Method for mounting a stack of separating discs in a centrifugal separator bowl and a tool

A method for mounting a stack of separating discs in a centrifugal separator bowl comprising a bowl body and a bowl hood, the method comprising steps of:

• a) mounting said stack of separating discs on a distributor;
• b) placing and rotatably fixing said distributor in said bowl body;
• c) mounting said bowl hood on said bowl body;
• d) arranging a compression tool for compressing said stack of separating discs, said compression tool comprising a first support having a centre axis, a screw arranged coaxially with said centre axis in said first support, and a nut threaded onto a first threaded end of said screw and adapted to be resting against a first end of said first support, with a second end of said first support resting axially on said bowl hood or a neck ring attached to said bowl hood and said screw extending into a central through-hole in said bowl hood;
• e) fastening said screw with a second threaded end in a first threading of said distributor;
• f) tightening said nut, in relation to said first threaded end of said screw in such a manner that said distributor is lifted to an upper position;
• g) fixing said distributor in its upper position;
• and
• h) dismounting said compression tool.