Protection Against Corrosion; Protecting The Cooling Water Circuit During Storage - Siemens SIMOTICS DC 1HS7 Operating Instructions Manual

3. When stored for longer than two years, lubricate with twice the grease quantity in
4. Replace the corrosion protection.
5. Reattach the rotor shipping brace, if present.
6. Pack the machine again.
4.9.9

Protection against corrosion

If the machine is stored in dry conditions, then apply the subsequently listed anti-corrosion
measures:
● Storage up to six months:
● Storage for longer than six months:
● Inspect the machine regularly and apply an additional coating of corrosion protection if
Document all preservation measures taken so that they can be reversed before the machines
are put back into service.
4.9.10

Protecting the cooling water circuit during storage

Anti-freeze protection
When supplied, the machine is not filled with cooling water, so that there is no risk of frost
damage.
SIMOTICS DC 1HS7
Operating Instructions 02/2016
accordance with the lubricant plate. This ensures that the grease is evenly distributed and
covers all surfaces. Corrosion damage is avoided.
NOTICE
Damage to roller bearings
Roller bearings can be damaged when kept in the same or almost the same position.
Every three months, manually rotate the rotor through five revolutions. Make sure that the
resting position of the roller bearings after the rotor has been turned is different from what
it previously had been. Use the feather key as a reference point, if present.
Apply a coat of corrosion protective compound to all accessible bare metal parts such as
the exposed shaft extension, flange or machine feet.
Apply a coat of anti-corrosion compound which provides long-term protection, e.g.
Tectyl 506.
necessary.
Preparations for use
4.9 Transport and storage
33