GEA Ariete NS3015P, Instruction Manual

Page: 79 / 337

Use and maintenance instructions
This manual is the property of GEA Niro Soavi. Any reproduction, even in part, is prohibited.
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GEA Niro Soavi 3.6.2
3.7. Safety devices
GEA Niro Soavi machines are provided with safety devices to prevent reaching critical
conditions which may cause sudden breakage of the machine and hazards for the personnel.
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pressures which may be reached as a result of improper operations by the user or failures
of the line in which the machine has been included.
The following safety devices have been incorporated: overpressure valve on the compression
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3.7.1 Overpressure valve
The pressure relief valve has been designed by GEA Niro Soavi to protect the machine from the
possibility of overpressure which might be producted inside the compression head as a consequence
of the pumping action of the machine.
CAUTION
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ATTENTION
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• reduced maintenance
•
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• it closes automatically in case the overpressure is released to allow the immediate resuming of
production
• accurate calibration and repeatable actuation
3.7.1.1 Operation
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The spring loading should not be changed as this would modify the valve opening value and cause
the immediate forfeiture of the safety conditions established by GEA Niro Soavi and the guarantee.
Therefore a seal has been applied to the spring load adjustment nut.
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the pump speed in case of high pressure pumps.
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machine has not been damaged and the cause of overpressure has been addressed.