Cleaning; Fault And Remedy - ADE CK 1941 Operating Manual

Cleaning

Do not immerse the item in water
or other liquids. Do not use rough,
scratching or abrasive cleaning agents.
− If necessary, dust the item with a soft, dry cloth
or wipe it with a slightly moistened cloth.

Fault and remedy

No function.
‚ Are the batteries empty or have they been
inserted incorrectly?
Temperature indication appears too high.
‚ Check whether the radio-controlled alarm
clock is exposed to direct sunlight.
The time differs by exactly one, two, three,
etc. hours.
‚ The wrong time zone was probably set.
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