Maintenance And Care - Knauer Azura DAD 2.1L Benutzerhandbuch

Maintenance and Care

Opening the device
KNAUER
49 Maintenance and Care
In this chapter, you find all steps necessary for maintenance,
care, and storage. Additionally, you find instructions for mainte-
nance tasks that you may perform yourself. If maintenance tasks
are necessary that are not described here, contact your dealer or
the Technical Support.
Organic solvents are toxic above a certain concentration. Ensure
that work areas are always well-ventilated! When performing
maintenance tasks on the device, always wear safety glasses with
side protection, protective gloves, and a lab coat.
All wetter components of a device, e.g. flow cells of detectors or
pump heads and pressure sensors for pumps, have to be flushed
with isopropanol first and water afterwards before being main-
tained, disassembled or disposed.
The device may only be opened by the KNAUER Technical Sup-
port or any company authorized by KNAUER.
WARNING! 
Irritation of retina through UV light! Concen-
trated UV light can leak out from the flow cell or
the fiber optic connectors.
Switch off the device or the lamps.

CAUTION! 
Performing maintenance tasks on a switched on
device can cause damage to the device.
Switch off the device and pull the power plug.
DANGER! 
Danger of electric shock! Voltage-carrying parts
inside the device.
Before opening the housing, be sure to switch off
the device and pull the power plug.
Users may perform the following maintenance tasks themselves:

Regularly checking the operating hours of the lamp.

Checking the flow cell installation.

Replacing the flow cell

Replacing the lamp
Proper maintenance of your HPLC device will ensure successful
analyses and reproducible results.
Find the order numbers of the required spare parts in the chap-
ter Accessories and Spare Parts.
DAD 6.1L, DAD 2.1L, MWD 2.1L User Manual V6700, Version 1.0