Hach DR 5000 - Manual (Page 124)

124
Maintenance
7.3 Fuse replacement
DANGER
Certain electrical circuits within this equipment are protected
by fuses against over-current conditions. For continued
protection against a risk of fire, replace fuses only with the
same type and rating specified.
DANGER
Failed fuses are generally an indication of a problem with the
equipment. If fuse failure continues, contact a service
representative for instructions on how to return the equipment
for repair. Do not attempt to repair the equipment yourself.
1. Switch the instrument off.
2. Unplug the power cord to remove all power from the
instrument.
Figure 8 Lamp compartment
1 Tungsten lamp 5 Plug contacts for fan
2 Spring 6 Plug contact for deuterium lamp
3 Screws 7 Plug contact for tungsten lamp (with grip and cable)
4 Deuterium lamp (lamp socket)