Büchi Labortechnik AG
Cleaning and servicing | 10
Operation Manual K-365 Dist Line
85/106
u
Check if the inside of the coil is showing condensation droplets.
ð
If droplets appear:
Flush the condenser coil through the condensate expansion vessel with an 1%
hydrochloric acid.
Flush the condenser coil through the condensate expansion vessel with water and
water/ethanol mixture.
u
Clean the condenser on the outside of the coil (water connectors) with
decalcification solution to remove chalk, algae, and rust.
10.13 Cleaning and servicing the steam generator
u
Check the distillation volume.
ð
If the condensate amount is less than 160 mL water/per 5 minutes distillation
(after preheating), decalcify the instrument. See Chapter 10.15 "Decalcifying the
instrument", page 87
10.14 Calibrating the pumps
10.14.
1
Calibrating the H₂O pump
Specifications on the display:
Precondition:
R
A sample tube is installed. See Chapter 8.8
"Installing the sample tube", page 72
u
Navigate to the specified submenu.
Pump Calibration
H₂O
u
Select the specified action.
...
Nominal Volume
u
Tap the specified function on the function bar.
EDIT
u
Enter the calibration volume you wish to use.
...
u
Tap the specified function on the function bar.
START
u
Wait until the display shows a numeric dialog.
...
u
Remove the sample tube.
u
Measure the volume in the sample tube.
u
Enter the value in the numeric dialog.
u
Tap the specified function on the function bar.
SAVE
