Ryobi Drill HP412 User Guide

OPERATOR’S MANUAL  
CORDLESS DRILL-DRIVER  
HP496 — 9.6 VOLT  
HP412 — 12 VOLT  
Your cordless drill-driver has been engineered and manufactured to Ryobi’s high standard for dependability, ease of opera-  
tion, and operator safety. When properly cared for, it will give you years of rugged, trouble-free performance.  
WARNING: To reduce the risk of injury, the user must read and understand the operator’s manual before using  
this product.  
Thank you for buying a Ryobi product.  
SAVE THIS MANUAL FOR FUTURE REFERENCE  
 
GENERAL SAFETY RULES  
nDo not overreach. Keep proper footing and balance  
WARNING!  
at all times. Proper footing and balance enable better  
control of the tool in unexpected situations.  
READ AND UNDERSTAND ALL INSTRUCTIONS. Fail-  
ure to follow all instructions listed below, may result in  
electric shock, fire and/or serious personal injury.  
nUse safety equipment. Always wear eye protection.  
Dust mask, non-skid safety shoes, hard hat, or hearing  
protection must be used for appropriate conditions.  
nDo not wear loose clothing or jewelry. Contain long  
hair. Loose clothes, jewelry, or long hair can be drawn  
into air vents.  
SAVE THESE INSTRUCTIONS  
WORK AREA  
nDo not use on a ladder or unstable support. Stable  
footing on a solid surface enables better control of the  
tool in unexpected situations.  
nKeep your work area clean and well lit. Cluttered  
benches and dark areas invite accidents.  
nDo not operate power tools in explosive atmo-  
spheres, such as in the presence of flammable  
liquids, gases, or dust. Power tools create sparks which  
may ignite the dust or fumes.  
nKeep bystanders, children, and visitors away while  
operating a power tool. Distractions can cause you to  
lose control.  
TOOL USE AND CARE  
nUse clamps or other practical way to secure and sup-  
port the workpiece to a stable platform. Holding the  
work by hand or against your body is unstable and may  
lead to loss of control.  
nDo 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.  
nDo 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.  
nDisconnect battery pack from tool or place the switch  
in the locked or off position before making any adjust-  
ments, changing accessories, or storing the tool. Such  
preventive safety measures reduce the risk of starting the  
tool accidentally.  
nStore idle tools out of reach of children and other  
untrained persons. Tools are dangerous in the hands  
of untrained users.  
nWhen 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.  
nMaintain tools with care. Keep cutting tools sharp  
and clean. Properly maintained tools with sharp  
cutting edges are less likely to bind and are easier to  
control.  
nCheck 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.  
ELECTRICAL SAFETY  
nA 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.  
nUse battery operated tool only with specifically  
designated battery pack. Use of any other batteries  
may create a risk of fire.  
nUse battery only with charger listed.  
MODEL  
HP496  
HP412  
BATTERY PACK  
130269002, 130269014  
130269003, 130269012  
CHARGER  
140295002  
140295003  
nDo not abuse the cord. Never use the cord to carry  
the charger. Keep cord away from heat, oil, sharp  
edges, or moving parts. Replace damaged cords  
immediately. Damaged cords may create a fire.  
PERSONAL SAFETY  
nStay 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.  
nDress 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.  
nAvoid 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 ac-  
cidents.  
nRemove 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.  
nUse 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.  
n Keep the tool and its handle dry, clean and free from  
oil and grease. Always use a clean cloth when clean-  
ing. Never use brake fluids, gasoline, petroleum-based  
products, or any strong solvents to clean your tool. Fol-  
lowing this rule will reduce the risk of loss of control and  
deterioration of the enclosure plastic.  
3
 
