Safety Prior to handling the machine this instruction manual should be read and understood. If anything needs to be clarified please contact your Busch representative. Read carefully before use and keep for future reference. This instruction manual remains valid as long as the customer does not change anything on the product.
2 | Product Description Product Description Suction connection Oil drain plug Discharge connection Cooling air inlet Oil fill plug (=Venting valve) Cooling air outlet Oil sight glass NOTE Technical term. In this instruction manual, we consider that the term ‘machine’ refers to the ‘vacuum pump’.
Conveying of other media leads to an increased thermal and/or mechanical load on the machine and is permissible only after a consultation with Busch. The machine is intended for the placement in a non-potentially explosive environment. The machine is suitable for continuous operation.
4 | Storage Machine weight: see the technical data or the nameplate Use both eye bolts! • Check the machine for transport damage. In case of the machine being secured to a base plate: • Remove the fixations. WARNING Lifting the machine using the motor eye bolt. Risk of severe injury! •...
In case of very long connection lines it is advisable to use larger line sizes in order to avoid a loss of efficiency. Seek advice from your Busch representative. 0870167098_MV0502-0602B_A0000_IM_en 7 / 20...
5 | Installation 5.2.1 Suction Connection NOTICE Intruding foreign objects or liquids. Risk of damage to the machine! In case of the inlet gas contains dust or other foreign solid particles: • Install a suitable filter (5 micron or less) upstream the machine. Connection size: –...
• Provide an overload protection according to EN 60204-1 for the motor. • Make sure that the motor of the machine will not be affected by electric or electro- magnetic disturbance from the mains; if necessary seek advice from Busch. • Connect the protective earth conductor.
6 | Commissioning Double star connection, multi-voltage Star connection, multi-voltage motor motor with 12 pins (low voltage): with 12 pins (high voltage): Delta connection, multi-voltage motor with 12 pins (middle voltage): NOTICE Incorrect direction of rotation. Risk of damage to the motor! •...
6.1 Conveying Condensable Vapours Water vapour within the gas flow is tolerated within certain limits. The conveyance of other vapours shall be agreed upon with Busch. In order to use the machine for the conveyance of condensable vapours, the machine must be equipped with a corrosion protection coating (Aqua version) and a drain cock in the silencer.
Every 20000 hours • Change the oil. The change interval of 20000 operating hours is valid for Busch approved oils only. The change interval de- pends very much on the operating conditions. Border- line operation may reduce the change interval down to approximately 5000 operating hours.
Maintenance | 7 7.3 Cleaning from Dust and Dirt 4 mm hex key Clean the ventilation grilles and cooling fins 7.4 Oil Change Drain pan Cleaning cloth 0870167098_MV0502-0602B_A0000_IM_en 13 / 20...
Risk of premature failure! Loss of efficiency! • It is highly recommended that any dismantling of the machine that goes beyond any- thing that is described in this manual should be done through Busch. WARNING Machines contaminated with hazardous material.
Decommissioning | 9 Busch will only accept machines that come with a complete filled in and legally binding signed ‘Declaration of Contamination’. (Form downloadable from www.buschvacuum.com) Decommissioning • Shut down the machine and lock against inadvertent start up. • Vent the connected lines to atmospheric pressure.
(VRE) is misadjusted or de- valve (VRE) fective. The inlet filter cartridge (op- • Replace the inlet filter tional) is partially clogged. cartridge. Internal parts are worn or • Repair the machine (con- damaged. tact Busch). 16 / 20 0870167098_MV0502-0602B_A0000_IM_en...
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(CPL). Oil level too low. • Top up oil. Defective bearings. • Repair the machine (con- tact Busch). The machine runs too hot. Insufficient cooling. • Remove dust and dirt from the machine. Ambient temperature too • Observe the permitted high.
This Declaration of Conformity and the CE-mark affixed to the nameplate are valid for the machine within the Busch scope of delivery. This Declaration of Conformity is issued under the sole responsibility of the manufacturer. When this machine is integrated into a superordinate machinery the manufacturer of the superordinate machinery (this can be the operating company, too) must conduct the conformity assessment process for the superordinate machine or plant, issue the Declaration of Conformity for it and affix the CE-mark.