User manual BLACK & DECKER BHD5

[. . . ] 9 Beware of maximum sound pressure Take appropriate measures for the protection of hearing if the sound pressure of 85 dB(A) is exceeded. 12 Avoid unintentional starting Do not carry the plugged-in tool with a finger on the switch. 14 Disconnect tool Shut off power and wait for the tool to come to a complete standstill before leaving it unattended. Unplug the tool when not in use, before servicing or changing accessories. [. . . ] Torque limiting clutch All Rotary Hammers are equipped with a torque limiting clutch that reduces the maximum torque reaction transmitted to the operator in case of jamming of a drill bit. This feature also prevents the gearing and electric motor from stalling. B) The electronic speed and impact control (2) offers the following advantages: - use of smaller drill bits without risk of bit breakage - drilling into light and brittle materials without shattering - optimal tool control for precise chiselling Check for damage to the tool, parts or accessories which may have occurred during transport. B) The red service indicator LED (3) lights up when the carbon brushes are nearly worn out to indicate that the tool needs servicing. Always check that the power supply corresponds to the voltage on the rating plate. Your BERNER tool is double insulated in accordance with EN 50144; therefore no earth wire is required. Never connect the live (L) or neutral (N) wires to the earth pin marked E or . For 115 V units with a power rating exceeding 1500 W, we recommend to fit a plug to BS4343 standard. If an extension cable is required, use an approved extension cable suitable for the power input of this tool (see technical data). Should your mains plug need replacing and you are competent to do this, proceed as instructed below. If you are in doubt, contact an authorized BERNER repair agent or a qualified electrician. Cut off the plug and dispose of it safely; a plug with bared copper conductors is dangerous if engaged in a live socket outlet. Only fit 13 Amperes BS1363A approved plugs fitted with the correctly rated fuse (1). The cable wire colours, or a letter, will be marked at the connection points of most good quality plugs. Before replacing the top cover of the mains plug ensure that the cable restraint (3) is holding the outer sheath of the cable firmly and that the two leads are correctly fixed at the terminal screws. The hammering function requires the bit to be able to move axially several centimetres when locked in the tool holder. To remove a bit pull back the tool holder locking sleeve (6) and pull the bit out of the tool holder. With dial settings from , , 1" (low) to , , 7" (full power) the tool is extremely versatile and adaptable for many different applications. (BHD-5 from "1" to "5") The required setting is a matter of experience. When using smaller diameter bits or when drilling into ceramic or brittle materials, set the dial to position , , 1" (low). D1 & D2) Your Rotary Hammer can be used in two operating modes: hammer drilling: simultaneous rotating and impacting - for all concrete and masonry drilling operations. Hammering only with spindle lock: impacting only - for light chipping, chiselling and demolition applications. [. . . ] Cleaning Keep the ventilation slots clear and regularly clean the housing with a soft cloth. Take your tool to an authorized BERNER repair agent where it will be disposed of in an environmentally safe way. Each tool, spare part or accessory is consistently checked before being dispatched from the manufacturing plant. If, despite this fact, there are any defects, please send the item directly to our Client Services Headquarters or to the nearest service repair shop of the firm BERNER. [. . . ]