GENERAL SAFETY RULES  
nWhen servicing a tool, use only identical replacement  
SERVICE  
parts. Follow instructions in the Maintenance section  
of this manual. Use of unauthorized parts or failure to fol-  
low Maintenance Instructions may create a risk of shock  
or injury.  
nTool service must be performed only by qualified re-  
pair personnel. Service or maintenance performed by  
unqualified personnel may result in a risk of injury.  
SPECIFIC SAFETY RULES  
nHold tool by insulated gripping surfaces when per- nDo not place battery tools or their batteries near fire  
forming an operation where the cutting tool may con-  
tact hidden wiring. Contact with a “live” wire will also  
make exposed metal parts of the tool “live” and shock  
the operator.  
or heat. This will reduce the risk of explosion and pos-  
sibly injury.  
nNever use a battery that has been dropped or  
received a sharp blow. A damaged battery is subject to  
explosion. Properly dispose of a dropped or damaged  
battery immediately.  
nKnow your power tool. Read operator’s manual care-  
fully. Learn its applications and limitations, as well  
as the specific potential hazards related to this tool.  
Following this rule will reduce the risk of electric shock,  
fire, or serious injury.  
nBatteries vent hydrogen gas and can explode in the  
presence of a source of ignition, such as a pilot light.  
To reduce the risk of serious personal injury, never use  
any cordless product in the presence of open flame. An  
exploded battery can propel debris and chemicals. If  
exposed, flush with water immediately.  
nAlways wear safety glasses with side shields.  
Everyday glasses have only impact resistant lenses. They  
are NOT safety glasses. Following this rule will reduce  
the risk of eye injury.  
nDo not charge battery tool in a damp or wet  
location. Following this rule will reduce the risk of electric  
shock.  
nProtect your lungs. Wear a face or dust mask if the  
operation is dusty. Following this rule will reduce the  
risk of serious personal injury.  
nFor best results, your battery tool should be charged  
in a location where the temperature is more than  
50°F but less than 100°F. Do not store outside or in  
vehicles.  
nProtect your hearing. Wear hearing protection during  
extended periods of operation. Following this rule will  
reduce the risk of serious personal injury.  
nBattery tools do not have to be plugged into an elec- nUnder extreme usage or temperature conditions, bat-  
trical outlet; therefore, they are always in operating  
condition. Be aware of possible hazards when not  
using your battery tool or when changing accessories.  
Following this rule will reduce the risk of electric shock,  
fire, or serious personal injury.  
tery leakage may occur. If liquid comes in contact with  
your skin, wash immediately with soap and water, then  
neutralize with lemon juice or vinegar. If liquid gets  
into your eyes, flush them with clean water for at least  
10 minutes, then seek immediate medical attention.  
Following this rule will reduce the risk of serious personal  
injury.  
4
 
SAFETY RULES FOR CHARGER  
nAn extension cord should not be used unless  
WARNING!  
absolutely necessary. Use of improper extension  
cord could result in a risk of fire and electric shock. If  
extension cord must be used, make sure:  
READ AND UNDERSTAND ALL INSTRUCTIONS.  
Failure to follow all instructions listed below, may result in  
electric shock, fire and/or serious personal injury.  
a. That pins on plug of extension cord are the  
same number, size and shape as those of  
plug on charger.  
nBefore using battery charger, read all instructions and  
cautionary markings in this manual, on battery charger,  
battery, and product using battery to prevent misuse of  
the products and possible injury or damage.  
b. That extension cord is properly wired and in  
good electrical condition; and  
c. That wire size is large enough for AC ampere  
rating of charger as specified below:  
CAUTION:  
Cord Length (Feet)  
Cord Size (AWG)  
25'  
16  
50'  
16  
100'  
16  
To reduce the risk of electric shock or damage to  
the charger and battery, charge only nickel-cadmium  
rechargeable batteries as specifically designated on your  
charger. Other types of batteries may burst, causing per-  
sonal injury or damage.  
NOTE: AWG = American Wire Gauge  
nDo not operate charger with a damaged cord or  
plug, which could cause shorting and electric shock. If  
damaged, have the charger replaced by an authorized  
serviceman.  
nDo not use charger outdoors or expose to wet or damp  
conditions. Water entering charger will increase the risk  
of electric shock.  
nDo not operate charger if it has received a sharp blow,  
been dropped, or otherwise damaged in any way. Take  
it to an authorized serviceman for electrical check to  
determine if the charger is in good working order.  
nUse of an attachment not recommended or sold by the  
battery charger manufacturer may result in a risk of  
fire, electric shock, or injury to persons. Following this  
rule will reduce the risk of electric shock, fire, or serious  
personal injury.  
nDo not disassemble charger. Take it to an authorized  
serviceman when service or repair is required. Incorrect  
reassembly may result in a risk of electric shock or fire.  
nDo not abuse cord or charger. Never use the cord to  
carry the charger. Do not pull the charger cord rather than  
the plug when disconnecting from receptacle. Damage  
to the cord or charger could occur and create an electric  
shock hazard. Replace damaged cords immediately.  
nUnplug charger from outlet before attempting  
any maintenance or cleaning to reduce the risk of  
electric shock.  
nDisconnect charger from the power supply when  
not in use. This will reduce the risk of electric shock or  
damage to the charger if metal items should fall into the  
opening. It also will help prevent damage to the charger  
during a power surge.  
nMake sure cord is located so that it will not be stepped  
on, tripped over, come in contact with sharp edges  
or moving parts or otherwise subjected to damage or  
stress. This will reduce the risk of accidental falls, which  
could cause injury, and damage to the cord, which could  
result in electric shock.  
nRisk of electric shock. Do not touch uninsulated portion  
of output connector or uninsulated battery terminal.  
nSave these instructions. Refer to them frequently  
and use them to instruct others who may use this  
tool. If you loan someone this tool, loan them these  
instructions also to prevent misuse of the product and  
possible injury.  
nKeep cord and charger from heat to prevent  
damage to housing or internal parts.  
nDo not let gasoline, oils, petroleum-based products,  
etc. come in contact with plastic parts. They contain  
chemicals that can damage, weaken, or destroy plastic.  
WARNING:  
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.  
5
 
