Copyright © Nira Pumps Oy, 2018 | 3/2018
3 Maintenance
The Nira 6B pump does not require any regular maintenance. This chapter describes the process of changing
the seals in the pump.
The pump should only be serviced or repaired by a capable person
Only use original parts
Before commencing work ensure that the pump is empty of liquid and that the system is not
pressurised
Ensure that all parts are properly tightened after maintenance
Ensure that the pump works as it should after maintenance work
Changing the flange gasket
Changing the bottom valve
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