Heidolph HB 4000 digit Mode D'emploi page 14

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Before connecting your item with the local power supply, make sure the item
has been designed for your local voltage; refer to data plate on item.
Connect your item with a grounded outlet only.
Turn power switch to OFF when item is not in use, or before disconnecting
from mains.
Caution ! Hazard of burns when running the hot bath at temperatures
exceeding 60°C. Avoid touching hot edge of bowl, evaporator flask and fluid in
bowl. Use gloves when replacing evaporator flask.
Never run hot bath dry.
Repair work is limited to skilled personnel so authorized by Heidolph.
Your item needs a solid stand.
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