SYMBOLS  
Some of the following symbols may be used on this tool. Please study them and learn their meaning. Proper interpreta-  
tion of these symbols will allow you to operate the tool better and safer.  
SYMBOL  
NAME  
DESIGNATION/EXPLANATION  
V
Volts  
Voltage  
Current  
A
Hz  
W
Amperes  
Hertz  
Watt  
Frequency (cycles per second)  
Power  
min  
Minutes  
Time  
Alternating Current  
Type of current  
Direct Current  
Type or a characteristic of current  
Rotational speed, at no load  
n
No Load Speed  
o
Class II Construction  
Per Minute  
Double-insulated construction  
.../min  
Revolutions, strokes, surface speed, orbits etc., per minute  
Wet Conditions Alert  
Do not expose to rain or use in damp locations.  
To reduce the risk of injury, user must read and understand  
operator’s manual before using this product.  
Read The Operator’s Manual  
Always wear safety goggles or safety glasses with side shields  
and a full face shield when operating this product.  
Eye Protection  
Safety Alert  
Precautions that involve your safety.  
Failure to keep your hands away from the blade will result in  
serious personal injury.  
No Hands Symbol  
Failure to keep your hands away from the blade will result in  
serious personal injury.  
No Hands Symbol  
No Hands Symbol  
No Hands Symbol  
Hot Surface  
Failure to keep your hands away from the blade will result in  
serious personal injury.  
Failure to keep your hands away from the blade will result in  
serious personal injury.  
To reduce the risk of injury or damage, avoid contact with  
any hot surface.  
6
 
SYMBOLS  
The following signal words and meanings are intended to explain the levels of risk associated with this product.  
SYMBOL  
SIGNAL  
MEANING  
DANGER:  
Indicates an imminently hazardous situation, which, if not avoided, will  
result in death or serious injury.  
WARNING:  
Indicates a potentially hazardous situation, which, if not avoided, could  
result in death or serious injury.  
CAUTION:  
CAUTION:  
Indicates a potentially hazardous situation, which, if not avoided, may  
result in minor or moderate injury.  
(Without Safety Alert Symbol) Indicates a situation that may result in  
property damage.  
SERVICE  
WARNING:  
Servicing requires extreme care and knowledge and should  
be performed only by a qualified service technician. For  
service we suggest you return the product to your nearest  
AUTHORIZED SERVICE CENTER for repair. When servic-  
ing, use only identical replacement parts.  
To avoid serious personal injury, do not attempt to use  
this product until you read thoroughly and understand  
completely the operator’s manual. Save this operator’s  
manual and review frequently for continuing safe opera-  
tion and instructing others who may use this product.  
WARNING:  
The operation of any power tool can result in foreign objects being thrown into your eyes, which can  
result in severe eye damage. Before beginning power tool operation, always wear safety goggles or  
safety glasses with side shields and a full face shield when needed. We recommend Wide Vision Safety  
Mask for use over eyeglasses or standard safety glasses with side shields. Always use eye protection  
which is marked to comply with ANSI Z87.1.  
SAVE THESE INSTRUCTIONS  
7
 
