ENGLISH
9
When using a cable reel, always unwind the cable 
completely.
ASSEMBLY AND ADJUSTMENTS
   WARNING: To reduce the risk of 
injury, turn unit off and disconnect 
machine from power source before 
installing and removing accessories, 
before adjusting or changing set-ups 
or when making repairs. Be sure the 
trigger switch is in the OFF position. An 
accidental start-up can cause injury.
Selecting the Operating Mode 
(fig. 2)
D25313, D25323, D25324
The tool can be used in the following operating 
modes:
 Rotary drilling: for screwdriving and for 
drilling into steel, wood and plastics. 
 Hammerdrilling: for concrete and masonry 
drilling operations. 
 Hammering only: for light chipping, 
chiselling and demolition applications. In 
this mode the tool can also be used as a 
lever to free a jammed drill bit. 
 Bit rotation: non-working position used 
only to rotate a flat chisel into the desired 
position.
D25223
The tool can be used in the following operating 
modes:
 Rotary drilling: for screwdriving and for 
drilling into steel, wood and plastics. 
 Hammerdrilling: for concrete and masonry 
drilling operations. 
 Bit rotation: non-working position used 
only to rotate a flat chisel into the desired 
position.
 Hammering only: for light chipping, 
chiselling and demolition applications. In 
this mode the tool can also be used as a 
lever to free a jammed drill bit. 
  1. To select the operating mode, press the safety 
lock (e) and rotate the mode selector switch 
(d) until it points to the symbol of the required 
mode.
  2. Release the safety lock and check that the 
mode selector switch is locked in place.
 
 WARNING: Do not select the operating 
mode when the tool is running.
Indexing the Chisel Position (fi g. 2)
The chisel can be indexed and locked into 51/52 
different positions.
  1. Rotate the mode selector switch (d) until it 
points to the bit rotation symbol.
  2. Rotate the chisel in the desired position.
  3. Set the mode selector switch (d) to the 
hammering only position.
  4. Twist the chisel until it locks in position.
Inserting and Removing SDS Plus
®
 
Accessories (fig. 3)
This tool uses SDS Plus
®
 accessories (refer to 
the inset in figure 3 for a cross-section of an SDS 
Plus
®
 bit shank). We recommend using professional 
accessories only.
  1. Clean and grease the bit shank.
  2. Insert the bit shank into the tool holder/locking 
sleeve (f).
  3. Push the bit down and turn it slightly until it fits 
into the slots.
  4. Pull on the bit to check if it is properly locked. 
The hammering function requires the bit to be 
able to move axially several centimetres when 
locked in the tool holder.
  5. To remove a bit, pull back the tool holder/
locking sleeve (f) and pull out the bit.
   WARNING: Always wear gloves when 
you change accessories. The exposed 
metal parts on the tool and accessory 
may become extremly hot during 
operation.
Fitting the Side Handle (fig. 4)
The side handle (i) can be fitted to suit both RH- and 
LH-users.
   WARNING: Do not use the tool without 
the side handle properly assembled.
  1. Loosen the side handle.
 2. For RH-users: slide the side handle clamp 
over the collar behind the tool holder, handle at 
the left.
 For LH-users: slide the side handle clamp over 
the collar behind the tool holder, handle at the 
right.