Hach TitraLab AT1102, Руководство пользователя, Страница: 44 / 80

8.4 Replace the tubes
After installing a new tube, make sure that it is correctly installed by turning the tube
connectors on the inlet and outlet ports of the syringe or pump until they click. Refer also
to
Connect the tubes on page 14.
8.5 Replace desiccant cartridge contents
When used, it is recommended to replace the desiccant cartridge contents weekly, but
this will vary depending on the humidity of the laboratory. A humidity indicator, such as
color changing silica gel crystal, can be used to show when replacement is necessary.
8.6 Replace the syringe electro-valve block
D A N G E R
Electrocution hazard. Remove power from the instrument before this procedure is started.
N O T I C E
It is recommended that this procedure is only done by a qualified service engineer.
Refer to the illustrated steps that follow.
8.7 Maintenance menu
Select Maintenance from the home screen.
Maintenance
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