Microplate Luminometer Maintenance
107
8.13 Replacing Fuses in the Injector Unit
The fuses on the instrument rear panel must be replaced when
they are faulty or when changing the operating voltage (see 0).
The fuses are stored in a black fuse holder next to the main plug
(see Figure 8-5).
0
I
Fuse holder Recess for screwdriver
Proceed as follows
You need:
1 small flathead screwdriver
Spare fuses:
For operating voltage 230 V: Fuse: 160 mA slow-blow
For operating voltage 115 V: Fuse: 315 mA slow-blow
Use only UL-approved fuses!
Turn main switch to off position ("0").
Disconnect power cord from wall outlet.
Insert a screwdriver or a similar tool into the recess on the
right side of the fuse holder, push slightly and take the fuse
holder out. The safety holder includes one fuse each for op-
erating voltage 115 V and 230 V.
Remove the faulty fuse. Faulty fuses can typically be detected
by a broken fuse wire in the glass envelope.
Figure 8-5:
Power supply unit
on the instrument
rear panel
