Metrohm 944 Professional UV/VIS Detector Vario - Manual (Page 19)

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3 Installation
944 Professional UV/VIS Detector Vario (2.944.0010)
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￭ The instrument is switched off.
￭ The bottle holder is cleared.
￭ All of the cable connections on the rear have been disconnected.
￭ The capillaries are removed from the guide ducts between the instru-
ment and the base tray.
￭ There are no loose parts in the instrument.
To remove the base tray, you need a 3 mm hex key (6.2621.100).
1 2 3
1 Tilt the instrument sideways and lay it down flat.
2 Loosen the four cylinder screws with the 3 mm hex key and remove
them and their washers.
3 Remove the base tray.
The base tray must always be mounted under the lowermost instrument
of the stack.
Mounting the base tray
Before you can mount the base tray, the following preconditions must be
met:
￭ The instrument is switched off.
￭ The bottle holder is cleared.
￭ All of the cable connections on the rear have been disconnected.
￭ There are no loose parts in the instrument.
￭ The instrument is lying on its side, and the bottom surface is visible.
To mount the base tray, you need a 3 mm hex key (6.2621.100).