CARE, FUSE REPLACEMENT AND SERVICE
ZEISS
Instrument maintenance
Axioscope 5/7/Vario
126
430035-7344-001
03/2018
5.2
Instrument maintenance
5.2.1
Checking the instrument
•
Be sure to comply with the required voltage (e.g. on the power supply unit for HBO 100).
•
Check the power cable and the power plug for damage.
•
As soon as you become aware of any damage, turn off the instrument and secure. Call in a qualified
professional to fix the problem.
•
Check to make sure that the maximum operational hours of the mercury vapor short arc lamp are not
exceeded.
5.2.2
Replacing the fuses in the stand
CAUTION
Always disconnect the instrument from
the power supply before changing any
fuses.
If fuses blow, the cause must be identified and any
technical defect must be properly eliminated.
The fuse compartment is on the back of the
microscope. It is combined with the plug and
contains two fuses type
T 3.15 A/H /250 V
.
•
Disconnect the plug.
•
Pull the fuse retainer (
2
) out to the
front with the aid of a small screwdriver, if
necessary.
•
Remove the fuses from their container and
replace them with new fuses.
•
Push the fuse retainer back into the
compartment (
1
) to the stop.
•
Reconnect the instrument to the power supply.
Fig. 5-1
Replacing the fuses in the stand