GEA VARIVENT FRS, Инструкция по эксплуатации

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7 Start-up
7.1 Safety instructions
Initial commissioning
For initial commissioning, the following principles apply:
• Take protective measures against dangerous contact voltages in accordance
with pertinent regulations.
• The valve must be completely assembled and correctly adjusted. All screw
connections must be securely tightened. All electrical cables must be installed
correctly.
• Reliably secure machine parts which have already been connected against
inadvertently being switched on.
• Relubricate all lubricating points.
• Make sure lubricants are used properly.
•
After conversion of the valve, residual risks must be reassessed.
Setting into Operation
For commissioning, the following principles apply:
• Only allow properly qualified staff to set the valve into operation.
• Establish all connections correctly.
•
The safety devices for the valve must be complete, fully functional and in
perfect condition. Check the function before starting any work.
• When the valve is switched on, the danger zones must be free.
•
Remove any liquids that have escaped without leaving residues.
7.2 Notes on commissioning
Before starting commissioning observe the following:
•
Make sure that there are no foreign materials in the system.
• Actuate the valve once by applying compressed air.
• Clean the pipe system prior to the first product run.
• During commissioning, regularly check all sealing points for leaks. Replace
defective seals.
7.3 Use of the valve in potentially explosive areas
Before starting commissioning in potentially explosive areas observe the
following:
Fig.8
Start-up
Safety instructions
430BAL013059EN_7
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