.5 Amp Electronic Onboard Battery Charger 99857 Set up and Operating Instructions Distributed exclusively by Harbor Freight Tools®. 3491 Mission Oaks Blvd., Camarillo, CA 93011 Visit our website at: http://www.harborfreight.com Read this material before using this product. Failure to do so can result in serious injury. Save this manual. Copyright© 2008 by Harbor Freight Tools®. All rights reserved.
Save This Manual NOTICE is used to address practices not related to personal injury. Keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the back of the manual near the assembly diagram (or month and year of purchase if product has no number). Keep this manual and the receipt in a safe and dry place for future reference.
matching outlets will reduce risk of electric shock. non-skid safety shoes, hard hat, or hearing protection used for appropriate conditions will reduce personal injuries. b. Avoid body contact with grounded surfaces such as pipes, radiators, ranges and refrigerators. There is an increased risk of electric shock if your body is grounded. c. Do not overreach. Keep proper footing and balance at all times. This enables better control of the Battery Charger in unexpected situations. c.
Battery Charger or these instructions to operate the Battery Charger. Battery Chargers are dangerous in the hands of untrained users. d. Maintain Battery Chargers. Check for breakage of parts and any other condition that may affect the Battery Charger’s operation. If damaged, have the Battery Charger repaired before use. Many accidents are caused by poorly maintained Battery Chargers. e.
9. Do not attempt to start or jump a vehicle with this Battery Charger plugged in. Do not use this Battery Charger to charge a dead, damaged or severely discharged battery. This charger is designed to “top off” and maintain a battery at or near 12 VDC. 10. Do not leave the Charger unattended when it is plugged into an electrical outlet. Unplug the Charger from its electrical outlet before leaving. 11. The battery charger may get hot during use.
Grounding To prevent electric shock and death from incorrect grounding wire connection: Check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded. Do not modify the power cord plug provided with the tool. Never remove the grounding prong from the plug. Do not use the tool if the power cord or plug is damaged. If damaged, have it repaired by a service facility before use. If the plug will not fit the outlet, have a proper outlet installed by a qualified electrician.
3. 4. 5. 6. 7. As the distance from the supply outlet increases, you must use a heavier gauge extension cord. Using extension cords with inadequately sized wire causes a serious drop in voltage, resulting in loss of power and possible tool damage. (See Table A.) The smaller the gauge number of the wire, the greater the capacity of the cord. For example, a 14 gauge cord can carry a higher current than a 16 gauge cord. (See Table A.
Specifications Electrical Requirements 120 V~ / 60 Hz Output Voltage 12 VDC / 1.5 Amps Charging Method 3-Stage trickle charge Status Indicators Overload Protection Additional Protection Red, Yellow and Green LED lights On / Off trickle charging with Thermal Overload Protection Short Circuit and Polarity Protection Unpacking Note: For additional information regarding the parts listed in the following pages, refer to the Assembly Diagram near the end of this manual. Mounting 1.
sure that there are no wires, hoses or other components behind the wall that will be damaged by drilling. Use Brackets A and B to grip the Battery Charger. Attach to the compartment wall using two Self Tapping Screws (12). 5. For mounting under the battery, assemble Brackets A, B and C (9, 6 and 5) as shown in Figure 2 below. Bracket A (9) Side View of Brackets Assembly Slide Bracket C (5) under Battery to the battery.
2. 1st stage: Constant Current. When the battery is severely discharged, the Charger applies Constant Current. This stage speedily charges the battery while protecting against damage, loss of Hydrogen or even explosion. The battery is charged to a maximum of 14.8 Volts DC. 3. 2nd Stage: Constant Voltage. This is a speed charge cycle for batteries nearly full. It will top off the battery at 14.8 Volts DC, utilizing a 200 mA trickle charge. 4. 3rd stage: Floating Constant Voltage.
Cleaning and Maintenance. LED Color ON / OFF Condition Green Red OFF OFF Charger is not operating. Check connections and status of 120 VAC circuit. Green Yellow Red ON ON OFF 120 VAC is present and charger is operating. Green Red Yellow ON OFF OFF 120 VAC is present. Battery is fully charged. BEFORE EACH USE, inspect the general condition of the Charger.
Problem Troubleshooting Possible Causes Likely Solutions Tool will not operate. LED lights off. 1. No power at outlet. 2. Cord not connected. 1. Check power at outlet. 2. Check that cord is plugged in. LED lights on, but tool does not charge battery 1. Loose or dirty connection at battery terminals. 1. Check connections. Clean and re-tighten. Follow all safety precautions whenever diagnosing or servicing the tool. Disconnect power supply before service.
ASSEMBLY DIAGRAM SKU 99857 For technical questions, please call 1-800-444-3353.
LIMITED 90 DAY WARRANTY Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase.