Teledyne 7300a - NDIR analyzer - Manual (Page 71)

Infrared Gas Analyzer Maintenance 5
5-1 Teledyne Analytical Instruments
5.0 Maintenance
Aside from normal cleaning and checking for leaks at the gas connec-
tions, routine maintenance is limited to replacing filter elements and fuses,
and recalibration.
WARNING: SEE WARNINGS ON THE TITLE PAGE OF THIS
MANUAL.
5.0 Replacing the Fuse
Remove Power to Unit before replacing the
fuse.
1. Place small screwdriver in notch, and pry cover off, as shown in
Figure 5-1.
Figure 5-1: Removing Fuse Block from Housing
2. To change between American and European fuses, remove the
single retaining screw, flip Fuse Block over 180 degrees, and
replace screw.
3. Replace fuse as shown in Figure 5-2.