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OWNER’S MANUAL
Model 300A
For 12-Volt Lead-Acid Batteries
™
SpeedCharge
Fully Automatic
3 Amp Battery Charger/
Maintainer with
Float-Mode Monitoring
CAUTION:
Read all Safety Rules and Operating Instructions,
and follow them with each use of this product.
Schumacher Electric Corporation
Mount Prospect, IL 60056 U.S.A.
SENd WARRANTy PROdUCT REPAIRS TO:
Customer Service Returns
P.O. Box 280,1025 E. Thompson, Hoopeston, IL 60942-0280
Questions? Call Customer Service: 1-800-621-5485
0099000507/120
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TABLE OF CONTENTS IMPORTANT SAFETy INSTRUCTIONS ................................................................... 3 PERSONAL SAFETy PRECAUTIONS ...................................................................... 4 BEFORE USING yOUR BATTERy CHARGER ........................................................ 5 Plugging It In ......................................................................................................... 5 Using An Extension Cord ....................................
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IMPORTANT SAFETy INSTRUCTIONS WARNING – RISK OF EXPLOSIVE GASES WORKING IN VICINITY OF A LEAD-ACID BATTERY IS DANGEROUS. BAT- TERIES GENERATE EXPLOSIVE GASES DURING NORMAL BATTERY OP- ERATION. FOR THIS REASON, IT IS OF UTMOST IMPORTANCE THAT EACH TIME BEFORE USING YOUR CHARGER, YOU READ THIS MANUAL AND FOLLOW THE INSTRUCTIONS EXACTLY. To reduce risk of battery explosion, follow these instructions and those published by battery manufacturer and manufacturer of any equipment you intend to use i
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Never touch the battery clamps together Never pull out the plug by the cord when when the charger is on. You could cause unplugging the charger. Pulling on the a spark. cord may cause damage to the cord or the plug. Never operate charger if it has received a hard blow, been dropped, or otherwise do not operate the charger if it has a damaged. Take it to a qualified profes- damaged power cord or plug. Have the sional for inspection and repair. cord replaced. Be sure to position the charger
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BEFORE USING yOUR BATTERy CHARGER It is important to understand the charger’s requirements. This section explains the charger’s electrical requirements and how to prepare a battery for charging. PLUGGING IT IN VERSATILE QUICK-dISCONNECT Your charger requires a 120V AC electri- HARNESS cal outlet installed according to all local Snap any of the three connectors into codes and ordinances. place in seconds: BATTERy CLAMPS Connect the clamps to the charger. Follow the Operating Instructions t
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USING yOUR BATTERy CHARGER The 300A does not have an ON/OFF switch. The On and Off commands are con- trolled by plugging the 300A into a 120V AC electrical wall outlet only after battery connections have been made. *Indicates an overload condition caused LEd Indicators by shorting of the battery clamps, re- Charging Charged Check Battery* verse polarity (hookup) connection to a Amber Green Red battery, or charging a problem battery. PREPARING yOUR BATTERy TO BE CHARGEd It is important that
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OPERATING INSTRUCTIONS IMPORTANT: Follow all safety instructions and precautions when charging your bat- tery. Wear complete eye protection and clothing protection. Charge your battery in a well-ventilated area. CHARGING BATTERy IN THE block, away from the battery (see VEHICLE: figure left). DO NOT connect clamp to negative battery post, carburetor, 1. Avoid personal injury by keeping and fuel line or sheet metal part. clear of fan blades, belts, pulleys and other engine parts. Connecting
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CHARGING BATTERy REMOVEd 4. Position yourself as far away from the battery as possible, and then FROM THE VEHICLE: connect the black (NEGATIVE) POSITIVE NEGATIVE output clamp to the free end of the cable. BATTERy CHARGER BATTERy 5. Plug the power cord into an AC 120V electrical wall outlet. The charger will be set to the Tester Mode for REGU- POWER CORd LAR battery type. 24", 6 GAUGE CABLE 6. Press the appropriate control buttons TO to select the desired charge rate GROUNdEd POWER and ba
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BATTERy PERCENT ANd CHARGE TIME This charger adjusts the charging time in Amp Hour Average Charge order to charge the battery completely, Battery Charger Time in Hours efficiently and safely. 4 1.5 – 2 This battery charger has a rated output 10 3.5 – 4 of 3 ampere. This output will vary with the age and condition of the battery 20 7 – 8 being charged. If battery has only been 30 11 – 12 slightly discharged, it can be charged in 45 16.5 – 17 less than a few hours. The same battery will t
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