WORKPRO W125042A Cordless Impact Wrench Instruction Manual

WORKPRO W125042A Cordless Impact Wrench

Thank you for buying a WORKPRO cordless impact wrench. Your new impact wrench has been engineered and manufactured to WORKPRO’s high standard for dependability, ease of operation, and operator safety. 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.

SAVE THIS MANUAL FOR FUTURE REFERENCE

• Danger:  Read the operating instructions to reduce the risk of injury
• Caution:  Wear ear-muffs. The impact of noise can cause damage to hearing.
• Caution:  Wear a breathing mask. Dust which is injurious to health can be generated when working on wood and other materials. Never use the device to work on any materials containing asbestos!
• Caution:  Wear safety goggles. Sparks generated during working or splinters, chips and dust emitted by the device can cause loss of sight.

Danger

When using the equipment, a few safety precautions must be observed to avoid injuries and damage. Please read the complete operating instructions and safety regulations with due care.

Keep this manual in a safe place, so that the information is available at all times. If you give the equipment to any other person, hand over these operating instructions and safety regulations as well. We cannot accept any liability for damage or accidents which arise due to a failure to follow these instructions and the safety instructions.maintenance work.

SAFETY REGULATIONS

The corresponding safety information can be found in the enclosed booklet.

Danger

• Read all safety regulations and instructions.
• Any errors made in following the safety regulations and instructions may result in an electric shock, fire and/or serious injury.
• Keep all safety regulations and instructions in a safe place for future use.

LAYOUT AND ITEMS SUPPLIED

Layout (Fig. 1)

1. ½”external square drive mount
2. Battery capacity indicator
3. Changeover switch
4. On/Off switch
5. Battery
6. Charging unit
7. LED lamps
8. Battery pack release button
9. Belt clip

Items supplied

CARTON CONTENTS

• Cordless Impact Wrench
• Battery
• Charging unit
• Original safety and operating instructions

1. Carefully check to see that all of the above items are supplied.
2. Inspect the product carefully to make sure no breakage or damage occurred during shipping. If you find damaged or missing parts, please contact us at the first time.

NOTE

• Do not discard the shipping carton and packaging material until you are ready to use your new cordless impact wrench.
• The packaging is made of recyclable materials. Properly dispose of these materials in accordance with local regulations.

IMPORTANT

• The equipment and packaging material are not toys.
• Do not let children play with plastic bags, foils or small parts.
• These items can be swallowed and pose a suffocation risk!

PROPER USE AND TECHNICAL DATA

PROPER USE

• This equipment is suitable for loosening and tightening screws and nuts.
• The equipment is to be used only for its prescribed purpose. Any other use is deemed to be a case of misuse. The user / operator and not the manufacturer will be liable for any damage or injuries of any kind caused as a result of this.
• Please note that our equipment has not been designed for use in commercial, trade or industrial applications.
• Our warranty will be voided if the machine is used in commercial, trade or industrial businesses or for equivalent purposes.

TECHNICAL DATA

• Motor power supply: ……………………………………. 20V DC
• Idling speed; ………………………………………. 0-2100 min-1
• Impact speed; …………………………………….. 0-3200 min·1
• Clockwise/counter-clockwise; …………………………… Yes
• Tool chuck ………………………………………… ½” (12.7 mm)
• Weight: ……………………………………………………….. 1.2 kg

Wear ear-muffs

The impact of noise can cause damage to hearing.
Keep the noise emissions and vibrations to a minimum.

• Only use appliances which are in perfect working order.
• Service and clean the appliance regularly.
• Adapt your working style to suit the appliance.
• Do not overload the appliance.
• Have the appliance serviced whenever necessary.
• Switch the appliance off when it is not in use.
• Wear protective gloves.

