handles.
Always wear safety goggles or eye protection when using this tool. Use a dust mask or respirator for applications which generate dust.
Secure the material being drilled. Never hold it in your hand or across legs.
Unstable support can cause the drill bit to bind causing loss of control and injury.
Disconnect battery pack from tool or place the switch in the locked or off position before making any assembly, adjustments or changing accessories
. Such preventive safety measures reduce the risk of starting the tool accidentally.
Position yourself to avoid being caught between the tool or side handle and walls
or posts.
Should the bit become bound or jammed in the work, the reaction torque of the tool could crush your hand or leg.
If the bit becomes bound in the workpiece, release the trigger immediately, reverse the direction of rotation and slowly squeeze the trigger to back out the bit.
Be ready for a strong reaction torque. The drill body will tend to twist in the opposite direction as the drill bit is rotating.
Do not grasp the tool or place your hands too close to the spinning chuck or drill bit.
Your hand may be lacerated.
When installing a drill bit, insert the shank of the bit well within the jaws of the chuck.
If the bit is not inserted deep enough, the grip of the jaws over the bit is reduced and the loss of control is increased.
Do not use dull or damaged bits and accessories.
Dull or damaged bits have a
greater tendency to bind in the workpiece.
When removing the bit from the tool avoid contact with skin and use proper protective gloves when grasping the bit or accessory.
Accessories may be hot after
prolonged use.
Check to see that keys and adjusting wrenches are removed from the drill
Battery/Charger
before switching the tool "ON". Keys or
wrenches can fly away at high velocity striking you or a bystander.
Do not run the drill while carrying it at your side.
A spinning drill bit could become
entangled with clothing and injury may result.
This tool may be used with sanding and polishing disks, grinding wheels, wire wheel and wire cup brushes. These accessories must be rated for at least the speed recommended on the tool warning label.
Wheels and other accessories running over rated speed can fly apart and cause injury.
Avoid bouncing and snagging the wheels, discs or brushes especially when working corners, sharp edges, etc.
This can cause
loss of control and kickback.
Use a stud sensor to determine where studs may be located. The stud sensor may also be able to detect other objects hidden in a wall such as conduit, gas or water pipes. If you are uncertain about the work area call the local utility company for assistance before beginning
the project.
Striking or cutting into a gas line will result in explosion. Water entering an electrical device may cause electrocution. Cutting into live electrical wiring may cause a shock hazard.
Some dust created by
power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are:
• Lead from lead-based paints,
• Crystalline silica from bricks and cement
and other masonry products, and
• Arsenic and chromium from chemically-
treated lumber.
Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure to these chemicals: work in a well ventilated area, and work with approved safety equipment, such as those dust masks that are specially designed to filter out microscopic particles.
-4-
Before using battery charger, read all instructions and cautionary markings on (1) battery charger, (2) battery pack, and (3) product using battery.
Use only the charger which accompanied your product or direct replacement as listed in the catalog or this manual.
Do not substitute any other charger. Use only Skil approved chargers with your product. See Functional Description and Specifications.
Do not disassemble charger or operate the charger if it has received a sharp blow, been dropped or otherwise damaged in any way. Replace damaged cord or plugs immediately.
Incorrect reassembly or
damage may result in electric shock or fire.
Do not recharge battery in damp or wet environment. Do not expose charger to rain or snow. If battery case is cracked or otherwise damaged, do not insert into charger.
Battery short or fire may result.
Charge only Skil approved rechargeable batteries.
See Functional Description and Specifications. Other types of batteries may burst causing personal injury and damage.
Charge battery pack in temperatures above +40 degrees F (4 degrees C) and below +105 degrees F (41 degrees C). Store tool and battery pack in locations where temperatures will not exceed 120 degrees F (49 degrees C).
This is important to prevent serious damage to the battery cells.
Battery leakage may occur under extreme usage or temperature conditions. Avoid contact with skin and eyes.
The battery liquid is caustic and could cause chemical burns to tissues. If liquid comes in contact with skin, wash quickly with soap and water, then with lemon juice or vinegar. If the liquid contacts your eyes, flush them with water for a minimum of 10 minutes and seek medical attention.
!
WARNING
-5-
When batteries are not in tool or charger, keep them
away from metal objects.
For example, to
protect terminals from shorting
DO NOT
place batteries in a tool box or pocket with
nails, screws, keys, etc. Fire or injury may result.
