Servicing And Maintaining The Anti-Condensation Heating; Servicing The External Fan - Siemens SIMOTICS XP 1MB5 Series Operating Instructions Manual
Low-voltage motor
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1MB5 Series:
- Operating instructions manual (174 pages) ,
- Operating instructions manual (164 pages)
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Maintenance
9.2 Inspection and maintenance
Measures and intervals
Operating situations and characteristics can vary widely. For this reason, only general
maintenance intervals are specified here. Maintenance intervals should therefore be
scheduled to suit the local conditions, such as dirt, number starting operations, load, etc.
Measures
Initial inspection
Regreasing
Clean
Main inspection
Drain condensate
9.2.6
Servicing and maintaining the anti-condensation heating
The anti-condensation heating is maintenance-free. If it is defective, then contact
the Service Center (Page 153).
9.2.7
Servicing the external fan
Injury caused by rotating parts or live (under voltage) parts
Live electrical parts are dangerous. Contact with them can cause death, serious injury or
material damage.
● Before carrying out any maintenance work on the external fan, disconnect it from the
● Make sure that the device cannot be switched back on.
Servicing the external fan
However, dirt and dust deposits on the impeller and the motor, particularly in the gap between
the impeller and the inlet nozzle can impair its function.
● Remove the dirt and dust deposits regularly; the intervals depend on how dirty the
surrounding area is.
● Make sure that the impeller is cleaned evenly, as irregular deposits can lead to an
imbalance.
● The full air flow can only be achieved when air can freely flow through the impeller.
● There must be a clearance of at least 1 x air intake diameter in the axial direction.
● A uniform gap must be maintained between the impeller and the air intake assembly.
110
WARNING
mains, particularly before opening the terminal box.
Operating period interval
After 500 operating hours
See the lubricant plate
Depending on the degree of pollution
Approximately every 16000 operating
hours
Depending on the climatic conditions
Intervals
After 1/2 year at the latest
After 2 years at the latest
Operating Instructions, 05/2019, A5E45959221A
1MB5 SH 400/450
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