GESTRA DK 47L Instructions De Montage page 16

Maintenance EN
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. OKS 217) to seating surfaces and threads.
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6. Screw in sealing plug F and tighten with a torque of 150 Nm.
OKS 217 is a registered trademark of OKS Spezialschmierstoffe GmbH, München, Germany
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