5 | Installation
12 | 48
Instruction Manual COBRA NC 0100-0300 B ACV_EN_en
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Make sure that the oil sight glass (OSG) remains easily visible.
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Make sure that enough space remains for maintenance work.
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Make sure that the machine is placed or mounted horizontally, a maximum deviation of 1° in any
direction is acceptable.
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Check the oil level, see Oil Level Inspection [
30].
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Check the cooling liquid level, see Cooling Liquid Level Inspection [
If the machine is installed at an altitude greater than 1000 meters above sea level:
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Contact your Busch representative, the motor should be derated or the ambient temperature
limited.
5.2
Connecting Lines / Pipes
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Remove all protective covers before installation.
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Make sure that the connection lines cause no stress on the connection of the machine; if neces-
sary use flexible joints.
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Make sure that the line size of the connection lines over the entire length is at least as large as
the connections of the machine.
In case of long connection lines, it is advisable to use larger line sizes in order to avoid a loss of effi-
ciency. Seek advice from your Busch representative.
5.2.1
Suction Connection
WARNING
Unprotected suction connection.
Risk of severe injury!
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Do not put hand or fingers in the suction connection.
NOTICE
Ingress of foreign objects or liquids.
Risk of damage to the machine!
If the inlet gas contains dust or other foreign solid particles:
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Install a suitable filter (5 micron or less) upstream from the machine.
Connection size(s):
– DN40 PN16, EN 1092-1 for NC 0100 B
– DN50 PN16, EN 1092-1 for NC 0200 B and NC 0300 B
If the machine is used as part of a vacuum system:
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Busch recommends the installation of an isolation valve in order to prevent the machine from
turning backwards.
