Chicago Pneumatic CP 8740 User manual

Brand: Chicago Pneumatic

Model: CP 8740

Category: Power tools

Type: User manual

This manual is also suitable for

CP 8730

SPECIAL NOTE: New battery packs are not fully charged.

Charge your battery pack before using it for the first time and

follow the charging instructions in your charger manual.

NOTE SPÉCIALE: Les batteries neuves ne sont pas

entièrement chargées. Chargez la batterie avant de vous en

servir la première fois en suivant les instructions de recharge

dans le manuel qui accompagne cet outil.

NOTA ESPECIAL: Las batterias, cuando son nuevas, no están

totalmente cargadas. Cargue su bateria antes de usarla por

primera vez siga las instrucciones de carga que vienen en el

manuel de la herramienta.

OPERATOR'S MANUAL

MANUEL de L'UTILISATEUR

MANUAL del OPERADOR

TO REDUCE THE RISK OF INJURY, USER MUST READ AND UNDERSTAND

OPERATOR'S MANUAL.

AFIN DE RÉDUIRE LE RISQUE DE BLESSURES, L'UTILISATEUR DOIT LIRE ET

BIEN COMPRENDRE LE MANUEL DE L'UTILISATEUR.

PARA REDUCIR EL RIESGO DE LESIONES, EL USUARIO DEBE LEER Y

ENTENDER EL MANUAL DEL OPERADOR.

14.4 V IMPACT WRENCHES

CLÉS À CHOCS DE 14,4 V

LLAVES DE IMPACTO DE 14,4 V

Catalog No.

No de Cat.

Cat. No.

CP 8730

CP 8740

2 3

TOOL USE AND CARE

13. Use clamps or other practical way

to secure and support the work-

piece to a stable platform. Holding

the work by hand or against your body

is unstable and may lead to loss of

control.

14. Do not force tool. Use the correct

tool for your application. The cor-

rect tool will do the job better and safer

at the rate for which it is designed.

15. Do not use tool if switch does not

turn it on or off. A tool that cannot

be controlled with the switch is dan-

gerous and must be repaired.

16. Disconnect battery pack from tool

or place the switch in the locked

or off position before making any

adjustments, changing accesso-

ries, or storing the tool. Such pre-

ventive safety measures reduce the

risk of starting the tool accidentally.

17. Store idle tools out of reach of

children and other untrained per-

sons. Tools are dangerous in the

hands of untrained users.

18. When battery pack is not in use,

keep it away from other metal ob-

jects 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 termi-

nals together may cause sparks,

burns, or a fire.

19. Maintain tools with care. Keep cut-

ting tools sharp and clean. Prop-

erly maintained tools with sharp cut-

ting edge are less likely to bind and are

easier to control.

20. Check for misalignment or bind-

ing 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. Do

not use a damaged tool. Tag damaged

tools “Do not use” until repaired.

21. Use only accessories that are rec-

ommended by the manufacturer

for your model. Accessories that

may be suitable for one tool may cre-

ate a risk of injury when used on an-

other tool.

SERVICE

22. Tool service must be performed

only by qualified repair person-

nel. Service or maintenance per-

formed by unqualified personnel may

result in a risk of injury.

23. When servicing a tool, use only

identical replacement parts. Fol-

low instructions in the Mainte-

nance section of this manual. Use

of unauthorized parts or failure to fol-

low Maintenance Instructions may cre-

ate a risk of shock or injury.

SPECIFIC SAFETY RULES

WORK AREA

ELECTRICAL SAFETY

PERSONAL SAFETY

WARNING!

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

GENERAL SAFETY RULES-FOR ALL BATTERY OPERATED TOOLS

1. Keep your work area clean and

well lit. Cluttered benches and dark

areas invite accidents.

2. Do not operate power tools in ex-

plosive atmospheres, such as in

the presence of flammable liq-

uids, gases, or dust. Power tools

create sparks which may ignite the

dust or fumes.

3. Keep bystanders, children, and

visitors away while operating a

power tool. Distractions can cause

you to lose control. Protect others in

the work area from debris such as

chips and sparks. Provide barriers or

shields as needed.

4. Do not abuse the cord. Never use

the cord to carry the tool. Keep

cord away from heat, oil, sharp

edges, or moving parts. Replace

damaged cords immediately.

Damaged cords may create a fire.

5. A battery operated tool with inte-

gral 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.

6. Use battery operated tool only

with specifically designated bat-

tery pack. Use of any other batteries

may create a risk of fire.

7. Stay alert, watch what you are do-

ing, and use common sense when

operating a power tool. Do not use

tool while tired or under the in-

fluence of drugs, alcohol, or medi-

cation. A moment of inattention while

operating power tools may result in

serious personal injury.

8. 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.

9. Avoid accidental starting. Be sure

switch is in the locked or off po-

sition 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.

