Fuse Replacement; System Self Diagnostic Test; Teledyne Analytical Instruments - Teledyne 3000PB Operating Instructions Manual

Percent Oxygen Analyzer
Note: Evidence of damage due to tampering or mishandling will
render the cell warranty null and void.
5.4
The 3000PB requires two 5 × 20 mm, 4 A, T type (Slow Blow) fuses.
The fuses are located inside the main housing on the Electrical Connector
Panel, as shown in Figure 5-3. To replace a fuse:
1. Disconnect the Unit from its power source.
2. Place a small screwdriver in the notch in the fuse holder cap,
push in, and rotate 1/4 turn. The cap will pop out a few
millimeters. Pull out the fuse holder cap and fuse, as shown in
Figure 5-3.
Figure 5-3: Removing Fuse Cap and Fuse from Holder
2. Replace fuse by reversing process in step 1.
5.5
1. Press the System button to enter the System function.
2. Use the arrow keys to move to More, and press Enter.
3. Use the arrow keys to move to Self-Test, and press Enter.
The screen will follow the running of the diagnostic.

Fuse Replacement

3.0 A MAX

System Self Diagnostic Test

RUNNING DIAGNOSTIC
Testing Preamp — 83

Teledyne Analytical Instruments

Maintenance 5
5-7