KERN MLS 50-3IR160 Instruction Manual page 64

Cleaning the temperature sensor:
Also clean as described above. Make sure that the lamp is not touched or damaged.
Cleaning under the moisture analyzer top piece:
The space underneath the moisture analyzer top piece serves the purpose of
insulation. Therefore, deposits should be removed in regular intervals.
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Temperatur sensor
Lamp
MLS-BA-defsi-0713