7 | Cleaning and servicing
BÜCHI Labortechnik AG
80/102
Operation Manual Interface I-300 Pro
1
1
u
Unscrew the GL14 cap nut from the vacuum connection (1) and remove the tube
seal.
u
Check the tube seal for signs of damage and cracks.
u
Rinse intact tube seals in water or ethanol and dry with a soft cloth.
u
Replace damaged tube seals.
7.6
Checking vacuum seal
Navigation path
➔
Configuration
➔
Maintenance
Precondition:
R
The status bar shows the maintenance symbol.
u
Check the vacuum seal. See operating instructions of the connected rotary evapo-
rator.
u
Navigate to the
Maintenance
sub-screen and select the menu item
[Reset rota-
tion hours]
, see Chapter 6.1 "Navigating the menu", page 44.
u
When asked to confirm, press
[OK]
.
ð
The rotation hours are reset.
7.7
Calibrating AutoDest sensor
The AutoDest sensor measures the temperature of the coolant at the inlet and outlet
of the cooling condenser.
Adjust the sensors so that the difference is no more than 0.1 °C.
Navigation path
➜
Configuration
➜
System information
➜
AutoDest sensor
u
Place the AutoDest sensor in a homogeneous water bath.
u
Navigate to the
System information
sub-screen and select the menu item
[Au-
toDest sensor]