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Schumacher SJ1342 - User Manual

Schumacher SJ1342
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0099001704E-02
Jump Starter
and DC Power Source
Arrancador
y Fuente de Poder de CC
Bloc d’alimentation
et aide démarrage
OWNERS MANUAL / MANUAL DEL USUARIO /
MANUEL D’UTILISATION
PLEASE SAVE THIS OWNERS MANUAL AND READ BEFORE EACH USE. This manual
will explain how to use the unit safely and effectively. Please read and follow these instructions
and precautions carefully.
POR FAVOR CONSERVE ESTE MANUAL DEL USUARIO Y LEALO ANTES DE CADA USO.
En este manual le explica cómo utilizar la unidad de manera segura y conable. Por favor, lea y
siga las siguientes instrucciones y precauciones.
ESSAYER DE GARDER LE MANUEL D’INSTRUCTIONS ET LE LIRE AVANT CHAQUE
UTILISATION. Ce manuel explique comment utiliser l’unité d’une façon sûre et efcace. S’il vous
plaît lisez et suivez ces instructions et précautions.
FOR MODELS / PARA MODELOS / POUR LES MODÈLES
BE01253
FR01239
FR01241
SJ1329
SJ1331
SJ1342

Table of Contents

Questions and Answers

  • W
    Wyatt ShermanAug 7, 2025
    Why won't my Schumacher Remote Starter jump start my car?
    • K
      Kerri TuckerAug 7, 2025
      There are several reasons why your Schumacher Remote Starter might fail to jump-start your car: * The internal battery may not be charged. Press the Battery Status button to check the charge level. * The connections could be reversed. Disconnect the unit and reverse the clamps. * The clamps might not be making a good connection. Ensure clean and secure connections to both the battery and the frame. * The vehicle's battery may be defective and need to be checked. * The unit might not be turned on. Make sure the unit's ON/OFF switch is in the ON position.
  • R
    rachel83Aug 18, 2025
    Why does the internal battery of my Schumacher SJ1342 Remote Starter not hold a charge?
    • B
      Brandon Farmer MDAug 18, 2025
      If the internal battery of your Schumacher Remote Starter won’t hold a charge, it could indicate that the battery is faulty and unable to accept a charge. It's recommended to have the battery checked.
  • V
    Vincent MichaelAug 28, 2025
    What to do if my Schumacher SJ1342 Remote Starter won't power my 12V device?
    • H
      Heather LeAug 28, 2025
      If your Schumacher Remote Starter won't power your 12V device, here's what might be happening: * The internal battery may not be charged. Check the battery status by pressing the Battery Status button. * The 12V device could be drawing more than 20A, experiencing a short circuit, or the internal fuse might have blown. In this case, a qualified service person needs to replace the internal 20A fuse. * The 12V device may not be turned on. Ensure the device is switched on.

Summary

Important Safety Instructions

Personal Precautions

Features

Charging the Internal Battery of the Unit

Checking the Level of the Internal Battery

Explains how to check the battery charge level using LED indicators.

Charging the Internal Battery

Details the process of charging the unit's internal battery using an extension cord.

Using the Jump Starter

Jump Starting a Vehicle

Instructions for using the jump starter to start a vehicle.

For Models with USB Port

How to use the USB port for charging devices.

For Models with Work Light

Instructions for operating the built-in work light.

Powering a 12 V DC Device

Maintenance Instructions

Moving and Storage Instructions

Troubleshooting

Before Returning for Repairs

Replacement Parts;Accessories

Limited Warranty

Warranty Card

Schumacher SJ1342 Specifications

General IconGeneral
TypeJump Starter
Compatibility12V vehicles
Battery Voltage12V
FeaturesLED Light, USB port
OutletsUSB
Battery CompatibilityLead-Acid
Clamp TypeHeavy-duty clamps

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