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DieHard Manuals & User Guides

America's most trusted brand for automotive batteries, battery chargers, portable power stations, and jump starters designed for reliability in extreme conditions.

Tip: include the full model number printed on your DieHard label for the best match.

About DieHard manuals on Manuals.plus

DieHard is an iconic American brand renowned for its high-performance automotive batteries and power solutions. Originally established by Sears in 1967 and now owned by Advance Auto Parts, DieHard has built a legacy on reliability and durability, marketing products designed to operate in the toughest weather conditions. While best known for vehicle batteries, the brand's extensive catalog includes intelligent battery chargers, jump starters, inverter generators, portable power stations, alkaline batteries, work boots, and flashlights.

Modern DieHard products feature advanced technologies such as microprocessor-controlled charging for AGM and Gel batteries, as well as circular economy manufacturing processes for lead-acid batteries. Whether for automotive maintenance, emergency backup power, or job site utility, DieHard aims to provide 'Life' to your devices and vehicles. Support and warranty services for the brand are primarily handled through the Advance Auto Parts and Carquest network.

DieHard manuals

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DieHard DHD2400iSCO Inverter Generator Ntuziaka ntuziaka

Maachị 13, 2025
DieHard DHD2400iSCO Inverter Generator Specifications Model: DHD2400iSCO Power Output: 2400 Watts Fuel Tank Capacity: 0.63 US gallon (2.4L) Introduction Thank you for choosing DieHard! This manual provides instruction on how…

Akwụkwọ ntuziaka onye nwe DieHard 200.71220 chaja batrị

Febụwarị 9, 2024
DieHard 200.71220 chaja batrị na-ejigide nkọwa nkọwa ụdịdị No.: 200.71220 Ụdị chaja: chaja batrị/njikwa batrị Amps: 1.5 Amp Charging Mode: Fully Automatic Float-Mode Monitoring Product Information The DieHard Battery Charger/Maintainer Model…

DieHard manuals from online retailers

DieHard 300-Watt Portable Power Station User Manual

DH-20001-01 • October 14, 2025
Comprehensive user manual for the DieHard 300-Watt Portable Power Station (Model DH-20001-01), covering setup, operation, maintenance, troubleshooting, and specifications for reliable power.

DieHard Portable Power Station 500-Watt User Manual

DH-20002-01 • August 28, 2025
This comprehensive user manual provides detailed instructions for the DieHard Portable Power Station 500-Watt, covering product features, setup, operation, charging, safety, maintenance, troubleshooting, and technical specifications. Learn how…

DieHard AAA Alkaline Batteries - User Manual

41-1124 • Julaị 12, 2025
DieHard AAA batteries are a necessity in every house to power your everyday devices. These reliable, mercury-free batteries have a 10-year shelf life so keep extra on hand…

DieHard Men's Nitro Fire and Safety Boot User Manual

DH60860 • Julaị 2, 2025
Comprehensive user manual for DieHard Men's Nitro Fire and Safety Boots, Model DH60860, covering setup, operation, maintenance, troubleshooting, and specifications, designed for optimal safety and durability.

DieHard video guides

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DieHard support FAQ

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  • What does a flashing green light mean on my DieHard battery charger?

    On most DieHard microprocessor-controlled chargers, a rapidly flashing green light indicates the battery is actively charging. A slowly flashing green light typically means the charger is in maintenance or float mode, keeping the battery fully charged.

  • Can I use my DieHard charger on AGM or Gel batteries?

    Yes, most modern DieHard automatic chargers are designed for 12V lead-acid batteries, including Standard, AGM, and Gel types. Always check the specific mode or switch settings on your device.

  • How do I obtain warranty service for a DieHard product?

    Since the acquisition by Advance Auto Parts, warranty claims for DieHard batteries and products are generally handled at Advance Auto Parts or Carquest locations. Legacy Sears products may have different support paths; verify your model's terms.

  • My DieHard generator is overloaded; how do I reset it?

    If the overload indicator is red but the engine is running, disconnect all electrical loads, reduce the total power draw, and then press the reset breaker button on the control panel to restore output.

  • How do I use the Engine Start feature on my charger?

    Jikọọ clamps properly to the battery, select the 'Engine Start' setting, and wait for any required countdown. Crank the engine for no more than 3-5 seconds. If it fails to start, allow the charger/battery to cool before trying again.