3. Refit and tighten the oil plug.
Tightening torque: 10–40 Nm (7.5–29.5 lbf·ft).
6.5 Service the pump
Type of
maintenance
Purpose Inspection interval
Initial inspection A Xylem-authorized personnel checks the pump
condition. From the results, the personnel
recommends the intervals for the periodical
inspection and overhaul for the installation.
Within the first year of
operation.
Periodical
inspection
The inspection prevents operational interruptions
and machine breakdowns. The measures to
increase performance and pump efficiency are
decided for each application. They can include such
things as impeller trimming, wear part control and
replacement, control of zinc-anodes and control of
the stator.
Up to every year
Applies to normal applications
and operating conditions at
media (liquid) temperatures
<40°C (104°F).
6 Maintenance
42 Flygt 3069 Installation, Operation, and Maintenance Manual
EN