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Inline Sight Glass
Operating Instructions
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5.3 Installing Replacement Parts and Wearing Parts
We expressly draw attention to the fact that replacement and accessory parts not supplied by AWH
have not been checked or approved by AWH. Installing and/or using this type of product can therefore
negatively alter the structural properties of your plant, under certain circumstances. Armaturenwerk
Hötensleben GmbH bears no liability for damages caused by using non-original parts and non-original
accessory parts.
5.4 Shutdown Procedures
WARNING
Before cleaning, maintenance or repair work is carried out (by experts only), the
following shutdown procedure must always be completed.
1. Switch off power to higher-level plant/machine/device.
2. Seal off the pneumatics
- Close shut-off valve.
- Check that the system is non-pressurised.
- Secure the shut-off valve against opening.
3. Shut off the flow of media,
relieve the pressure in the pipelines and then drain
them (take particular care with hazardous materials). Check that an inflow of
media is prevented and insert dummy discs if necessary. Note that if the media
temperatures exceed 60°C, a cooling off phase must be observed.
Failure to do so could endanger the life and health of personnel.