GESTRA Flowserve DK 47L Instructions De Montage Et De Mise En Service page 16

Maintenance
The steam traps DK 47 and DK 57 do not require any special maintenance. However, if
used in new installations which have never been rinsed it may be necessary to clean
the strainer E of the DK 47.
1. Observe safety notes on page 2.
2. Isolate the trap from pressure, allow trap to cool to ambient temperature and
pressure. Unscrew sealing plug F.
3. Remove and clean strainer E.
4. Replace strainer E.
®
5. Apply heat-resistant lubricant (e. g. WINIX 2150) to seating surfaces and threads.
6. Screw in sealing plug F and tighten with a torque of 150 Nm.
WINIX ® 2150 is a registered trademark of WINIX GmbH, Norderstedt, Germany