Crane AU7-PF-23GA Manual Del Usuario página 79

− Make sure that no water or other liquids penetrate the housing.
NOTICE!
Risk of damage!
Improperly cleaning the pulse watch may damage it.
− Do not use any aggressive cleaners, brushes with metal or
nylon bristles as well as sharp and metallic cleaning uten-
sils such as knives, hard scrapers and the like. They could
damage the surfaces.
− Make sure that no drops of water remain on the display.
Water may cause permanent discoloration.
− Clean the front and back side of the pulse watch with a
damp, lint-free cloth.
Cleaning
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