Teledyne 7300A Maintenance, 5.0Replacing the Fuse, Remove Power to Unit before replacing the fuse

Infrared Gas Analyzer Maintenance 5

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.

5.0Replacing 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.

Teledyne Analytical Instruments 5-1