User manual HITACHI DH 18DL

[. . . ] Read through carefully and understand these instructions before use. English Rechargeable battery Latch Push Handle Pull out Insert Pilot lamp Hole for connecting the rechargeable battery Drill bit Part of SDS-plus shank Front cap Grip Dust cup Dust collector (B) Push button Forward rotation Reverse rotation Push the R side Push the L side R indication L indication Hook Spring Larger diameter faces away Switch Phillips-head screwdriver Screw Arrow Hook cover Indentation Protuberance AAAA batteries Change lever " " mark " " mark Drill chuck Chuck adaptor Bit Socket Depth gauge Mounting hole Side handle Taper shank adapter Cotter English Rest Shift knob "POWER" mode "SAVE" mode Wear limit Nail of carbon brush Protrusion of carbon brush Contact portion outside brush tube D) Remove any adjusting key or wrench before turning the power tool on. A wrench or a key left attached to a rotating part of the power tool may result in personal injury. This enables better control of the power tool in unexpected situations. [. . . ] If you find rust, foul odor, overheating, discolor, deformation, and/or other irregularities when using the battery for the first time, do not use and return it to your supplier or vendor. Do not use the "SAVE" mode when boring holes with the wood drill. There is a likelihood that the motor will burn out. "x" Indicates that the battery pack is not compatible with that specific charger. Standard accessories are subject to change without notice. EBM1830 It may be convenient to prepare some extra batteries. Special screw Drill bit for steel Drill bit for wood Battery installation Insert the battery while observing its polarities. Before using the power tool, charge the battery as follows. When the power cord is connected, the charger's pilot lamp will blink in red. Insert the battery firmly, until it contacts the bottom of the charger compartment. CAUTION: If the battery is inserted in the reverse direction, not only recharging will become impossible, but it may also cause problems in the charger such as deformed recharging terminal. ) (See Table 1) (1) Pilot lamp indication The indications of the pilot lamp will be as shown in Table 1, according to the condition of the charger or the rechargeable battery. 1 A-Taper B-taper Anchor setting Anchor setting adapter Anchor size W 1/4" W 5/16" W 3/8" Optional accessories are subject to change without notice. Rotation and hammering function Drilling anchor holes Drilling holes in concrete Drilling holes in tile Rotation only function Drilling in steel or wood (with optional accessories) Tightening machine screws, wood screws (with optional accessories) The temperatures for rechargeable batteries are as shown in the table 2, and batteries that have become hot should be cooled for a while before being recharged. table 2 Recharging ranges of batteries Charger Rechargeable batteries BCL1430 , EBM1830 EB14B , EB1820L UC18YRL 0°C ­ 50°C x UC18YG x ­5°C ­ 60°C Regarding electric discharge in case of new batteries , etc. As the internal chemical substance of new batteries and batteries that have not been used for an extended period is not activated, the electric discharge might be low when using them the first and second time. this is a temporary phenomenon , and normal time required for recharging will be restored by recharging the batteries 2­3 times. How to make the batteries perform longer (1) Recharge the batteries before they become completely exhausted. When you feel that the power of the tool becomes weaker, stop using the tool and recharge its battery. When using a bit which has big diameter, enlarge the center hole of the dust cup with this rotary hammer. Installing dust collector (B) When using dust collector (B), insert dust collector (B) from the tip of the bit by aligning it to the groove on the grip. 7) CAUTION: The dust cup and dust collector (B) are for exclusive use of concrete drilling work. [. . . ] Inspecting the tool Since use of a dull tool will degrade efficiency and cause possible motor malfunction, sharpen or replace the tool as soon as abrasion is noted. Should any of the screws be loose, retighten them immediately. Failure to do so could result in serious hazard. Maintenance of the motor The motor unit winding is the very "heart" of the power tool. [. . . ]