Leica Biosystems LN22 - Manual (Page 13)

13 Leica LN22
Warnings – Installation/Connection to mains
The room where the instrument is installed must either be well ventilated or be large enough to
avoid a dangerous decrease of the oxygen level in the air.
Please read chapter 2 ‘Safety instructions’ carefully!
Pay careful attention to chapter 3 - ‘Technical data’.
The voltage selector is preset to 230V in the factory.
Before connecting the instrument to the mains power, please check whether the factory setting
is identical with the local mains power in your lab!
The mains cable inlet is sealed with an adhesive tape that indicates the factory setting the in-
strument is delivered with.
Severe damage may be caused to the instrument when operating it at an incorrect voltage set-
ting.
Do not change the voltage selector setting with the instrument being connected to the mains!
The Dewar must be externally grounded!
The instrument may only be connected to a grounded mains power outlet socket. To connect
the instrument only use one of the mains cables that are supplied together with the instrument!
Warnings – Maintenance
Only authorized and qualified service personnel may access the internal components of the in-
strument for service and repair!
Before opening the instrument, switch off the mains switch and pull the mains plug!
Before exchanging the fuses, switch off the mains switch and pull the mains plug!
When exchanging fuses, only replacement fuses with the same specification as the original
ones may be used. Refer to chapter 3 ‘Technical data’ for the correct specifications.
Before replacing the lamp, switch off the mains switch and pull the mains plug!
2. Safety