FEATURES  
PRODUCT SPECIFICATIONS  
Chuck.............................................................................................................................................................. 3/8 in. Keyless  
Motor  
Model HP496....................................................................................................................................................9.6 Volt DC  
Model HP412.....................................................................................................................................................12 Volt DC  
Switch..............................................................................................................................................................Variable Speed  
No Load Speed  
Model HP496.................................................................................................................................................... 0-580/min.  
Model HP412.................................................................................................................................................... 0-550/min.  
Clutch..................................................................................................................................................................24 Positions  
Charger Input ....................................................................................................................................... 120 V, 60 Hz, AC only  
Charge Rate ............................................................................................................................................................3-6 Hours  
Torque  
Model HP496........................................................................................................................................ Maximum 85 in.lb.  
Model HP412........................................................................................................................................ Maximum 95 in.lb.  
TORQUE  
ADJUSTMENT RING  
LEVEL  
KEYLESS  
CHUCK  
DIRECTION OF  
ROTATION SELECTOR  
(FORWARD / REVERSE  
AND CENTER LOCK)  
SWITCH  
TRIGGER  
CHARGER  
BIT STORAGE  
BATTERY  
PACK  
Fig. 1  
8
 
FEATURES  
KNOW YOUR DRILL-DRIVER  
FORWARD/REVERSE SELECTOR  
(DIRECTION OF ROTATION SELECTOR)  
The drill-driver has a forward/reverse selector located above  
the switch trigger.  
See Figure 1.  
Before attempting to use this product, familiarize yourself  
with all operating features and safety rules.  
KEYLESS CHUCK  
The drill-driver has a keyless chuck that allows you to hand  
tighten or release drill bit in the chuck jaws.  
BIT STORAGE  
When not in use, bits can be placed in the storage area  
located on the base of your drill-driver.  
LEVEL  
CHARGER  
To keep drill bit level during drilling operations, a level is  
located on the top end of the motor housing.  
Your charger can be used on a flat surface, or it can be  
mounted on the wall or underneath a counter or shelf for  
convenient, space-saving storage.  
SWITCH TRIGGER  
The drill-driver has a conveniently located variable speed  
switch trigger.  
SWITCH LOCK  
The switch trigger can be locked in the OFF position. This  
feature helps reduce the possibility of accidental starting  
when not in use.  
9
 
ASSEMBLY  
UNPACKING  
This product has been shipped completely assembled.  
WARNING:  
If any parts are missing do not operate this tool until the  
missing parts are replaced. Failure to do so could result  
in possible serious personal injury.  
n Carefully remove the tool and any accessories from the  
box. Make sure that all items listed in the packing list are  
included.  
n Inspect the tool carefully to make sure no breakage or  
damage occurred during shipping.  
WARNING:  
n Do not discard the packing material until you have care-  
Do not attempt to modify this tool or create accesso-  
ries not recommended for use with this tool. Any such  
alteration or modification is misuse and could result in a  
hazardous condition leading to possible serious personal  
injury.  
fully inspected and satisfactorily operated the tool.  
n If any parts are damaged or missing, please call  
1-800-525-2579 for assistance.  
PACKING LIST  
Cordless Drill  
Charger  
WARNING:  
Battery Pack (Model HP412 only includes 2)  
Double-ended Bit  
26-Piece Bit Set  
To prevent accidental starting that could cause serious  
personal injury, always remove the battery pack from the  
tool when assembling parts.  
Case  
Warranty Registration Card  
Operator’s Manual  
10  
 
