RIDGID Comprehensive Guide to Your Hammer Drill

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OPERATOR’S MANUAL

1/2 in., 24 VOLT LITHIUM-ION HAMMER DRILL

TWO-SPEED/REVERSIBLE

R851150

NEW BATTERY PACKS MUST BE

CHARGED BEFORE FIRST USE

Your hammer drill has been engineered and manufactured to our high standards for dependability, ease of operation, and operator safety. When properly cared for, it will give you years of rugged, trouble-free performance.

WARNING:

To reduce the risk of injury, the user must read and understand the operator’s manual before using this product.

Thank you for buying a RIDGID product.

SAVE THIS MANUAL FOR FUTURE REFERENCE

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Contents OPERATOR’S Manual NEW Battery Packs Must be Charged Before First USEIntroduction Table of ContentsWork Area Safety General Safety RulesElectrical Safety Personal SafetyBattery Tool USE and Care Specific Safety RulesService Safety Rules for Charger Important Safety InstructionsName DESIGNATION/EXPLANATION SymbolsSymbol Signal Meaning Product Specifications FeaturesMode Change Ring Auxiliary Handle AssemblyTorque Adjustment Ring Know Your Hammer DrillInstalling the Auxiliary Handle Assembly AssemblyUnpacking Packing ListOperation Charging the Battery PackApplications Charging a HOT Battery Pack Charge Level IndicatorCharging a Cool Battery Pack To ChargeLED Function of Charger LED Battery RED Green Action Indicator PackRemoving Battery Pack To Install Battery PackSwitch Trigger Drill BIT Hammer Mode Drive Torque Adjustment Selecting DRIVE, DRILL, or Hammer SettingRemoving Bits Installing BitsDrilling Using the Auxiliary Handle AssemblyMetal Drilling Wood DrillingMasonry Drilling General Maintenance MaintenanceBattery Pack Removal and Preparation for Recycling BatteriesChuck Removal To Retighten a Loose ChuckDAY Satisfaction Guarantee Policy WarrantyWhat is Covered Under the 3 Year Limited Service Warranty HOW to Obtain Service What is not CoveredCustomer Service Information