DO NOT PUT BATTERIES INTO FIRE OR EXPOSE TO HIGH HEAT.
They may
explode.
Do not attempt to disas-
semble the battery or remove any component projecting from the battery terminals.
Fire or injury may result. Prior to disposal, protect exposed terminals with heavy insulating tape to prevent shorting.
NICKEL-CADMIUM BATTERIES
If equipped with a nickel-cadmium battery, the battery must be collected, recycled or disposed of in an environmentally sound manner.
“The EPA certified RBRC Battery Recycling Seal on the nickel-cadmium (Ni-Cd) battery indicates Robert Bosch Tool Corporation is
voluntarily participating in an industry program to collect and recycle these batteries at the end of their useful life, when taken out of service in the United States or
Canada. The RBRC program provides a convenient alterative to placing used Ni-Cd batteries into the trash or the municipal waste stream, which may be illegal in your area.
Please call 1-800-8-BATTERY for information on Ni-Cd battery recycling and disposal bans/restrictions in your area, or return your batteries to a Skil/Bosch/Dremel Service Center for recycling. Robert Bosch Tool Corporation’s involvement in this program is part of our commitment to preserving our environment and conserving our natural resources.”
NICKEL-METAL HYDRIDE
BATTERIES
If equipped with a nickel-metal hydride battery, the battery can be disposed of in a municipal solid waste stream.
!
WARNING
!
WARNING
Battery Care
Battery Disposal
Place charger on flat non-flammable surfaces and away from flammable materials when re-charging battery pack.
The charger and battery pack heat during charging. Carpeting and other heat insulating surfaces block proper air circulation which may cause overheating of the charger and battery pack. If smoke or melting of the case
are observed unplug the charger immediately and do not use the battery pack or charger.
Use of an attachment not recom­mended or sold by Skil may result in a risk of fire, electric shock or injury to persons.
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IMPORTANT: Some of the following symbols may be used on your tool. Please study them
and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer.
Symbol Name Designation/Explanation
V Volts Voltage (potential)
A Amperes Current
Hz Hertz Frequency (cycles per second)
W Watt Power
kg Kilograms Weight
min Minutes Time
s Seconds Time
Diameter Size of drill bits, grinding wheels, etc.
n
0
No load speed Rotational speed, at no load
.../min Revolutions or reciprocation per minute Revolutions, strokes, surface speed,
orbits etc. per minute
0 Off position Zero speed, zero torque...
1, 2, 3, ... Selector settings Speed, torque or position settings.
I, II, III, Higher number means greater speed
Infinitely variable selector with off Speed is increasing from 0 setting
Arrow Action in the direction of arrow
Alternating current Type or a characteristic of current
Direct current Type or a characteristic of current
Alternating or direct current Type or a characteristic of current
Class II construction Designates Double Insulated
Construction tools.
Earthing terminal Grounding terminal
Warning symbol Alerts user to warning messages
Ni-Cad RBRC seal Designates Ni-Cad battery recycling
program
Symbols
A
0
A
A
0
A
This symbol designates that this tool is listed by Underwriters Laboratories.
This symbol designates that this tool is listed by the Canadian Standards Association.
This symbol designates that this tool is listed to Canadian Standards by Underwriters Laboratories.
This symbol
designates that this tool complies to NOM Mexican Standards.
This symbol designates that this tool is listed by Underwriters Laboratories, and listed to Canadian Standards by Underwriters Laboratories.
Disconnect battery pack from tool or place the switch in the locked or off position before making any assembly, adjustments or changing
accessories
. Such preventive safety measures reduce the risk of starting the tool
accidentally.
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7
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Functional Description and Specifications
!
