Functional Description; Intended Use; Product Features - Bosch GBH 3-28 DFR Professional Originalbetriebsanleitung

OBJ_BUCH-770-003.book Page 20 Tuesday, April 7, 2009 9:51 AM
20 | English
Products sold in GB only: Your product is fitted
with an BS 1363/A approved electric plug with
internal fuse (ASTA approved to BS 1362).
If the plug is not suitable for your socket outlets,
it should be cut off and an appropriate plug fit-
ted in its place by an authorised customer serv-
ice agent. The replacement plug should have the
same fuse rating as the original plug.
The severed plug must be disposed of to avoid a
possible shock hazard and should never be in-
serted into a mains socket elsewhere.
Products sold in AUS and NZ only: Use a resid-
ual current device (RCD) with a rated residual
current of 30 mA or less.

Functional Description

Read all safety warnings and all
instructions. Failure to follow the
warnings and instructions may re-
sult in electric shock, fire and/or
serious injury.
While reading the operating instructions, unfold
the graphics page for the machine and leave it
open.

Intended Use

The machine is intended for hammer drilling in
concrete, brick and stone, as well as for light
chiselling work. It is also suitable for drilling with-
out impact in wood, metal, ceramic and plastic.
Machines with electronic control and right/left
rotation are also suitable for screwdriving.

Product Features

The numbering of the product features refers to
the illustration of the machine on the graphics
page.
1 Quick change keyless chuck
(GBH 3-28 DFR)
2 SDS-plus quick change chuck
(GBH 3-28 DFR)
3 SDS-plus tool holder
4 Dust protection cap
5 Locking sleeve
1 619 929 E56 | (7.4.09)
6 Lock ring for rapid-change chuck
(GBH 3-28 DFR)
7 On/Off switch
8 Release button for mode selector switch
9 Mode selector switch
10 Button for depth stop adjustment
11 Depth stop
12 Auxiliary handle
13 Rotational direction switch
14 Securing screw for key type drill chuck*
15 Key type drill chuck*
16 SDS-plus adapter shank for drill chuck*
17 Drill chuck mounting (GBH 3-28 DFR)
18 Identification grooves
19 Front sleeve of the quick change keyless
chuck (GBH 3-28 DFR)
20 Retaining ring of the quick change keyless
chuck (GBH 3-28 DFR)
21 Extraction sleeve of the dust extraction
attachment*
22 Clamping screw for the dust extraction
attachment*
23 Depth stop of the dust extraction
attachment*
24 Telescopic pipe of the dust extraction
attachment*
25 Wing bolt of the dust extraction attach-
ment*
26 Guide pipe of the dust extraction attach-
ment*
27 Universal bit holder with SDS-plus shank*
*Accessories shown or described are not part of the
standard delivery scope of the product. A complete
overview of accessories can be found in our acces-
sories program.
Bosch Power Tools