Xylem P81547D Series 90 In-Line Centrifugal Pump - Manual (Page 9)

Treat bearing and machined surfaces so that they are well preserved. Refer to the drive
unit and coupling manufacturers for their long-term storage procedures.
For questions about possible long-term storage treatment services, please contact your
local Xylem sales representative.
Transportation and Storage
8 Series 90 Installation, Operation, and Maintenance Manual