1. N
1.1 g
enerAl notes on sAfety
This operation manual is applicable for the machine UMB
4-RQ. The machine may only be handled by personnel
who are qualified.
Hold power tools by insulated gripping surfaces when
performing an operation where the cutting tool may con-
tact hidden wiring or its own cord. Contact with a «live»
wire will make exposed metal parts of the tool «live» and
shock the operator.
WARNING Read all safety warnings and all in-
structions. Failure to follow the warnings and in-
structions may result in electric shock, fire and/or
serious injury.
Save all warnings and instructions for future refer-
ence.
1.2 u
se of the mAchine for purposes for
which it is intended
The machine is designed for polishing and lapping with
the (specially) provided SUHNER tools within the speci-
fications.
It can work any material that does not pose a hazard to
health or the power tool.
1.3 i
ncorrect use
All uses other than those described under section
1.2 are regarded as incorrect use and are there-
fore not admissible.
1.4 ec
declArAtion of conformity
Otto Suhner GmbH of Trottäcker 50, D-79713 Bad Säck-
ingen, hereby declares under sole responsibility that the
product with the serial or batch no. (see reverse side) com-
plies with the requirements under the Directive 2014/30/
EU, 2006/42/EC, 2011/65/EU. Applied standards: EN ISO
12100, EN 60745, EN 55014-1, EN 55014-2, EN 61000-
3-2, EN 61000-3-3. Document Agent: T. Fischer. D-Bad
Säckingen, 05/2021.
T. Fischer/Division manager
2. C
2.1 p
rior to tAKing the mAchine into serVice
Before connecting tool to a power
source, be sure the voltage sup-
plied is the same as specified on
the name plate of the tool. The power sup-
ply should not vary more than 10% above or below the
voltage indicated on the nameplate. Check grinding tool
prior to use. The grinding tool must be mounted centrally
22
S
oTES oN
aFETy
ommISSIoNINg
and positioned against the limit stop. The maximum al-
lowable speed of the tool and of the chuck may not be
exceeded under any circumstances. Observe national
regulations.
2.2 t
AKing the mAchine into serVice
Select a speed from the table and set this for the grinding
tool at the setting wheel.
-1
Level 1: 1500min
-1
Level 2: 1950min
-1
Level 3: 2400min
During operation never exceed the speed which
has been matched to the grinding tool specifica-
tions!
2.2.1 t
/t
unr on
urn off
The switch must be at the OFF position, i.e. the «0» is
visible. To switch ON the tool, press the switch, and push
it forwards until it engages audibly, i.e. the «1» becomes
bisible. Press the ON/OFF swith to trigger the blocking
and the machine shuts down.
2.3 r
Ating dAtA
Power voltage
Power Input
Power Output
Belt speed in idle
Sound pressure level EN 60745
Noise emission level
Vibration EN 60745
Weight w/o cord set
Protection class
-1
Level 4: 2850min
-1
Level 5: 3300min
-1
Level 6: 3750min
120/230/240V, 50/60Hz
270W
120W
-1
3750min
82dB, K=3dB
93dB, K=3dB
2
2
8.4m/s
, K=1.5m/s
1.7kg
/ II