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7.
Servicing and maintenance
Damage caused by inappropriate maintenance!
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Servicing and maintenance must be carried out exclusively by suitably qualified
personnel having been authorised by the end user or the contractor of the plant.
Therefore, we recommend contacting our service.
→
Only perform servicing and maintenance tasks when the device is switched off.
AUMA
Service & Support
AUMA offers extensive service such as servicing and maintenance as well as
customer product training. For the contact addresses, refer to our website
(www.auma.com).
7.1.
Preventive measures for servicing and safe operation
●
Before commissioning, perform visual inspection for grease leakage and paint
damage (corrosion).
●
Thoroughly touch up any possible damage to paint. Original paint in small
quantities can be supplied by AUMA.
7.2.
Maintenance intervals
Recommendation for plants subject to strong vibration
●
For plants subject to strong vibration, 6 months after commissioning and then
once a year: Check fastening screws between actuator and gearbox/valve for
tightness. If required, fasten screws while applying the tightening torques as
indicated in chapter <Assembly>. For screws sealed and secured with e.g.
thread sealing material, this action is not required.
Recommendation for grease change and seal replacement:
●
If rarely operated (typically in buried service), the gearboxes are maintenance-
free. Grease change or re-lubrication is not necessary.
●
If operated frequently (typically in modulating duty), we recommend changing
both grease and seals after 4 – 6 years.
Gearing damage due to using inappropriate grease!
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Only use original lubricants supplied by AUMA.
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Do not mix lubricants.
Instructions for use in potentially explosive atmospheres of categories M2,
2G, 3G, 2D and 3D
●
Imperatively heed ambient temperatures, type of duty and running times spe-
cified in the technical data and on the name plate.
●
In hazardous areas where combustible dust is present in particular, perform
visual inspection for deposit of dirt or dust on a regular basis. Clean devices if
required.
●
The pointer cover with indicator glass is only approved for use in potentially
explosive atmospheres according to ATEX II 2G Ex h IIB T4 Gb or T3.
●
When using mechanical microswitches (option), additionally observe the
mounting and wiring instructions of the manufacturer.
7.3.
Disposal and recycling
Our devices have a long lifetime. However, they have to be replaced at one point in
time. The devices have a modular design and may, therefore, easily be separated
and sorted according to materials used, i.e.:
●
various metals
●
Plastic materials
●
Greases and oils
26
GS 315 – GS 500
Servicing and maintenance
GZ 30.1 – GZ 40.1