OPERATION  
nConnect charger to power supply.  
WARNING:  
nPlace battery pack in charging stand. Align raised rib  
on battery pack with groove in charging stand. See  
Figure 2.  
Do not allow familiarity with tools to make you care-  
less. Remember that a careless fraction of a second is  
sufficient to inflict serious injury.  
nPress down on battery pack to be sure contacts on battery  
pack engage properly with contacts in charging stand.  
nThe charge indicator light (LED), located on the charg-  
ing stand, will light up red and glow when the charger  
is properly connected to power supply. This light  
indicates the charger is operating properly. It will remain  
on until battery pack is removed from charging stand or  
charger is disconnected from power supply.  
WARNING:  
Always wear safety goggles or safety glasses with side  
shields when operating tools. Failure to do so could re-  
sult in objects being thrown into your eyes, resulting in  
possible serious injury.  
nAfter normal usage, 3 hours or less of charging time is  
required to fully recharge battery pack.  
WARNING:  
nIf both red and orange LED indicators glow, the bat-  
tery pack is deeply or completely discharged, and  
6 hours or longer of charging time is required to fully  
recharge battery pack.  
Do not use any attachments or accessories not recom-  
mended by the manufacturer of this tool. The use of at-  
tachments or accessories not recommended can result  
in serious personal injury.  
NOTE: If charger does not charge battery pack or orange  
LED continues to glow after more than 30 minutes of  
charging, return battery pack and charging assembly to  
your nearest Ryobi Authorized Service Center for electri-  
cal check.  
APPLICATIONS  
You may use this tool for the following purposes:  
nDrilling in wood  
nDrilling in ceramics, plastics, fiberglass, and laminates  
nDrilling in both hard and soft metals  
nThe battery pack will become slightly warm to the touch  
while charging. This is normal and does not indicate a  
problem.  
nUsing driving accessories, such as driving screws with  
nDo not place charger in an area of extreme heat or cold.  
screwdriver bits  
It will work best at normal room temperature.  
nMixing paints  
nWhen batteries become fully charged, unplug charger  
from power supply and remove the battery pack.  
CAUTION:  
To prevent damage to the battery pack, remove the bat-  
tery pack from the charger immediately if no LED comes  
on. Return the battery pack and charger to your nearest  
service center for checking or replacing. Also, if you are  
removing the battery pack from the charger and no LEDs  
are on, return both the battery pack and the charger to  
your nearest service center. Do not insert another bat-  
tery pack into the charger. A damaged charger may  
damage a battery pack.  
BATTERY SHOWN  
IN CHARGER  
CHARGING THE BATTERY PACK  
The battery pack for this tool has been shipped in a low  
charge condition to prevent possible problems. Therefore,  
you should charge overnight prior to use.  
NOTE: Batteries will not reach full charge the first time they  
are charged. Allow several cycles (operation followed by  
recharging) for them to become fully charged.  
RED LED  
nCharge battery pack only with the charging assembly  
provided.  
ORANGE LED  
nMake sure power supply is normal household voltage,  
Fig. 2  
120 volts, 60 Hz, AC only.  
11  
 
OPERATION  
CHARGING A HOT BATTERY PACK  
When using the tool continuously, the batteries in the  
battery pack will become hot. You should let a hot bat-  
tery pack cool down for approximately 30 minutes before  
attempting to recharge.  
NOTE: This situation only occurs when continuous use of  
the drill causes the batteries to become hot. It does not  
occur under normal circumstances. Refer to “CHARGING  
THE BATTERY PACK” for normal recharging of batteries.  
If the charging assembly does not charge the battery pack  
under normal circumstances, return both the battery pack  
and charging assembly to your nearest Ryobi Authorized  
Service Center for electrical check.  
BATTERY  
BATTERY  
PORT  
TO INSTALL BATTERY PACK  
See Figure 3.  
LATCHES  
nPlace the direction of rotation selector in center po-  
sition.  
nPlace the battery pack in the drill. Align raised rib on bat-  
tery pack with groove in drill’s battery port.  
nMake sure the latches on each side of the battery pack  
snap in place and that battery pack is secured in drill  
before beginning operation.  
DEPRESS LATCHES TO  
RELEASE BATTERY PACK  
Fig. 3  
CAUTION:  
When placing battery pack in the tool, be sure raised  
rib on battery pack aligns with the bottom of the drill  
and latches into place properly. Improper installa-  
tion of the battery pack can cause damage to internal  
components.  
TO REMOVE BATTERY PACK  
nPlace the direction of rotation selector in center po-  
sition.  
nLocate latches on side of battery pack and depress both  
sides to release battery pack from the drill.  
nRemove battery pack from the drill.  
12  
 
