Teledyne 5000B - Near Infrared Photometer - Manual (Page 61)

Part I: Control Unit/Analysis Unit Maintenance 3
Part I: 4-1 Teledyne Analytical Instruments
Maintenance
Aside from normal cleaning and checking for leaks at the gas connections,
routine maintenance is limited to replacing filter elements and fuses, and
recalibration.
WARNING: SEE WARNINGS ON THE TITLE PAGE OF THIS
MANUAL.
4.1 Fuse Replacement
The 5000B requires two 5 x 20 mm, 6.3 A, F type (Fast Blow) fuses.
The fuses are located inside the main housing on the Electrical
Connector Panel, as shown in Figure 4-3. 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 cap and fuse, as
shown in Figure 4-1