WORX WA3742 Battery Charger User Guide

June 3, 2024
Worx

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WORX WA3742 Battery Charger

OVERVIEW

WORX-WA3742-Battery-Charger-FIG-2

  1. CHARGE INDICATOR LIGHT
  2. CHARGER BASE
  3. BATTERY PACK RELEASE BUTTON
  4. BATTERY PACK
  5. ADAPTER

Not all the accessories illustrated or described are included in standard delivery. We recommend that you purchase your accessories from the same store that sold you the tool. Use good quality accessories marked with a well-known brand name. Choose the type according to the work you intend to undertake. Refer to the accessory packaging for further details. Store personnel can assist you and offer advice.

TECHNICAL DATA

  • Charger voltage 120V~60Hz
  • Output 20V
  • Charging current 0.4A
  • Rated power 12W
  • Charging time (approx.) 5 hr
  • Battery type Lithium battery
  • Machine weight 0.37lbs
  • Protection class /II

Battery Charger

WARNING : This product maybe contains lead, phthalate or other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. Please wash your hands after use.

INFORMATION FOR RADIATED EMISSION

This device complies with Canadian ICES-001. This device complies with Part 15 of the FCCRules. Operation is subject to the following two conditions:

  1. This device may not cause harmful interference, and
  2. This device must accept any interference received, including interference that may cause undesired operation.

WARNING : Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

NOTE : This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.

These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the equipment and receiver.
  • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
  • Consult the dealer or an experienced radio/ TV technician for help

CHARGING PROCEDURE

NOTE : Before using the tool, read the instruction book carefully

CHARGING YOUR BATTERY PACK

WARNING : The charger and battery pack are specifically designed to work together so do not attempt to use any other devices. The Li-Ion battery is protected against deep discharging. When the battery is empty, the machine is switched off by means of a protective circuit.

WARNING : When battery charge runs out after continuous use or exposure to direct sunlight or heat, allow time for the tool to cool down before re- charging to achieve the full charge.

BEFORE USING YOUR CORDLESS TOOL
Your battery pack is UNCHARGED and you must charge once before use. When you charge the new battery or one which has not been used for long periods of time, it may not reach full charge until after you have discharged it fully in use and recharge it several times.

HOW TO CHARGE YOUR BATTERY PACK

Connect the battery charger to the power supply. Then, push battery into charger base (2)until you hear a sound “click”, connection is finished and the light (1) will turn green flashing to show charging has started, until the battery is fully charged. A discharged battery at normal ambient temperature will take approximately 5 hours to reach full charge. When charging is completed, unplug the charger and remove the battery pack.

NOTE : This charger is designed to detect some problems that can arise with battery pack. (see table below)

NOTE:

  1. The charger will not automatically switch off when the battery is full charged. Do not leave your battery on charge continuously. This may damage the battery cells. Do not overcharge any batteries.
    WARNING : After long usage the battery will become hot. Let the hot battery cool down for at least 0.5 hour before recharging.

  2. Do not charge a battery when it too hot or the air temperature is blew 4oC.

  3. In a warm environment or after heavy use, the battery pack may become too hot to permit charging. Allow time for the battery to cool down before recharging. When the battery is charged for the first time and after prolonged storage, the battery will only accept approximately 60% charge. However, after several charge and discharge cycles the battery will accept a 100% charge.

  4. It must be charged for 12 hours before using the first time!

  5. When charging is completed, unplug the charging plug form the wall socket.
    WARNING : Shock hazard. Don’t allow any liquid to get inside charger. Electric shock may be the result.
    CAUTION : Never attempt to open the battery pack for any reason. If the plastic housing of the battery pack breaks or cracks, return to a service center for recycling.

STORAGE RECOMMENDATIONS

  1. The best storage place is one that is cool and dry away from direct sunlight and excess heat or cold.
  2. If the battery pack will not be used for a long time, it is best to make sure it is properly stored. Make sure it is half or fully charged before storing. The battery should be stored in an area that maintains a temperature of approximately 65°F and 75°F (18°- 24°C). Long term exposures to hot temperatures are hazardous to the battery packs life. Additionally, the battery pack should be charged at least once a year.

MAINTENANCE

ROBLEMS AND SOLUTIONS

I CANNOT FIT THE BATTERY INTO THE BATTERY CHARGER. WHY?
Check if the charger and the battery pack are specifically designed for working together.

REASONS FOR DIFFERENT CHARGING TIMES
The charging time can be affected by many reasons which are not defects in your product.

  1. If the battery pack is only partly discharged it may be re-charged in less than 5 hours.
  2. If the battery pack and ambient temperature are very cold then re-charging may take more hours.
  3. If the battery pack is very hot you must remove your battery pack from the charger and allow your battery pack to cool first to ambient temperature and then recharging can be started.

NOTE : The charging time can be affected by many reasons which do not indicate defects in your product.

Remove the plug from the electrical socket before carrying out any adjustment, servicing or maintenance. Your tool requires no additional lubrication or maintenance. Never use water or chemical cleaners to clean your tool. Wipe clean with a dry cloth. Always store your tool in a dry place

Copyright © 2015, Positec. All Rights Reserved. 2CHT06EPK12001A0 www.worx.com

References

Read User Manual Online (PDF format)

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