Repeat the checks of the low-level protection at regular intervals.
Further information
Chapter 9.2 “Maintenance intervals”
Chapter 9.7 “Checking the low-level pro-
1.15.3
Product safety label
A "Hot surface" graphical symbol is affixed to the device. This symbol warns
against hot surfaces on the device. These surfaces must not be touched
during operation. These surfaces must be allowed to cool to room tem-
perature before they can be touched during other operation phases such as
servicing.
1.15.4
Warning symbols for devices with NRTL approval
Operate the device only with the casing mounted
Flammable heat transfer liquid
Read the operating manual
Wear protective equipment and protective clothing
Cold and hot surface temperatures
Do not tilt the device
Hot
Stickers on devices with NRTL approval
V6
Integral Process Thermostats and High-Temperature Thermostats
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