Buchi DuMaster D-480, Руководство по эксплуатации

Страница: 244 / 354

Operating instructions DuMaster D-480 ©BÜCHI Labortechnik AG
9 - Repairing the instrument 244
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The electrical section is now visible.
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Pull out the fuse holder of the appropriate fuse.
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Press the fuse out.
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Check the fuse:
If the fuse wire...
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... is visible: Check whether the wire is broken or not.
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... is not visible: Measure fuse continuity.
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Make a decision for the further proceeding:
If...

... the fuse wire is broken: Insert a new fuse of the same type.

... no continuity was measured on the fuse: Insert a new fuse of the same type.
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... the fuse wire is OK: Insert the old fuse again.
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... continuity was measured on the fuse: Insert the old fuse again.
Phase 3: Insert fuses
Proceed as follows:
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Make sure that the fuse specifications match the label on the fuse holder.
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Insert the fuse into the appropriate fuse holder and tighten the semiconductor relay holding plate
again.