Caution: Residual risks

Even if you use this electric power tool in accordance with instructions, certain residual risks cannot be rules out. The following hazards may arise in connection with the equipment’s construction and layout:

1. Lung damage if no suitable protective dust mask is used.
2. Damage to hearing if no suitable ear protection is used.
3. Health damage caused by hand-arm vibrations if the equipment is used over a prolonged period or is not properly guided and maintained.

Limit the operating time

• All stages of the operating cycle must be considered for example, times in which the electric tools are switched off and times in which the tool is switched on but operates without load).

BEFORE STARTING THE EQUIPMENT AND OPERATION

BEFORE STARTING THE EQUIPMENT

Be sure to read the following information before you put the cordless impact wrench into operation:

1. Use only drive socket inserts which are suitable for the purpose and in faultless condition.
2. Before you begin to screw in walls and masonry,- check for concealed electric wiring,gas pipes and water pipes.

OPERATION

Charging the Li battery pack (Fig. 2-3)

1. Remove the battery pack (5) from the handle,pressing the battery pack release button (8) downwards to do so.
2. Check that your mains voltage is the same as that marked on the rating plate of the battery charger. Insert the power plug of the charger(6) into the mains socket outlet. The green LED will then begin to flash.
3. Push the battery pack onto the battery charger. In section 10 (Charger indicator), you will find a table with an explanation of the LED indicator on the charger.

If the battery pack fails to charge, check for the following:

• voltage at the power socket.
• whether there is good contact at the charging contacts of the charging unit.

If the battery pack still fails to charge, contact with our online customer service center.

Changeover switch (Fig. 4/Item 3)

• The slide switch above the On/Off switch is for setting the direction of rotation of the cordless impact wrench and for preventing the cordless impact wrench from being switched on inadvertently.
• You can select between clockwise and counterclock- wise rotation. To avoid causing damage to the gearing, the direction of rotation must only be changed when the equipment is at a standstill.
• When the slide switch is in the middle position, the On/Off switch is blocked.

On/Off switch (Fig. 4/Item 4)

Infinitely variable speed control is possible with the On/Off switch. The further you push the switch, the higher the speed of the cordless screwdriver.

• To switch on:
  • Press the On/Off switch (4).
• To switch off:
  • Release the ON/OFF switch (4)

Battery capacity indicator (Fig. 5/Item 2)

Press the battery capacity indicator switch (a). The battery capacity indicator (2) shows the charge status of the battery using 4 LEDs.

• All 4 LEDs are lit:
  • The battery is fully charged.
• 3 or 2 or 1 LED(s) are lit:
  • The battery has an adequate remaining charge.
• 1 LED blinks:
  • The battery is empty, recharge the battery.
• All LEDs blink:
  • The battery pack is too hot (e.g. due to direct sunshine or prolonged use) or too cold (below 0° C),
  • Do not use or charge the battery pack.make sure the battery temperature to between 40°F(0 C) and 104°F(40°C).

LED lamp (Fig. 6/Item 7)

• The LED lamp (7) can be used in poor lighting conditions to illuminate the area where you want to screw.
• The LED light (7) will come on automatically as soon as you press the On/Off switch (4).

Changing the bit (Fig. 7)

Important:  Set the changeover switch (3) to its center position whenever you carry out any work (for example changing the tool, maintenance work, etc.)

• On the cordless impact wrench.
• Fitting / removing the plug-in tool
• Fit the required drive socket insert by pushing onto the square drive mount (1).
• Remove the drive socket insert by pulling it off the square drive mount (1).

Working with the impact wrench

Loosening

• Mount a drive socket insert on the impact wrench (see point 6.6).
• Place the impact wrench on the screw/nut and loosen the screw/nut by pressing the On/Off switch (4).
• If the screws/nuts are very tight or if they are rusted, use a tire wrench or torque wrench to slightly loosen them.

Tightening

Warning:  Use the impact wrench only for loosening screws/nuts. If you want to use the impact wrench to tighten screws and nuts, you must also use a torque limiter which is designed for this purpose. If not, the screw connection may be damaged. The torque limiter is available from your dealer. It is not included in the scope of this delivery.

