Protecting The Cooling Water Circuit During Storage; Protection Against Corrosion - Siemens SIMOTICS FD 1LH1 Operating Instructions & Installation Instructions

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.
4.18.2

Protecting the cooling water circuit during storage

When supplied, the machine is not filled with cooling water.
Protecting the cooling circuit against corrosion
You protect the cooling circuit against corrosion when the machine has already been in
operation and is then placed in storage or put out of operation.
1. Completely drain the cooling ducts. Blow out the cooling water ducts with compressed air.
1. Close and seal the intake and discharge.
4.18.3

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 if necessary, apply an additional coating of corrosion
Document all preservation measures taken so that they can be reversed before the machines
are put back into service.
SIMOTICS FD 1LH1
Operating Instructions 01/2019
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 long-term anti-corrosion agent to all accessible bare parts.
protection.
Preparations for use
4.18 Storage
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