TGRADIENT Manual ___________________________________________________________ 3
2 Before you start
2.1 Safety warnings
Before connecting the unit to the power source please ensure that the
voltage selector at the back side of the instrument is set to the required
voltage.
Danger of electric shock! Unplug the power cable before you open the
TG
RADIENT Thermocycler.
It is not necessary to utilize oil into the opening of the block in order to
improve the heat transfer between the block and the sample tubes. If you
still decide to use oil, do not use silicon oil. Mineral oil may be used.
2.2 Warning symbols
The thermoblock and the heated lid will reach high temperatures
during operation. Both thermoblock and heated lid can burn you.
Rapid heating of the thermoblock can cause liquids to boil
explosively. Always wear safety goggles during operation. Close the
lid before starting a program.
Ensure that both the rear and bottom ventilation slits of the rear and
bottom of the instrument are unobstructed. Insufficient ventilation
can cause overheating of the instrument.