• Prior to tightening, carefully insert the screw/nut into the threads.
• It is important that screws/nuts with special torque specifications (for example provided by the vehicle manufacturer in the automotive sector) are tightened only with a suitable torque limiter.

Hazard

• Screws/nuts must be finish-tightened with a torque wrench which is set to the torque specified by the manufacturer and then they must be checked!

CLEANING AND MAINTENANCE

Danger

• Always remove the battery pack before making adjustments to the equipment.

Cleaning

• Keep all safety devices, air vents and the motor housing free of dirt and dust as far as possible. Wipe the equipment with a clean cloth or blow it with compressed air at low pressure.
• We recommend that you clean the device immediately each time you have finished using it.
• Clean the equipment regularly with a moist cloth and some soft soap. Do not use cleaning agents or solvents; these could attack the plastic parts of the equipment. Ensure that no water can seep into the device. The ingress of water into an electric tool increases the risk of an electric shock.

Maintenance

• There are no parts inside the equipment which require additional maintenance.

STORAGE, DISPOSAL AND RECYCLING

STORAGE

• Store the equipment and accessories in a dark and dry place at above freezing temperature.
• The ideal storage temperature is between 5 and 30°C. Store the electric tool in its original packaging.

DISPOSAL AND RECYCLING

The equipment is supplied in packaging to prevent it from being damaged in transit. The raw materials in this packaging can be reused or recycled. The equipment and its accessories are made of various types of material, such as metal and plastic. Never place defective equipment in your household refuse. The equipment should be taken to a suitable collection center for proper disposal. If you do not know the whereabouts of such a collection point, you should ask in your local council offices.

This product has been marked with a symbol relating to removing electric and electronic waste. This means that this product shall not be discarded with household waste but that it shall be returned to a collection system. It will then be recycled or dismantled in order to reduce the impact on the environment. Electric and electronic equipment can be hazardous for the environment and for human health since they contain hazardous substances.

DISPOSAL OF AN EXHAUSTED BATTERY PACK

To preserve natural resources, please recycle or dispose of the battery pack properly. This battery pack contains Li-ion batteries. Consult your local waste authority for information regarding available recycling and/or disposal options. Discharge your battery pack by operating your tool, then remove the battery pack from the tool housing and cover the battery pack connections with heavy-duty adhesive tape to prevent short circuit and energy discharge. Do not attempt to open or remove any of the components.

CHARGER INDICATOR

ON

| ****

OFF

| Ready for use

The charger is connected to the mains and is ready for use; there is no battery pack in the charger

OFF

| ****

Quick Blink (2Hz)

| Low-current saftey charging

As the battery pack voltage is under 15V,the charger is in gentle charging
mode, the charging current is below 0.5A. This can maximum the life of the battery

OFF

| ****

Slow Blink (1Hz)

| High-current charging

As the battery pack voltage is above 15V,the charger is in quick charge
mode,the charging current is at 2.3-2.4A.

Important:  The actual charging times may vary slightly from the stated charging times depending on the existing battery charge.

OFF| ON| The battery is charged and ready for use

The battery is fully charged and ready to use..

Action: Take the battery pack out of the charger. Disconnect the charger from the mains supply.

Quick Blink (2Hz)| ****

OFF

| Fault

Charging is no longer possible. The battery pack maybe defective.

Action:

Never charge a defective battery pack.Take the battery pack out of the charger.

|  | Temperature fault
Slow Blink (1Hz)| OFF| Temperature fault

The battery pack is too hot (e.g. due to direct sunshine/prolonged use) or too cold (below 32°F / 0°C).

Action: Remove the battery pack and keep it at room temperature (approx. 68°F 120°C) for 3 Hours.

Distributed by

• Hangzhou Great Star Industrial Co., Ltd.
• No.35 Jiuhuan Road, Jiubao Town, Hangzhou 310019, China
• www.greatstartools.com

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