WARNING
BATTERY
RELEASE BUTTON
BATTERY PACK
RUBBERIZED GRIP
VENTILATION OPENINGS
VARIABLE SPEED TRIGGER SWITCH
KEYLESS
CHUCK
REVERSING
SWITCH LEVER
FIG. 1
ADJUSTABLE
CLUTCH
CHUCK
SLEEVE
* STUD FINDER
* BIT STORAGE COMPARTMENT
& QUICK REFERENCE GAUGE
* SITE-LIGHT™
* AUXILIARY HANDLE
GEAR SHIFTER
* FORWARD/REVERSE
INDICATOR LIGHTS
BIT AND
STORAGE AREA
* CHARGED CONDITION
INDICATOR LIGHTS
* BUTTON
* NOT AVAILABLE ON ALL MODELS
Tool
Model number 2487 2587 2887 Voltage rating 12 V 14.4 V 18 V Chuck size
3/8"
3/8" 3/8"
Maximum Capacities
Screw sizes #10 x 4" #12 x 4" 3/8" x 4" Mild metal 3/8" 3/8" 1/2" Hard wood 1/2" 9/16" 5/8" Soft wood 3/4" 1" 1-1/8"
Battery pack SB12A SB14A SB18A Charger SC114 or SC312 SC114 or SC314 SC118 or SC318
Voltage rating (all models) 120 V 60 Hz
NOTE: For tool specifications refer to the nameplate on your tool.
Cordless Drills/Drivers
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Operating Instructions
VARIABLE SPEED CONTROLLED
TRIGGER SWITCH
Your tool is equipped with a variable speed trigger switch. The tool speed can be controlled from the minimum to the maximum nameplate RPM by the pressure you apply to the trigger. Apply more pressure to increase the speed and release pressure to decrease speed. This accurate speed control enables you to drill without center punching. It also permits you to use as a power screwdriver. Bits are available for driving screws as well as running bolts and nuts.
FORWARD/REVERSING LEVER &
TRIGGER LOCK
Your tool is equipped with a forward/ reversing lever and trigger lock located above the trigger (Fig. 1). This lever was designed for changing rotation of the chuck, and for locking the trigger in an “OFF” position to help prevent accidental starts and accidental battery discharge.
* FORWARD/REVERSE INDICATOR LIGHTS
Your tool is equipped with lights which indicates the rotation of the chuck.
For forward rotation, (with chuck pointed away from you) move the lever to the far left and the green indicator will light up.
For reverse rotation move the lever to the far right and the red indicator light will light up .
To activate trigger lock move lever to the center off position.
Do not change direction of rotation until the tool
comes to a complete stop.
Shifting during rotation of the chuck can cause damage to the tool.
ADJUSTABLE CLUTCH
Your tool features 26 clutch settings. Output torque will increase as the clutch ring, is rotated from 1 to 25. The drill “ ” position will lock up the clutch to permit drilling and driving heavyduty work, and also enables bits to be changed quickly and easily in the keyless chuck.
BRAKE
When the trigger switch is released it activates the brake to stop the chuck quickly.
This is especially useful in the repetitive driving and removal of screws.
GEAR SHIFTING
Your tool is equipped with two separate gear ranges, low gear and high gear. Low gear provides high-torque and slower drilling speeds for heavy duty work or for driving screws. High gear provides faster speeds for drilling lighter work. To change speeds slide switch, to the high or low position.
* AUXILIARY HANDLE
The auxiliary handle will provide additional control, support and guidance for the tool. The handle can be positioned on either side of the tool. To mount, insert mounting bolt into mounting hole, and simply thread handle onto bolt until tight.
* SITE-LIGHT™
Your tool is also equipped with a light that turns on automatically when the switch is activated for better visibility during operation.
The Site-Light™ is maintenance free and was designed to last the life of your tool.
* BATTERY CHARGED CONDITION
INDICATOR
The battery is equipped with a charged condition indicator (Fig.1). The indicator lights shows the charged condition of the battery during the working process.
By pressing the button ON, the charged condition can also be checked when the battery is removed or when the machine is not in use.
• • • When all three lights are illuminated, this indicates the batter pack is fully Charged.
• • When only two lights illuminate, this indicates the batter pack is partially charged.
When only one light illuminates, this indicates the battery pack is slightly charged.
When no lights illuminate, this indicates the battery pack is completely discharged.
!
CAUTION
* NOT AVAILABLE ON ALL MODELS
INSERTING BITS
Move reverse switch lever to the center “OFF” position. Remove battery pack and rotate the clutch ring to the drill bit symbol “ ”. Rotate the chuck sleeve counter­clockwise viewing from chuck end, and open chuck to approximate drill bit diameter. Insert a clean bit up to the drill bit flutes for small bits, or as far as it will go for large bits. Close chuck by rotating the chuck sleeve clockwise and securely tighten by hand (Fig. 2).
Do not use the power of the drill while grasping
chuck to loosen or tighten bit.
