Documents are only to be used and distributed completely and unchanged. It is strictly the users´ responsibility to check
carefully the validity of this document with respect to his product. manual-no.: 999019 / 22/12/2009
page 4 of 29
Safety information!
Remove all packing material, remove the product from its packing-box, remove protec-
tive covers from inlet and outlet ports and keep them. Inspect the equipment.
If the equipment is damaged, notify the supplier and the carrier in writing within three
days; state the item number of the product together with the order number and the
supplier’s invoice number. Retain all packing material for inspection.
Do not use the equipment if it is damaged.
If the equipment is not used immediately, replace the protective covers. Store the
equipment in suitable conditions.
☞
Read and comply with this manual before installing or operating the equip-
ment.
Note:
See figures on how to lift up and carry the pumping unit.
The handles at the diaphragm pump are not suitable to lift up and carry the complete
pumping unit.
RP 12C and 15C VARIO
RP 22C/35C VARIO
Use the equipment
for the intended use only,
i. e. for generation of vacuum.
☞
Prevent any part of the human body from coming in contact with the vacuum.
☞
Comply with notes on correct vacuum and electrical connections.
☞
Adopt suitable measures to avoid that liquids flow on or into the pump motor when
assembling or disassembling vacuum connections at the pump.
Risk of corrosion
and/or short circuit!
☞
Take care when connecting and deconnecting the vacuum tube.
☞
Make sure that the individual components are only connected, combined and ope-
rated according to their design and as indicated in the instructions for use.
☞
Avoid continuous operation of the roots pumping unit RP 12C at inlet pres-
sures > 50 mba
r in order to prevent overheating caused by the compression heat
at high inlet pressure and to prevent blockade of the rotors or activation of the
thermal cutout in the winding of the roots pump’s motor.
Comply with
national safety regulations and safety requirements
concerning the
use of vacuum and electrical equipment.
☞
Equipment must be connected to a
suitable fused and protected electrical sup-
ply
and a suitable earth point.
Failure to connect the motor to ground may result in
deadly electrical shock.
☞
The supply cable may be fitted with a moulded European IEC plug or a plug suitable
for your local electrical supply. If the plug has been removed or has to be removed,
the cable will contain wires colour coded as follows: green or green and yellow:
earth; blue or white: neutral; brown or black: live.
☞
Check that mains voltage and current conform with the equipment (see rating plate).
