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General| Brand | ABB |
|---|---|
| Model | BUF 3 |
| Category | Industrial Equipment |
| Language | English |
Discusses error conditions like high/low oil level alarms and their fault finding procedures.
Covers the caution for pressure relay trips and lists tools for fault finding.
Addresses issues with local/remote operation and position indicator signals.
Addresses faults in the three-phase motor running back and forth without changing position.
Covers miscellaneous issues like corrosion, condensation, and water in the motor-drive mechanism cabinet.
Provides instructions for replacing gaskets between insulating board and selector switch moulding.
General overview for replacing gaskets in UZE and UZF tap-changers.
Lists necessary tools for gasket replacement, including wrenches, drills, and a dynamometric wrench.
Lists materials like oil drums, rags, solvents, and spare parts for gasket replacement.
Step-by-step guide for draining oil, opening the cover, and removing/replacing the phase unit gasket.
Outlines replacement of gaskets between barrier board and selector switch, referencing section 3.1.
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