Operation Manual

24 | English
1 609 929 K57 | (27.11.07) Bosch Power Tools
Intended Use
In conjunction with a dust-category M vacuum
cleaner and with firm support of the cutting
guide, the machine is intended to cut or slot
mainly mineral materials such as reinforced con-
crete, brickwork and road surfaces without the
use of water.
Product Features
The numbering of the product features refers to
the illustration of the machine on the graphics
page.
1 Two-pin spanner for clamping nut*
2 Release lock
3 Release button for the cutting unit
4 Cutting-depth scale
5 Button for depth stop adjustment
6 Depth stop
7 Chaser rollers
8 Working-direction arrow
9 Spindle lock button
10 On/Off switch
11 Service indicator(GNF 35 CA)
12 Vacuum hose*
13 Vacuum connection
14 Parallel guide(GNF 20 CA)*
15 Guide bolt for parallel guide(GNF 20 CA)*
16 Grinder spindle
17 Mounting flange
18 Diamond cutting disc*
19 Spacer discs
20 Clamping nut
21 Break-out tool*
*The accessories illustrated or described are not in-
cluded as standard delivery.
Technical Data
Wall Chaser GNF 20 CA
Professional
GNF 35 CA
Professional
Article number
0 601 612 5.. 0 601 621 7..
Rated power input
W 900 1400
Output power
W 520 750
No-load speed
rpm 9300 9300
Max. diameter for diamond cutting discs
mm 115 150
Mounting bore
mm 22.2 22.2
Slot depth
mm 0 – 20 0 – 35
Slot width
mm 7 – 23 7 – 39
Weight according to EPTA-Procedure 01/2003
kg 3.4 4.7
Protection class
/II /II
The values given are valid for nominal voltages [U] of 230/240 V. For lower voltage and models for specific countries,
these values can vary.
Please observe the article number on the type plate of your machine. The trade names of the individual machines
may vary.
OBJ_BUCH-126-001.book Page 24 Tuesday, November 27, 2007 9:54 AM