Operating Instructions OXY5500 Gas Analyzer
74 Endress+Hauser
8.4.1 Replacing the fuse
1. Turn off power to the analyzer and open the enclosure door using a standard flathead screwdriver to unlatch the
lock.
2. Using a flat-head screwdriver (or comparable), remove the cover from the fuse enclosure. Refer to Figure 75.
Figure 75. Removing the fuse cover
3. Lift the fuse cover off and turn it over. The fuse is held in the slot in the cover.
4. Remove the fuse from the fuse cover. Refer to Figure 76.
Figure 76. Removing the fuse
5. Replace the expired fuse with a new fuse.
6. Turn the fuse cover over (fuse side down) and place onto the fuse enclosure.
7. Snap fuse cover onto fuse enclosure.
Use only the same type and rating of fuse for replacements. Refer to the specifications listed in Table 37.
Description Rating
Cartridge fuse, 216 Series, 5 x 20 mm, Fast Act 800 mA, 250V
Table 37. Fuse specifications
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