Keeping The Cooling Air Flow Clean; Cleaning; Drain Condensate - Siemens SIMOTICS XP 1MB5 Operating Instructions Manual

9.3.12

Keeping the cooling air flow clean

The cooling ducts must be free of any pollution in order that the machine is adequately cooled.
• Regularly clean the grids, ducts, ribs, pipes etc. to remove dust and pollution.
9.3.13

Cleaning

Cleaning the grease ducts and spent grease chambers
The spent grease collects outside each bearing in the spent grease chamber of the outer bearing
cap. When replacing bearings, remove the spent grease.
Dismantle the bearing cartridges to replace the grease in the lubrication duct.
Cleaning the cooling air ducts
Regularly clean the cooling air ducts through which the ambient air flows.
The frequency of the cleaning intervals depends on the local degree of fouling.
Damage to the machine when cleaning with compressed air or water jets
• Do not direct compressed air or water jets in the direction of the shaft outlet or machine
openings.
• Avoid direct impact of compressed air and water jets on sealing elements of the machine.
9.3.14

Drain condensate

If there are condensation drain holes present, open these at regular intervals, depending on
climatic conditions.
Hazardous voltage
The winding can be damaged if objects are introduced into the condensation holes (optional).
This can lead to death, serious injury or material damage.
Note the following to maintain the degree of protection:
• Switch off the machine so that it is in a no-voltage condition before you open the
• Close the condensation drain holes, e.g. using T-plugs, before commissioning the machine.
1MB5 shaft height 400/450
Operating Instructions, 04/2023, A5E52802354A
WARNING
condensation drain holes.
Maintenance
9.3 Inspection and maintenance
121