
66
Instructions for Use V 1.9 RevD – 05/2013
7.6 Replacing the secondary fuses
Replacing the fuses
91
90
• Insertascrewdriver(91) into the slot in fuse
holder (90); push slightly inwards and at the
same time rotate the screwdriver a
1
/
4
turn to
the left.
• The fuseholderisreleasedand can be
removed.
90
62
• Removethedefectivefuse(92) from the fuse
holder (90) and insert the correct type replace-
ment fuse.
• Insertthefuse holderwiththe replacement
fuse. Push the holder in with the screwdriver
and secure it with a
1
/
4
turn to the right.
Fig. 69
Fig. 70
7. Troubleshooting
Before replacing a fuse, always switch the instrument off and unplug from power supply.
Defective fuses may be replaced only with the replacement fuses supplied together with the
instrument.