DieHard 28.71344 Operator's Manual
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DieHard 28.71344 Operator's Manual

DieHard 28.71344 Operator's Manual

6v/12v automatic battery charger & engine starter
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OPERATOR'S MANUAL / MANUAL DEL USUARIO
CAUTION:
Read and follow all safety
rules and operating instructions
before every use of this product.
SAVE THESE INSTRUCTIONS.
Sears Brands Management Corporation, Hoffman Estates, IL 60179 U.S.A.
6V/12V Automatic

Battery Charger

& Engine Starter
6V / 12V Cargador
y arrancador
Model / Modelo:
28.71344
Lea y siga todas las reglas
de seguridad e instrucciones de uso
antes de cada uso de este producto.
GUARDE ESTAS INSTRUCCIONES.
de baterías
automático
ATENCIÓN:
0099001453-00

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Do you have a question about the 28.71344 and is the answer not in the manual?

Questions and answers

David
March 23, 2025

Looking to repair charger. Need circuit board.

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1 comments:
Mr. Anderson
March 23, 2025

The manual does not provide specific information on where to find a circuit board for the DieHard charger with part number 28.71344. However, for troubleshooting or replacement parts, you can call the customer service number provided in the manual: 1-800-732-7764, available Monday through Friday from 7:00 am to 5:00 pm CT.

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Summary of Contents for DieHard 28.71344

  • Page 1: Battery Charger

    Battery Charger & Engine Starter 6V / 12V Cargador de baterías automático y arrancador Model / Modelo: 28.71344 CAUTION: ATENCIÓN: Read and follow all safety Lea y siga todas las reglas rules and operating instructions de seguridad e instrucciones de uso before every use of this product.
  • Page 2 DIEHARD THREE-YEAR FULL WARRANTY ® When operated and maintained according to all supplied instructions, if this DieHard ® product fails due to a defect in material or workmanship within 3 years from the date of purchase, return it to any DieHard outlet in the United States for free replacement.

  • Page 3: Important Safety Instructions

    1. IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS. 1.1 SAVE THESE INSTRUCTIONS – 1.8 Do not disassemble charger; take it to This manual contains important safety a qualified serviceman when service or and operating instructions. repair is required. Incorrect reassembly may result in a risk of electric shock or fire. 1.2 Do not expose the charger to rain or snow.

  • Page 4: Preparing To Charge

    3. PREPARING TO CHARGE 3.1 If necessary to remove battery from battery without removable cell caps, such vehicle to charge, always remove as valve regulated lead acid batteries, grounded terminal from battery first. Make carefully follow manufacturer’s recharging sure all accessories in the vehicle are off, instructions.

  • Page 5: Follow These Steps When Battery Is Outside Vehicle

    7. FOLLOW THESE STEPS WHEN BATTERY IS OUTSIDE VEHICLE A SPARK NEAR THE BATTERY MAY connect NEGATIVE (BLACK) charger clip CAUSE A BATTERY EXPLOSION. TO to free end of cable. REDUCE THE RISK OF A SPARK NEAR 7.5 Do not face battery when making final THE BATTERY: connection.

  • Page 6: Control Panel

    Selection button once, the output current • DIEHARD PLATINUM – Select this is shut off and the display with show OFF option only if your battery is a DieHard and then the battery voltage. If you press Platinum battery. NOTE: When DieHard...
  • Page 7 AC outlet, or 7. When the charger starts, the display it could damage the charger. will show DIEHARD. NOTE: This charger is equipped with 8. Select the battery type and charge rate. an auto-start feature. Current will not be Charging will then begin automatically.

  • Page 8: Battery Charging Times

    The times given are for batteries with a 50% charge prior to recharging. MAINTAINING A BATTERY charging your battery. Wear complete eye protection and protective clothing. The 28.71344 maintains 6 and 12 volt batteries, keeping them at full charge. WARNING: Using the ENGINE START It is not recommended for industrial setting WITHOUT a battery installed in applications.
  • Page 9 NOTE: If the engine does turn over but TESTER AND CHARGER never starts, there is not a problem with When first turned on, the unit operates only the starting system; there is a problem as a tester, not as a charger. Selecting a somewhere else with the vehicle.

  • Page 10: Display Messages

    12. DISPLAY MESSAGES DIEHARD – Scrolls twice upon startup. CHARGING ABORTED BAD BATTERY (Yellow/orange CHARGING LED flashing) – CONNECT CLAMPS (VOLTAGE LED lit) –...
  • Page 11 PROBLEM POSSIBLE CAUSE REASON/SOLUTION Battery clamps do not The charger is equipped No problem; this is a normal spark when touched with an auto-start feature. condition. together. It will not supply current to the battery clamps until a battery is properly connected. The clamps will not spark if touched together.

  • Page 12: Before Returning For Repairs

    15. BEFORE RETURNING FOR REPAIRS • When a charging problem arises, make • When an UNKNOWN OPERATING certain that the battery is capable of PROBLEM arises, please read the accepting a normal charge. Double check complete manual and call the customer all connections, the AC outlet for a full service number for information.

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