10. Remove adjusting keys or

wrenches before turning the tool

on. A wrench or a key that is left at-

tached to a rotating part of the tool

may result in personal injury.

11. Do not overreach. Keep proper

footing and balance at all times.

Proper footing and balance enable bet-

ter control of the tool in unexpected

situations.

12. Use safety equipment. Always

wear eye protection. Dust mask,

nonskid safety shoes, hard hat, or

hearing protection must be used for

appropriate conditions.

1. Maintain labels and nameplates. These carry important information. If unreadable

or missing, contact a

MILWAUKEE

service facility for a free replacement.

2. 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 paint

• 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 spe-

cially designed to filter out microscopic particles.

4 5

FUNCTIONAL DESCRIPTION

Symbology

Volts Direct Current

Impacts per Minute

Under Load (IPM)

Properly Recycle Nickel

Cadmium Batteries

Underwriters

Laboratories, Inc.

Cat. No. CP 8730

1. 3/8" square drive shank

2. Forward/reverse switch

3. Trigger

4. Battery pack

5. Battery pack release button

6. 1/2" square drive shank

Cat. No. CP8740

CHARGING & USING BATTERY PACKS

Charge your battery pack before using your

tool for the first time and when your tool no

longer performs with the power and torque

needed for the job. Full loading capacity of

battery pack is only reached after

4 - 5 chargings. Never completely dis-

charge the battery pack. Standard charg-

ing time will vary according to the type of

charger you use. The charging time will

also vary depending on the supply voltage

and charge needed. For example, if your

battery pack does not require a full charge,

charging time will be less.

FOR SPECIFIC CHARGING INSTRUCTIONS,

PLEASE READ THE CHARGER INSTRUC-

TION SHEET SUPPLIED WITH YOUR

CHARGER.

Battery packs are affected by tempera-

ture. Your battery pack will perform best

and have longest life if it is charged when

the temperature is between 60°-80°F

(15°-27°C). Do not charge in temperatures

below 40°F (5°C) or above 105°F (40°C).

Under these conditions, capacity will be

reduced. See “Maintenance”.

Removing Battery Pack from Tool

Push in the release buttons and remove

the battery pack.

Fig. 2

Inserting Battery Pack into Tool

Battery pack can be inserted into the tool

in two ways.

1. For working in restricted spaces.

Insert the battery pack from the front

by pressing in the release buttons and

sliding battery pack into the body of

the tool (Fig. 1). Insert the battery pack

until clamp engages.

WARNING!

Charge only

Chicago Pneumatic

9.6V, 12V, 14.4V, 18V battery packs

in chargers. Other types of batter-

ies may explode causing personal

injury and damage.

2. For optimum weight distribution and

balance.

Insert the battery pack from the back

by pressing in the release buttons and

sliding the battery pack into the body

of the tool (Fig. 2). Insert the battery

pack until clamp engages.

Fig. 1

No Load Revolutions

per Minute (RPM)

IPM

0 - 3500

Cat.

No.

CP 8730

CP 8740

Average

Torque

Output

1056 in-lbs.

1404 in-lbs.

Volts

14.4

Specifications

Drive

Shank

3/8" Square

1/2" Square

RPM

0 - 2600

Type

Impact Wrench

6 7

WARNING!

OPERATION

Using the Forward/Reverse Switch

(Fig. 6)

The forward/reverse switch may be set to

three positions: forward, reverse and lock.

Due to a lockout mechanism, the forward/

reverse switch can only be adjusted when

the trigger is not pressed. Always allow

the motor to come to a complete stop be-

fore using the forward/reverse switch.

1. For forward (clockwise) rotation,

push the forward/reverse switch in

the direction shown. Check the direc-

tion of rotation before use.

2. For reverse (counterclockwise) ro-

tation, push the forward/reverse

switch in the direction shown. Check

the direction of rotation before use.

3. To lock the trigger, push the forward/

reverse switch to the center position.

The trigger will not work when the for-

ward/reverse switch is in the locked

position. Always lock the trigger or

remove the battery pack before per-

forming maintenance, changing acces-

sories, storing the tool and any time

the tool is not in use.

Starting, Stopping and Controlling

Speed

These tools may be operated at any speed

from 0 to full speed.

1. To start the tool, pull the trigger.

2. To vary the driving speed, simply in-

crease or decrease pressure on the

trigger. The further the trigger is pulled,

the greater the speed.

3. To stop the tool, release the trigger

and the electric brake stops the tool

instantly.

Impacting Techniques

The longer a bolt, screw, or nut is impacted,

the tighter it will become. To help prevent

damaging the fasteners or workpieces,

avoid excessive impacting. Be particularly

careful when impacting smaller fasteners

because they require less impacting to

reach optimum torque.

Practice with various fasteners, noting the

length of time required to reach the de-

sired torque. Check the tightness with a

hand-torque wrench. If the fasteners are

too tight, reduce the impacting time. If they

are not tight enough, increase the impact-

ing time.

Impacting for two seconds is generally

sufficient for a 3/8" bolt and one second

for a 5/16" bolt. However, oil, dirt, rust or

other matter on the threads or under the

head of the fastener affects the degree of

tightness.

The torque required to loosen a fastener

averages 75% to 80% of the tightening

torque, depending on the condition of the

contacting surfaces.

On light gasket jobs, run each fastener

down to a relatively light torque and use a

hand torque wrench for final tightening.

To reduce the risk of injury, wear

safety goggles or glasses with

side shields.

Forward

Reverse

Fig. 6

WARNING!

TOOL ASSEMBLY

Always lock trigger or remove

battery pack before changing or

removing accessories. Only use

accessories specifically recom-

mended for this tool. Others may

be hazardous.

Attaching and Removing Accessories

These impact wrenchs are intended only

for use with sockets designed for impact

wrenches that have a 3/8" or 1/2" square

drive. Other sockets could shatter or break,

causing injury.

1. To attach a socket or other acces-

sory, align the accessory with the

drive shank and push it firmly over the

retaining ring.

2. To remove the accessory, pull the ac-

cessory off the drive shank.

WARNING!

Use only sockets and other acces-

sories specifically designed for

use on impact wrenches and driv-

ers. Other sockets and accesso-

ries might shatter or break caus-

ing injury.

8 9

RBRC Battery Recycling Seals

The RBRC™ Battery Recycling Seals (see

"Symbology") on your tool battery packs in-

dicate that

MILWAUKEE

has arranged for

the recycling of that battery pack with the

Rechargeable Battery Recycling Corporation

(RBRC). At the end of your battery pack's

useful life, return the battery pack to a

MILWAUKEE

Branch Office/Service Center

or the participating retailer nearest you. For

more information, visit the RBRC web site at

www.rbrc.org.

WARNING!

To reduce the risk of explosion,

never burn a battery pack even if

it is damaged, dead or com-

pletely discharged.

MAINTENANCE

WARNING!

To reduce the risk of injury,

always unplug the charger and

remove the battery pack from

the charger or tool before

performing any maintenance.

Never disassemble the tool,

battery pack or charger. Contact

MILWAUKEE

service facility for

ALL repairs.

Keep your tool, battery pack and charger

in good repair by adopting a regular main-

tenance program. After six months to one

year, depending on use, return the

tool, battery pack and charger to a

MILWAUKEE

service facility for:

• Lubrication

• Mechanical inspection and cleaning

(gears, spindles, bearings, housing,

etc.)

• Electrical inspection (battery pack,

charger, motor)

• Testing to assure proper mechanical

and electrical operation

Maintaining Tool

If the tool does not start or operate at full

power with a fully charged battery pack,

clean the contacts on the battery pack. If

the tool still does not work properly, return

the tool, charger and battery pack, to a

MILWAUKEE

service facility for repairs.

Maintaining Battery Pack

Chicago Pneumatic

battery packs will op-

erate for many years and/or hundreds of

cycles when they are maintained and used

according to these instructions.

A battery pack that is stored for six months

without being used will discharge itself.

Batteries discharge at a rate of about 1%

per day. Charge the battery every six

months even if it is unused to maximize

battery life. Do not tape the trigger in the

“ON” position and leave the tool unattended

as this may discharge the battery to a point

where it will no longer be able to recharge.

Use a

Chicago Pneumatic

battery pack

only until it no longer performs with the

power and torque needed for your appli-

cation.

Store your battery pack in a cool, dry place.

Do not store it where the temperature may

exceed 120°F (50°C) such as a vehicle or

metal building during the summer. High tem-

peratures will overheat the battery pack,

reducing battery life. If it is stored for sev-

eral months, the battery pack will gradu-

ally lose its charge. One to three cycles of

charging and discharging through normal

use will restore the capacity of the battery

pack. During the life of the battery pack the

operating time between charges becomes

shorter. If the operating time becomes ex-

tremely short after a proper charge, the

usable life of the battery pack has been

reached and it should be replaced.

WARNING!

To reduce the risk of personal

injury and damage, never im-

merse your tool, battery pack or

charger in liquid or allow a liquid

to flow inside them.

Cleaning

Clean dust and debris from charger and

tool vents. Keep tool handles clean, dry

and free of oil or grease. Use only mild

soap and a damp cloth to clean the tool,

battery pack and charger since certain

cleaning agents and solvents are harmful

to plastics and other insulated parts. Some

of these include gasoline, turpentine, lac-

quer thinner, paint thinner, clhlorinated clean-

ing solvents, ammonia and household deter-

gents containing ammonia. Never use flam-

mable or combustible solvents around tools.