OPERATION  
INSTALLING BITS  
RELEASE  
(UNLOCK)  
See Figures 4 - 5.  
CHUCK  
BODY  
nLock the switch trigger by placing the direction of rotation  
DRILL BIT  
selector in center position.  
nOpen or close chuck jaws to a point where the opening  
is slightly larger than the bit size you intend to use. Also,  
raise the front of the drill slightly to keep the bit from fall-  
ing out of the chuck jaws.  
nInsert drill bit straight into chuck the full length of the  
jaws.  
nTighten the chuck jaws on the drill bit.  
CHUCK  
JAWS  
nTo tighten: grasp and hold the collar of the chuck with  
one hand, while rotating the chuck body with your other  
hand.  
GRIP  
(TIGHTEN)  
NOTE: Rotate the chuck body in the direction of the ar-  
row marked LOCK to tighten chuck jaws.  
CHUCK  
COLLAR  
nDo not use a wrench to tighten or loosen the chuck  
Fig. 4  
jaws.  
WARNING:  
Make sure to insert the drill bit straight into the chuck  
jaws. Do not insert the drill bit into the chuck jaws at an  
angle then tighten, as shown in figure 5. This could cause  
the drill bit to be thrown from the drill, resulting in possible  
serious personal injury or damage to the chuck.  
REMOVING BITS  
See Figure 4.  
nLock the switch trigger by placing the direction of rotation  
selector in center position.  
nLoosen the chuck jaws from the drill bit.  
WRONG  
nTo loosen: grasp and hold the collar of the chuck with one  
hand, while rotating chuck body with your other hand.  
NOTE: Rotate chuck body in the direction of the arrow  
Fig. 5  
marked UNLOCK to loosen chuck jaws.  
nDo not use a wrench to tighten or loosen the chuck  
jaws.  
SCREWDRIVER BIT  
nRemove the drill bit from the chuck jaws.  
NOTE: Rotate the chuck body in the direction of the arrow  
marked GRIP to tighten the chuck jaws. DO NOT use a  
wrench to tighten or loosen the chuck jaws.  
BIT STORAGE  
BIT STORAGE  
See Figure 6.  
When not in use, bits provided with the drill can be placed  
in the storage area located on the base of the drill.  
Fig. 6  
13  
 
OPERATION  
SWITCH  
FORWARD / REVERSE SELECTOR  
WITH CENTER LOCK POSITION  
See Figure 7.  
To turn the drill ON, depress the switch trigger. To turn it  
OFF, release the switch trigger.  
VARIABLE SPEED  
See Figure 7.  
The drill has a variable speed feature in the switch. The  
switch delivers higher speed and torque with increased  
trigger pressure. Speed is controlled by the amount of  
switch trigger depression.  
SWITCH LOCK  
See Figure 7.  
The switch trigger can be locked in the OFF position. This  
featurehelpsreducethepossibilityofaccidentalstartingwhen  
not in use. To lock the switch trigger, place the direction of  
rotation selector in the center position.  
SWITCH  
TRIGGER  
Fig. 7  
REVERSIBLE  
See Figure 8.  
SELECTOR  
This tool has the feature of being reversible. The direction of  
rotation is controlled by a selector located above the switch  
trigger. With the drill held in normal operating position, the  
direction of rotation selector should be positioned to the left  
of the switch for drilling. The drilling direction is reversed  
when the selector is to the right of the switch. When the  
selector is in center position, the switch trigger is locked.  
REVERSE  
CAUTION:  
To prevent gear damage, always allow chuck to come  
to a complete stop before changing the direction of  
rotation.  
FORWARD  
To stop, release switch trigger and allow the chuck to come  
to a complete stop.  
Fig. 8  
RELEASE  
(UNLOCK)  
KEYLESS CHUCK  
CHUCK  
BODY  
See Figure 9.  
DRILL BIT  
A keyless chuck has been provided with the drill to allow for  
easyinstallationandremovalofbits.Asthenameimplies,you  
can hand tighten or release drill bits in the chuck jaws. Grasp  
and hold the collar of the chuck with one hand. Rotate the  
chuck body with your other hand. The arrows on the chuck  
indicate which direction to rotate the chuck body in order to  
GRIP (tighten) or RELEASE (unlock) the drill bit.  
WARNING:  
CHUCK  
JAWS  
Do not hold the chuck body with one hand and use the  
power of the drill to tighten chuck jaws on drill bits. Chuck  
body could slip in your hand or your hand could slip and  
come in contact with rotating drill bit. This could cause  
an accident resulting in serious personal injury.  
GRIP  
(TIGHTEN)  
CHUCK  
COLLAR  
Fig. 9  
14  
 
