Waters 2489, Обзор и руководство по обслуживанию

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June 11, 2015, 715004752 Rev. A
Page 111
4.6 Replacing fuses
The fuse holder is located on the rear panel of the detector (see figure below). Two
fuses are shipped in place with the detector, rated as indicated in “Electrical
specifications” on page 138 .
Figure 4–13: 2489 UV/Vis detector rear panel fuse holder
The detector requires two 100 to 240 VAC, 50 to 60 Hz, F 3.15 A, 250 V fast blo, 5
×
20 mm (IEC) fuses.
Suspect a fuse is open or otherwise defective when
• the detector fails to power-on;
• the fans do not operate.
To replace the fuses:
Requirement:
Replace both fuses, even when only one is open or otherwise
defective.
1. Power-off the detector, and disconnect the power cord from the power-entry
module.
Warning:
To avoid electric shock, power-off and unplug the instrument before
inspecting the fuses.
Fuse holder