7 .6 display cover – BUCHI SpeedDigester K-439 User Manual
Page 55
7 Maintenance and repairs
55
K-439 Operation Manual, Version A
7 .5 .2
500 ml sample tube support spring
The 500 ml tube rack is equipped with a tube holder containing five sample tube support springs.
Each flat spring must be freely rotatable by a small amount. If swivelling is not possible, exchange the
rake!
Note
Rinse the tube holder with water after use to avoid corrosion.
•
Store it dry and clean after use.
•
7 .6
Display cover
The display cover is equipped with double-faced adhesive tape. If it is strongly contaminated or
damaged, replace it with a new one.