OPERATION  
WARNING:  
Battery tools are always in operating condition. There-  
fore, switch should always be locked when not in use or  
carrying at your side.  
DRILLING  
See Figure 10.  
When drilling hard, smooth surfaces, use a center punch  
to mark the desired hole location. This will prevent the drill  
bit from slipping off center as the hole is started. However,  
the lower speed feature allows starting holes without center  
punching if desired. To accomplish this, simply operate the  
drill at lower speed until the hole is started.  
The material to be drilled should be secured in a vise or with  
clamps to keep it from turning as the drill bit rotates.  
Hold tool firmly and place the bit at the point to be drilled.  
Depress the switch trigger to start tool.  
Move the drill bit into the workpiece, applying only enough  
pressure to keep the bit cutting. Do not force or apply side  
pressure to elongate a hole.  
WARNING:  
Be prepared for binding at bit breakthrough. When these  
situations occur, the drill has a tendency to grab and kick  
opposite to the direction of rotation and could cause loss  
of control when breaking through material. If you are not  
prepared, this loss of control can result in possible seri-  
ous injury.  
Fig. 10  
LEVEL  
When drilling metals, use a light oil on the drill bit to keep it  
from overheating. The oil will prolong the life of the bit and  
increase the drilling action.  
If the bit jams in workpiece or if the drill stalls, release switch  
trigger immediately. Remove the bit from the workpiece and  
determine the reason for jamming.  
LEVEL DRILLING  
See Figure 11.  
Another convenient feature provided with the drill is a level.  
It is recessed in the motor housing on top of the drill. It  
can be used to keep drill bit level during horizontal drilling  
operations.  
Fig. 11  
15  
 
OPERATION  
ADJUSTABLE TORQUE CLUTCH  
See Figure 12.  
ADJUSTING  
RING  
TO DECREASE  
TORQUE  
When using the drill-driver for various driving applications,  
it becomes necessary to increase or decrease the torque  
in order to help prevent the possibility of damaging screw  
heads, threads, workpiece, etc. In general, torque should  
correspond to the intensity of the screw diameter. If the  
torque is too high or the screws too small, the screws may  
be damaged or broken.  
The torque is adjusted by rotating the torque adjustment  
ring. The torque is greater when the torque adjustment ring  
is set on a higher setting. The torque is less when the torque  
adjustment ring is set on a lower setting.  
The proper setting depends on the type of material and the  
size of screw you are using.  
ADJUSTING TORQUE  
nIdentify the twenty four torque indicator settings located  
TO INCREASE  
TORQUE  
on the front of the drill.  
nRotate adjusting ring to the desired setting.  
• 1 - 4 .................. For driving small screws  
Fig. 12  
• 5 - 8 .................. For driving screws into soft material  
• 9 - 12 ................ For driving screws into soft and hard  
materials  
• 13 - 16 .............. For driving screws in hard wood  
• 17 - 20 .............. For driving large screws  
• 21 - (  
) ..... For heavy drilling  
16  
 
MAINTENANCE  
WARNING:  
MALLET  
When servicing, use only identical Ryobi replacement  
parts. Use of any other parts may create a hazard or  
cause product damage.  
CHUCK JAWS  
WARNING:  
Always wear safety goggles or safety glasses with side  
shields during power tool operation or when blowing  
dust. If operation is dusty, also wear a dust mask.  
WARNING:  
To avoid serious personal injury, always remove the  
battery pack from the tool when cleaning or performing  
any maintenance.  
HEX KEY  
WRENCH  
KEYLESS  
CHUCK  
Fig. 13  
GENERAL MAINTENANCE  
SCREWDRIVER  
Avoid using solvents when cleaning plastic parts. Most  
plastics are susceptible to damage from various types of  
commercial solvents and may be damaged by their use. Use  
clean cloths to remove dirt, dust, oil, grease, etc.  
WARNING:  
Do not at any time let brake fluids, gasoline, petroleum-  
based products, penetrating oils, etc., come in contact  
with plastic parts. Chemicals can damage, weaken or  
destroy plastic which may result in serious personal  
injury.  
Fig. 14  
Only the parts shown on the parts list are intended to be  
repaired or replaced by the customer. All other parts should  
be replaced at a Ryobi Authorized Service Center.  
CHUCK REMOVAL  
See Figures 13 - 15.  
To remove chuck:  
nLock the switch trigger by placing the direction of rotation  
selector in center position.  
nInsert a 5/16 in. or larger hex key into the chuck of the  
drill and tighten the chuck jaws securely.  
nTap the hex key sharply with a mallet in a clockwise di-  
rection. This will loosen the screw in the chuck for easy  
removal.  
nOpen the chuck jaws and remove the hex key. Remove  
the chuck screw by turning it in a clockwise direction.  
NOTE: The screw has left hand threads.  
nInsert the hex key in the chuck and tighten chuck jaws  
securely. Tap sharply with a mallet in a counterclockwise  
direction. This will loosen the chuck on the spindle. It can  
now be unscrewed by hand.  
Fig. 15  
17  
 