Friction burn or hand injury is possible if attempting to grasp the spinning chuck.
REMOVING CHUCK
Rotate the clutch ring to the drill bit symbol “ ”. Open the chuck all the way, remove left-hand thread screw inside chuck
by turning it clockwise. Insert the short arm of a 3/8" hex key wrench and close jaws on flats of wrench. Strike long arm of wrench sharply counterclockwise, remove wrench and unthread chuck from spindle (Fig. 2).
INSTALLING CHUCK
Always keep the spindle threads, the threads of the chuck and securing screw free of debris. To install a chuck, reverse “removing the chuck” procedure.
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CLOCKWISE
COUNTER
CLOCKWISE
CHUCK
SLEEVE
FIG. 2
* DRILL BIT STORAGE COMPARTMENT
AND QUICK REFERENCE GAUGE
Your tool may be equipped with a bit storage compartment and quick reference gauge located on top of your tool (Fig. 3).
To remove, simply slide off the housing towards the back of the tool.
The quick reference gauge will allow you to identify the size of drill bits, and standard or metric screws.
Hex bits can be slid in from the front for storage.
FIG. 3
QUICK REFERENCE
GAUGE
BIT STORAGE
COMPARTMENT
* STUD FINDER
Your tool may be equipped with a stud finder located on top of your tool.
To remove, simply slide off the housing towards the back of the tool.
Before first use, open the battery compartment door and remove the protective plastic insert from between the batteries. Assure proper battery placement as shown in the compartment and replace the door (Fig.
4). Your stud finder uses four L1154 button cell batteries.
FIG. 4
BATTERIES
DOOR
PROTECTIVE
PLASTIC INSERT
!
WARNING
To use, place stud finder flat against the wall with LEDS pointing up. Be sure to keep your fingers below the line on the stud finder to avoid false readings (Fig. 5).
Push and hold button to calibrate and activate unit (Green LED) (Fig. 5). Slowly slide unit horizontally across the wall without picking up or tilting.
The yellow LED indicates you are approaching a stud.
The red LED indicates stud edge. Mark this spot.
With the button still depressed, continue sliding the stud finder in the same direction until the red LED turns off. This is the studs other edge. Mark this spot.
The midpoint of the two marks is the center of the stud.
A fault has occurred when all three LEDS flash . To correct, simply restart the circuit.
Stud finders can detect
other objects besides studs, such as electrical wiring and metal/plastic pipes.
Contact with a “live” wire will make exposed metal parts of the tool “live” and shock the operator.
(Studs are normally spaced 16 or 24 inches apart and are 1-1/2" wide. Beware of anything closer together or of a different width.) Always turn off power when working near electrical wires.
INDICATOR LIGHT
BATTERY PACK
CHARGER
FIG. 6
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FIG. 5
!
WARNING
BUTTON
RED LED
LINE
YELLOW LED
GREEN LED
RELEASING AND INSERTING
BATTERY PACK
Release battery pack from tool by pressing the battery release button and sliding pack out of handle base (Fig. 1). To insert battery, align battery and slide battery pack into tool until it locks into position. Do not force.
CHARGING BATTERY PACK
(STANDARD CHARGER)
Plug charger cord into your standard power outlet, then slide battery pack into charger (Fig. 6). The charger’s green light will turn
“ON”. The green light remains ‘‘ON’’ as long as charger is plugged in, and does not shut off.
After normal usage, the battery pack requires approximately 3 hours or less charging time to become fully charged. If the battery pack is run-down completely, it may require up to 5 hours charging time to become fully charged.
When the battery pack is fully charged, unplug the charger (unless you're charging another battery pack) and slide the battery pack back into the tool handle.
Plug charger cord into your standard power outlet, then slide the battery pack into charger (Fig. 7).
The charger’s green indicator will begin to “BLINK”. This indicates that the battery is receiving a fast charge. Fast-charging will automatically stop when the battery pack is fully charged.
When the indicator light stops “BLINKING” (and becomes a steady green light) fast charging is complete.
When you begin the charging process of the battery pack, a steady green light could also mean the battery pack is too hot or too cold.
The purpose of the light is to indicate that the battery pack is fast-charging. It does not indicate the exact point of full charge. The light will stop blinking in less time if the battery pack was not completely discharged.
