C 4/12-50 Printed: 03.01.
Printed: 03.01.
C 4/12-50 Original operating instructions Printed: 03.01.
Printed: 03.01.
1 Information about the documentation 1.1 About this documentation 1.2 Explanation of symbols used • Read this documentation before initial operation or use. This is a prerequisite for safe, trouble-free handling and use of the product. • Observe the safety instructions and warnings in this documentation and on the product. • Always keep the operating instructions with the product and make sure that the operating instructions are with the product when it is given to other persons. 1.2.
These numbers refer to the corresponding illustrations found at the beginning of these operating instructions The numbering reflects the sequence of operations shown in the illustrations and may deviate from the steps described in the text Item reference numbers are used in the overview illustrations and refer to the numbers used in the product overview section This symbol is intended to draw special attention to certain points when handling the product. 1.3 Product-dependent symbols 1.3.
2 Safety 2.1 General power tool safety warnings WARNING Read all safety warnings and all instructions. Failure to follow the warnings and instructions may result in electric shock, fire and/or serious injury. Save all warnings and instructions for future reference. Work area safety ▶ Keep work area clean and well lit. Cluttered or dark areas invite accidents. ▶ Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases or dust.
hat, or hearing protection used for appropriate conditions will reduce personal injuries. ▶ Prevent unintentional starting. Ensure the switch is in the off‐position before connecting to power source, picking up or carrying the tool. Carrying power tools with your finger on the switch or energising power tools that have the switch on invites accidents. ▶ Remove any adjusting key or wrench before turning the power tool on.
2.2 Battery charger use and care 2.3 Battery use and care ▶ To avoid injury, use the charger only to charge Hilti Li-ion batteries approved for use with this charger. ▶ The location at which the charger is used should be clean and cool but protected from frost. ▶ The charger must be able to emit heat while in operation. The air vents must therefore remain unobstructed. Accordingly, remove the charger from the toolbox. Do not operate the charger inside a closed container.
where it can be kept under observation and allowed to cool down. In this case, always contact your Hilti Service. 3 Description 3.1 Product overview @ ; Battery Operating status display and battery charge status display 3.2 Intended use 6 English = % & LED 1 LED 2 Battery interface The product described is a battery charger for Hilti Li-ion batteries with a rated voltage of 10.8 volts.
Not all batteries are available in all markets. 3.3 Information displayed 3.3.1 Information displayed by the charger and battery Display with LED 1 Off Display with LED 2 Off Flashing red light Green light Green light Green light Red light Off Off blinks green Green light Off On the charger No electric power or the charger is defective. The battery is too hot or too cold. The charger is ready for use. The battery is charging. Battery is fully charged Charger malfunction. 3.3.
5.2 Charging the battery 1. Make sure that the contacts on the battery and the contacts on the charger are clean and dry. ➥ A list of the batteries approved for use with this product can be found at the end of this document. 2. Push the battery into the interface of the charger. Check that the encoding of the battery and charger interface match. ➥ Charging begins automatically after insertion of the battery in the charger. The state of charge indicator on the battery is deactivated during charging.
Malfunction LED 1 lights up green, LED 2 is off. Possible cause The battery may be defective. LED 1 blinks red, LED 2 is off. The battery is too hot or too cold: the battery doesn’t charge. LED 1 lights up red, LED 2 is off. Charger malfunction. 7 Action to be taken ▶ Remove the battery from the charger. If no LED lights on the battery after activation of the state of charge indicator, the battery is defective. Have the battery checked by Hilti Service.
• Check all visible parts and controls for signs of damage at regular intervals and make sure that they all function correctly. • Do not operate the product if signs of damage are found or if parts malfunction. Have it repaired immediately by Hilti Service. • After cleaning and maintenance, fit all guards or protective devices and check that they function correctly. To help ensure safe and reliable operation, use only genuine Hilti spare parts and consumables.
Printed: 03.01.
Hilti = registered trademark of Hilti Corp., Schaan Printed: 03.01.
