<?xml version="1.0" encoding="UTF-8"?><toc><section id="foreword.nat"><title>Vorwort</title><section id="sub-amendments"><title>Änderungen</title></section><section id="sub-previous.edition"><title>Frühere Ausgaben</title></section></section><section id="sub-1"><label>1</label><title>Anwendungsbereich</title></section><section id="sub-2"><label>2</label><title>Normative Verweisungen</title></section><section id="sub-3"><label>3</label><title>Begriffe</title></section><section id="sub-4"><label>4</label><title>Allgemeines</title></section><section id="sub-5"><label>5</label><title>Instandhaltung</title><section id="sub-5.1"><label>5.1</label><title>Allgemeines</title></section><section id="sub-5.2"><label>5.2</label><title>Inspektion</title></section><section id="sub-5.3"><label>5.3</label><title>Wartung</title></section><section id="sub-5.4"><label>5.4</label><title>Instandsetzung</title><section id="sub-5.4.1"><label>5.4.1</label><title>Allgemeines</title></section><section id="sub-5.4.2"><label>5.4.2</label><title>Voruntersuchung</title></section><section id="sub-5.4.3"><label>5.4.3</label><title>Vorbereitungsarbeiten</title></section><section id="sub-5.4.4"><label>5.4.4</label><title>Instandsetzungsmaßnahmen</title></section></section></section></toc>