Chicago Pneumatic Tool Company Limited Warranty and Service Policy

Products of the Chicago Pneumatic Tool Company (“CP”) are warranted to be free from

defects in material and workmanship for one year from the date of purchase.

This warranty applies only to Products purchased new from CP or its authorized dealers. Of

course this warranty does not apply to Products which have been abused, modified, or

repaired by someone other than CP or its Authorized Service Representatives.

If a CP Product proves defective in material or workmanship within one year after purchase,

return it to any Authorized Service Center* transportation prepaid, enclosing your name and

address, adequate proof of date of purchase and a short description of the defect. CP (or its

affiliate) will, at its option, repair or replace defective Products free of charge. Repairs or

replacements are warranted as described above for the remainder of the original warranty

period. CP’s sole liability and your exclusive remedy under this Warranty is limited to repair or

replacement of the defective Product.

THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRAN-

TIES, OR CONDITIONS, WRITTEN OR ORAL, EXPRESSED OR IMPLIED, INCLUDING,

WITHOUT LIMITATION, ALL WARRANTIES OR CONDITIONS, OR MERCHANTABILITY

OR FITNESS FOR A PARTICULAR PURPOSE, ALLOF WHICH ARE HEREBY DISCLAIMED.

THERE SHALL BE NO LIABILITY FOR INCIDENTAL, CONSEQUENTIAL OR SPECIAL

DAMAGES, OR ANY OTHER DAMAGES, COSTS OR EXPENSES, EXCEPTING ONLY THE

COST OR EXPENSE OF REPLACEMENT OR REPAIR.

Use only authorized parts. Any damage or malfunction caused by the use of unauthorized

parts is not covered by Warranty. This warranty gives specific legal rights. Consumers

may have other rights under state or federal law.

Chicago Pneumatic Tool Company

1800 Overview Drive

Rock Hill, South Carolina 29730-7463

* CP Products described in this manual may be sent to any

MILWAUKEE ELECTRIC

TOOL CORPORATION

Branch Office/Service Center or Authorized MILWAUKEE Ser-

vice Station for repair. See back page for information on how to locate a facility

nearest you.

WARRANTY

Disposing of Nickel-Cadmium Battery

Packs

Nickel-Cadmium battery packs are recy-

clable. Under various state and local laws,

it be be illegal to dispose of this batter into

the municipal waste stream. Dispose of

your battery pack according to federal, state

and local regulations.

Repairs

For repairs, return the tool, battery pack and

charger to the nearest service center listed

on the back cover of this operator's manual.

Battery Pack Warranty

Battery packs for cordless tools are

warranted for one year from the date of

purchase.

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58-14-3125d2 11/03 Printed in USA

UNITED STATES

MILWAUKEE Service of CP Products

To contact the

factory

SERVICE CENTER or authorized service station

nearest you, call

1-800-414-6527

TOLL FREE • NATIONWIDE

Monday-Friday • 8:00 AM - 4:30 PM • Local Time

Product Service Support and

Technical Information

1-800-729-3878

Además se cuenta con una red nacional de distribuidores y

centros autorizados de servicio, listos para apoyarlo. Vea en

las “Páginas Amarillas” sección “Herramientas Eléctricas”.

Milwaukee Electric Tool

División de : Atlas Copco Mexicana S.A. de C.V.

Blvd. Abraham Lincoln no. 13

Colonia Los Reyes Zona Industrial

Tlalnepantla, Edo. México C.P. 54073

Tels. 5565-1414 5565-4720 Fax: 5565-0925

MEXICO

Servicios de MILWAUKEE para products de CP

Milwaukee Electric Tool (Canada) Ltd.

755 Progress Avenue

Scarborough, Ontario M1H 2W7

Tel. (416) 439-4181

Fax (416) 439-6210

En outre notre réseau mondial de distributeurs est à notre

disposition de la clientèle d’un océan à l’autre. Consultez les

pages jaunes de l’annuaire téléphonique pour trouver l’adresse

du centre le plus près de chez vous.

In addition, there is a worldwide network of distributors ready

to assist you. Check your “Yellow Pages” under

“Tools-Electric” for the names of those nearest you.

CANADA

Service MILWAUKEE pour les produits CP

For further information on

factory

SERVICE CENTER or

authorized service station locations, visit our website at:

www.mil-electric-tool.com

In addition, there is a worldwide network of distributors and authorized service

stations ready to assist you. Check your “Yellow Pages” under “Tools-Electric”

for the names of those nearest you

Chicago Pneumatic CP 8740 User manual

Brand: Chicago Pneumatic

Model: CP 8740

Category: Power tools

Type: User manual

This manual is also suitable for

CP 8730

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Chicago Pneumatic CP 8740 User manual

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