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Commissioning
6
Commissioning
6.1 Checks prior to commissioning
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User qualification, commissioning: trained user, see
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2.2 'Users' qualifications' on page 6
Check the fastening elements are correctly seated.
Before commissioning the double diaphragm pump,
you must check that all fastening elements with sealing
rings are correctly seated. The seals may 'creep' , so
that the fastening elements come loose over time.
WARNING!
Danger from hazardous substances!
Possible consequence: Fatal or very serious injuries.
Please ensure when handling hazardous substances
that you have read the latest safety data sheets pro‐
vided by the manufacture of the hazardous substance.
The actions required are described in the safety data
sheet. Check the safety data sheet regularly and
replace, if necessary, as the hazard potential of a sub‐
stance can be re-evaluated at any time based on new
findings.
The system operator is responsible for ensuring that
these safety data sheets are available and that they
are kept up to date, as well as for producing an associ‐
ated hazard assessment for the workstations affected.
The following checks are to be carried out:
Ensure that the device has not been damaged during transpor‐
n
tation or storage. Immediately report any damage to the sup‐
plier
Check that the air pressure is suitable for the device.
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Ensure that the device is suitable for the liquid to be conveyed
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and that it will not be attacked.
Make sure that the temperature of the liquid does not exceed
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the recommended temperature range
Install a manometer in the discharge line if the back pressure
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value is unknown
Under the operating conditions, check the values for flow, pres‐
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sure, etc.
Install a pressure relief valve in the discharge line in order to
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protect the pump in the event that a valve is unintentionally
closed off or the line is blocked in another way.
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