Page 294 - The Tribology Handbook

Mechanical piston rod packings B26

FllTilNG AND RUNNING IN
1. Cleanliness is essential so that cups bear squarely check valve between the lubricator and the packing.
together and to prevent scuffing or damage at start up. Manually fill the oil lines before starting. Use maxi-
2. Handle segments carefully to avoid damage during mum lubrication feed rate during run-in.
assembly. 5. If the temperature of the rod rises excessively (say
3. Check packings float freely in cups. above 100°C) during run-in, stop and allow to cool and
4. With lubricated packings, check that plenty of oil is then re-start run-in.
present before starting to run-in. Oil line must have a 6. Run in with short no-load period.

B26.4