46 Ferm
ELECTRIC ROTARY HAMMER
DRILL
THE NUMBERS IN THE FOLLOWING TEXT
CORRESPOND WITH THE PICTURES AT PAGE 2
TECHNICAL SPECIFICATIONS
PRODUCT INFORMATION
Fig.A
1. Rotary stop selection lever
2. On-off Switch
3. Main handle
4. Hammer stop selection lever
5. Carbon brush cap
6. Electric cord
7. Auxiliary handle
8. Depth gauge
9. Dust cap
10. Drill
11. Locking sleeve
INTENDED USE
The Ferm FBH-850 is intended to be used for drilling
holes in material like stone, concrete and similar
materials. With suitable drill bits the machine also can be
used to drill holes in wood or metal. The machine can be
used as a demolition hammer in combination with the
appropriate chisels. All other purposes are explicitly
excluded.
Check the machine and accessories for transport
damage.
SAFETY INSTRUCTIONS
The following symbols are used in these instructions for
use:
Denotes risk of personal injury, loss of life or
damage to the tool in case of non-observance of
the instructions in this manual.
Denotes risk of electric shock.
Carefully read this manual before using the machine.
Make sure that you know how the machine functions and
how to operate it. Maintain the machine in accordance
with the instructions to make sure it functions properly.
Keep this manual and the enclosed documentation with
the machine.
SPECIAL SAFETY INSTRUCTIONS
BEFORE USING THE APPLIANCE
• Examine the drilling surface for hidden electric
cables, gas pipes or other obstacles with e.g. metal
detector.
• Check the following points:
Does the voltage of the motor correspond with the
mains power supply?
Are the extension cable, cord insulation and plug in
good condition: sturdy, not loose or damaged?
Is there a good connection at the socket?
Is the drill running abnormally, overheating or
generating excessive sparks?
Should any of the above problems be observed cease
all further use and make immediate repairs.
ELECTRICAL SAFETY
Warning! When using electric tools, basic safety
precautions should always be followed to reduce the
risk of fire, electric shock and personal injury. Read
all these instructions before attempting to operate
this product and save these instructions.
Always check that the voltage corresponds to the
voltage on the rating plate.
The machine is double insulated in accordance with
EN50144; therefore no earth wire is required.
Replacing cables or plugs
Immediately throw away old cables or plugs when they
have been replaced by new ones. It is dangerous to insert
the plug of a loose cable in the wall outlet.
Using extension cables
Only use an approved extension cable suitable for the
power input of the machine. The minimum conductor
size is 1.5 mm
2
. When using a cable reel always unwind
the reel completely.
Voltage | 230 V
~
Frequency | 50 Hz
Input power | 850 W
Speed, no load | 750/min
Impact rate | 2920/min
Max. drilling capacity concrete | Ø 28 mm
steel | Ø 13 mm/16 mm
wood | Ø 40 mm
Weight | 5.4 kg
Lpa Sound pressure level | 88 dB(A)
Lwa Sound power level | 101 dB(A)
Vibration | 9 m/s
2
Ferm 3
SPARE PARTS LIST FBH-850
REF NR DESCRIPTION FERM NR
700176 STEEL BALL 002
700101 CYLINDER 003
700102 FEATHER KEY 004
700103 PISTON 005
700104 THIRD GEAR 008
700105 O-RING 009
700106 DOWEL 010
700107 PISTON 011
700108 CONNECTING SHAFT 012
700109 NEEDLE BEARING 013
700110 FRONT COVER 024
700111 SLEEVE 026
700112 SECOND HAMMER 031
700113 GEAR BALLING 036
806202 BALL BEARING 6202 ZZ 038
700114 SPECIAL NUT 046
806002 BALL BEARING 6002 ZZ 047
800627 BALL BEARING 627 ZZ 056
700115 CRANK SHAFT 058
700172 HANDLE 071 T/M 075
800608 BALL BEARING 608 ZZ 077
700116 ROTOR 078
806001 BALL BEARING 6001 ZZ 083
700165 CARBON BRUSH CAP 087
406061 CARBON BRUSH SET 088
700167 CARBON BRUSH HOLDER 089
700169 SWITCH 098
700170 DUST COVER 111
700171 DEPTH GAUGE 113