When the battery pack is fully charged, unplug the charger (unless you're charging another battery pack) and slip the battery pack back into the tool handle.
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11
-
CHARGING BATTERY PACK (FAST CHARGER)
INDICATOR
LIGHT
CHARGER
BATTERY PACK
FIG. 7
IMPORTANT CHARGING NOTES
1. The battery pack accepts only about 80% of its maximum capacity with its first few charge cycles. However, after the first few charge cycles, the battery will charge to full capacity.
2. The charger was designed to fast charge the battery only when the battery temperature is between 40˚F (4˚C) and 105˚F (41˚C).
3. A substantial drop in operating time per charge may mean that the battery pack is nearing the end of its life and should be replaced.
4. If you anticipate long periods (i.e. a month or more) of non-use of your tool, it is best to run your tool down until it is fully discharged before storing your battery pack. After a long period of storage, the capacity at first recharge
will be lower. Normal capacity will be restored in two or three charge/discharge cycles. Remember to unplug charger during storage period.
5. If battery does not charge properly: a. Check for voltage at outlet by plugging
in some other electrical device.
b. Check to see if outlet is connected to a
light switch which turns power “off” when lights are turned off.
c. Check battery pack terminals for dirt.
Clean with cotton swab if necessary.
d.
If you still do not get proper charging, take or send tool, battery pack and charger to your local Skil Service Center.
Note: Use of charger’s or battery packs not sold by Skil will void the warranty.
MOUNTING CHARGER TO
A VERTICAL SURFACE
For convenience, your charger was designed so it may be used on a flat horizontal surface, or it may be mounted onto a vertical surface. The mounting clip also features a bit storage on top of the clip.
1. Select mounting location near a electrical outlet so that the plug will reach the outlet. Check for studs or other support.
2. Using a pencil, mark two places on the surface in a vertical line about 3/4" apart.
3. Secure mounting clip to the vertical surface using two #8 round head screws (Fig. 8).
4. Remove battery pack from charger before mounting.
5. Insert handle of charger into the mounting clip in the horizontal position (Fig 9).
6. Gently lower the charger into the vertical position until it lays flat against the vertical surface and locks the charger into the mounting the clip (Fig. 10).
7. To remove charger when desired, raise the charger back into the horizontal position to unlock the charger, then remove charger from the mounting clip (Fig. 10).
8. To charge the battery pack, simply slide battery pack into charger (Fig. 11).
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12
-
Mounting Charger
VERTICAL
SURFACE
MOUNTING
CLIP
#8 ROUND
HEAD WOOD
SCREWS
CHARGER
TO LOCK
MOUNTING
CLIP
TO
UNLOCK
BATTERY
PACK
CHARGER
BIT STORAGE
COMPARTMENT
FIG. 8 FIG. 9
FIG. 10
FIG. 11
DRILL BITS
Always inspect drill bits for excessive wear. Use only bits that are sharp and in good condition.
TWIST BITS: Available with straight and reduced shanks for wood and light duty metal drilling. High speed bits cut faster and last longer on hard materials.
CARBIDE TIPPED BITS: Used for drilling stone, concrete, plaster, cement and other unusually hard nonmetals. Use continuous heavy feed pressure when employing carbide tip bits.
DRILLING WOOD
Be certain workpiece is clamped or anchored firmly. Always apply pressure in a straight line with the drill bit. Maintain enough pressure to keep the drill “biting”.
When drilling holes in wood, twist bits can be used. Twist bits may overheat unless pulled out frequently to clear chips from flutes.
Use a “back-up” block of wood for work that is likely to splinter, such as thin materials.
You will drill a cleaner hole if you ease up on the pressure just before the bit breaks through the wood. Then complete the hole from the back side.
You will extend the life of your bits and do neater work if you always put the bit in contact with the work before pulling the trigger. During the operation, hold the tool firmly and exert light, steady pressure. Too much pressure at low speed will stall the tool. Too little pressure will keep the bit from cutting and cause excess friction by sliding over the surface. This can be damaging to both tool and bit.
DRILLING WITH VARIABLE SPEED
The trigger controlled variable speed feature will eliminate the need for center punches in hard materials. The variable speed trigger allows you to slowly increase RPM. By using a slow starting speed, you are able to keep the bit from “wandering”. You can increase the speed as the bit “bites” into the work by squeezing the trigger.