MAINTENANCE  
TO RETIGHTEN A LOOSE CHUCK  
BATTERIES  
The chuck may become loose on spindle and develop a  
wobble. Periodically check chuck screw for tightness.  
Thebatterypackforthistoolisequippedwithnickel-cadmium  
rechargeablebatteries.Lengthofservicefromeachcharging  
will depend on the type of work you are doing.  
To tighten, follow these steps:  
The batteries in this tool have been designed to provide  
maximum trouble-free life. However, like all batteries, they  
will eventually wear out. Do not disassemble battery pack  
and attempt to replace the batteries. Handling of these  
batteries, especially when wearing rings and jewelry, could  
result in a serious burn.  
nLock the switch trigger by placing the direction of rotation  
selector in center position.  
nOpen the chuck jaws.  
nInsert the hex key into the chuck and tighten chuck  
jaws securely. Tap the hex key sharply with a mallet in  
a clockwise direction. This will tighten the chuck on the  
spindle.  
To obtain the longest possible battery life, we suggest the  
following:  
nOpen the chuck jaws and remove the hex key.  
nTighten the chuck screw.  
nRemove the battery pack from the charger once it is fully  
charged and ready for use.  
NOTE: The chuck screw has left hand threads.  
For battery storage longer than 30 days:  
nStore the battery pack where the temperature is below  
80°F.  
nStore battery packs in a “discharged” condition.  
BATTERY PACK REMOVAL AND  
PREPARATION FOR RECYCLING  
To preserve natural resources, please  
recycle or dispose of batteries  
properly.  
This product contains nickel-cadmium  
batteries. Local, state or federal laws  
may prohibit disposal of nickel-cadmium  
batteries in ordinary trash.  
Consult your local waste authority for information regarding  
available recycling and/or disposal options.  
WARNING:  
Upon removal, cover the battery pack’s termi-  
nals with heavy-duty adhesive tape. Do not at-  
tempt to destroy or disassemble battery pack or  
remove any of its components. Nickel-cadmium  
batteries must be recycled or disposed of properly. Also,  
never touch both terminals with metal objects and/or  
body parts as short circuit may result. Keep away from  
children. Failure to comply with these warnings could  
result in fire and/or serious injury.  
18  
 
NOTES  
19  
 
OPERATOR’S MANUAL  
CORDLESS DRILL-DRIVER  
HP496 — 9.6 VOLT  
HP412 — 12 VOLT  
• SERVICE  
Now that you have purchased your tool, should a need ever exist for repair parts or  
service, simply contact your nearest Ryobi Authorized Service Center. Be sure to provide  
all pertinent facts when you call or visit. Please call 1-800-525-2579 for your nearest Ryobi  
complete list of Authorized Service Centers.  
• MODEL NO. AND SERIAL NO.  
The model number of this tool will be found on a plate attached to the motor housing.  
Please record the model number and serial number in the space provided below.  
• HOW TO ORDER REPAIR PARTS  
When ordering repair parts, always give the following information:  
HP496/HP412  
• MODEL NUMBER  
• SERIAL NUMBER  
RYOBI TECHNOLOGIES, INC.  
1428 Pearman Dairy Road, Anderson, SC 29625  
Post Office Box 1207, Anderson, SC 29622-1207  
Phone 1-800-525-2579  
983000-501  
6-05  
 

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