Büchi Labortechnik AG
Cleaning and servicing | 9
Operation Manual Lyovapor™ L-300/L-300 Pro
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9.4
Cleaning the ice condenser
NOTICE
Do not use force to remove the ice from the ice condenser.
Opening intermediate valve
Navigation path
➔
Configuration
➔
Service
➔
Ice condenser
Precondition:
R
The instrument is in standby mode. See Chapter 7.9.6 "Shutting down the
instrument", page 76
u
Navigate to the
Ice condenser
view via the navigation path.
u
Open the intermediate valve of the ice condensers.
Cleaning the ice condenser
Navigation path
➔
Configuration
➔
Service
➔
Defrosting system
Precondition:
R
A receiving vessel is installed. See Chapter 5.2.5 "Fitting the drain tubes", page 29
u
Pour approx. 5 L of warm water into the ice condenser through the open
intermediate valve.
u
Leave it to take effect for five minutes.
u
Navigate to the
Defrosting system
view via the navigation path.
u
Tap the action
[Drain valve 1]
.
ð
The control panel shows the drain valve highlighted in green.
u
Tap the function
[Open]
on the function bar.
u
Tap the action
[Drain valve 2]
.
ð
The control panel shows the drain valve highlighted in green.
u
Tap the function
[Open]
on the function bar.
u
Wait until the water has run off.
u
Tap the action
[Drain valve 1]
.
ð
The control panel shows the drain valve highlighted in green.
u
Tap the function
[Close]
on the function bar.
u
Tap the action
[Drain valve 2]
.
ð
The control panel shows the drain valve highlighted in green.
u
Tap the function
[Close]
on the function bar.
