Use Of Lubricants; Installation And Pre-Start Check: Operation Test - OMAC B Series Operation And Maintenance Manual

• open the general valve and check the connection has been carried out properly.

3.6 Use of lubricants

The LDPU is delivered to the Customer complete with lubricant oil as per section 1.3.12. This oil is contained in the bearings box and is essential for
the lubrication of bearings and motion transmission gears. Please note that the LDPU has other mechanical elements that during maintenance require
lubrication. In chapter 5 there is further information regarding these operations.

3.7 Installation and pre-start check: operation test

After installation and connection to the energy sources, but before starting production, one must check the rotors rotate properly inside the pumping body,
compared to the fl ow direction of the fl uid to be handled. To do this one must:
• check all earthing connections of the LDPU have been carried out;
• power the LDPU electrically;
• open the suction valve of the Customer plant;
• open the delivery valve of the Customer plant;
• wait for a few seconds (about 15 seconds) so that the fl uid fi lls the pumping chamber;
• move the selector from position 0, off, to position 1, on (the on warning light will light up);
• press the START button;
• with the LDPU on, check that on the manometer on the delivery pipe there is pressure inside the same pipe;
• stop the LDPU by pressing the STOP button on the electric panel supplied with the machine or in the plant of the Customer.
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Chap.3 - pag.
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Rev.4 del 01/2011 O.M.A.C. s.r.l.