DRIVING WITH VARIABLE SPEED
Variable speed drills will double as a power screwdriver by using a screwdriver bit in the drill mode. The technique is to start slowly, increasing the speed as the screw runs down. Set the screw snugly by slowing to a stop. Prior to driving screws, pilot and clearance holes should be drilled.
FASTENING WITH SCREWS
This procedure shown in (Fig. 12) will enable you to fasten materials together with your Cordless Drill/Screwdriver without stripping, splitting or separating the material.
First, clamp the pieces together and drill the first hole 2/3 the diameter of the screw. If the
material is soft, drill only 2/3 the proper length. If it is hard, drill the entire length.
Second, unclamp the pieces and drill the second hole the same diameter as the screw shank in the first or top piece of wood.
Third, if flat head screw is used, countersink the hole to make the screw flush with the surface. Then, simply apply even pressure when driving the screw. The screw shank clearance hole in the first piece allows the screw head to pull the pieces tightly together.
The adjustable screw drill accessory will do all of these operations quickly and easily. Screw drills are available for screw sizes No. 6, 8, 10 and 12.
2. Drill same diameter as screw shank.
3. Countersink same diameter as screw head.
1. Drill 2/3 diameter and 2/3 of screw length for soft materials, full length for hard materials.
Adjustable
Screw
Drill
Screw
Apply a slight even pressure when driving screws.
FASTENING WITH SCREWS
FIG. 12
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13
-
Operating Tips
DRILLING METAL
There are two rules for drilling hard materials. First, the harder the material, the greater the pressure you need to apply to the tool. Second, the harder the material, the slower the speed. Here are a couple of tips for drilling in metal. Lubricate the tip of the bit occasionally with cutting oil except when drilling soft metals such as aluminum, copper or cast iron. If the hole to be drilled is fairly large, drill a smaller hole first, then enlarge to the required size, it’s often faster in the long run. Maintain enough pressure to assure that the bit does not just spin in the hole. This will dull the bit and greatly shorten its life.
DRILLING MASONRY
Soft materials such as brick are relatively easy to drill. Concrete however, will require much
more pressure to keep the bit from spinning. Be sure to use carbide tip bits for all masonry work.
Before using an accessory,
be certain that its maximum safe operating speed is not exceeded by the nameplate speed of the tool. Do not exceed the recommended wheel diameter.
RUNNING NUTS AND BOLTS
Variable speed control must be used with caution for driving nuts and bolts with socket set attachments. The technique is to start slowly, increasing speed as the nut or bolt runs down. Set the nut or bolt snugly by slowing the drill to a stop. If this procedure is not followed, the tool will have a tendency to torque or twist in your hands when the nut or bolt seats.
!
WARNING
-14-
Service
NO USER SERVICEABLE
PARTS INSIDE. Preventive maintenance performed by unauthorized personnel may result in misplacing of internal wires and components which could cause serious hazard.
We recom­mend that all tool service be performed by a Skil Factory Service Center or Authorized Skil Service Station. SERVICEMEN: Disconnect tool and/or charger from power source before servicing.
BATTERIES Be alert for battery packs that are nearing their end of life.
If you notice decreased tool performance or significantly shorter running time between charges then it is time to replace the battery pack. Failure to do so can cause the tool to operate improperly or damage the charger.
Long term battery storage should be in the discharged state.
Battery packs last longer and re-charge better when they are stored discharged. Remember to fully re­charge battery packs before using after prolonged storage.
TOOL LUBRICATION
Your Skil tool has been properly lubricated and is ready for use.
D.C. MOTORS
The motor in your tool has been engineered for many hours of dependable service. To maintain peak efficiency of the motor, we recommend it be examined every six months. Only a genuine Skil replacement motor specially designed for your tool should be used.
Cleaning
To avoid accidents, always
disconnect the tool and/or charger from the power supply before cleaning.
The tool may be cleaned most
effectively with compressed dry air.
Always wear safety goggles when cleaning tools with compressed air.
Ventilation openings and switch levers must be kept clean and free of foreign matter. Do not attempt to clean by inserting pointed objects through opening.
Certain cleaning agents and solvents damage
plastic parts.
Some of these are: gasoline, carbon tetrachloride, chlorinated cleaning solvents, ammonia and household detergents that contain ammonia.
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WARNING
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WARNING
Maintenance
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CAUTION
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