P 2.1L user manual V6840, version
3.
5
Functionality Tests
27
Standby
To activate the standby, keep the switch pressed for 5 seconds.
Note:
Malfunctioning system after repeated standby possible. After repeat-
edly using the standby, switch off the power switch and back on again, to
reset the data storage.
Switching Off the Pump
If you want to switch off the pump for a longer term, flush the pump head
with isopropanol.
Prerequisite
The pump has been flushed (see page 25). Use isopropanol if you are to tak-
ing the device out of operation for a longer period of time or as preparation
for storage.
The device has stopped operating (only the LED to the right lights green).
Process
1. Stop the flow.
2. Set the power switch on the rear side to OFF:
Result
The LED goes out.
Functionality Tests
Installation Qualification
(IQ)
The customer may request the Installation Qualification, which is free of
charge. In case of a request, the Technical Support of KNAUER or from a
provider authorized by KNAUER performs this functionality test during the
installation. The Installation Qualification is a standardized document that
comes as part of the delivery and includes the following:
confirmation of flawless condition at delivery
check if the delivery is complete
certification on the functionality of the device
Operation Qualification
(OQ)
The Operation Qualification includes an extensive functionality test accord-
ing to KNAUER standard OQ documents and must be purchased from the
manufacturer. Contact the KNAUER Sales Department to request an offer.
The Operation Qualification is a standardized KNAUER document and
includes the following:
definition of customer requirements and acceptance terms
documentation on device specifications
device functionality check at installation site
red
Fatal error
Restart the device.
If the fatal error status
remains, contact Ser-
vice.
green
Program or sequence
is running/was loaded.
Center LED
does not light
Not ready
green flashing
Equilibration
Wait until the device is
ready.
green
Ready
Right LED, Power Status
green
Power on
blue
Standby
Press the switch to end
the standby.
Color
Operating condition
Operation
