Operating instructions

ABOUT THIS MANUAL

This document is published in both printed and electronic form. In the electronic

manual, all sections and paragraphs listed in the CONTENTS are linked to the

corresponding text.

Navigate the electronic manual as follows:

1. To view any desired information, display the CONTENTS page and move the

cursor to the desired paragraph or section title.

2. To display the desired information, click on the listing when the pointing

finger appears over the text.

3. When finished viewing the text, press Alt + left arrow key to return to the

CONTENTS page.

4. If desired to return to the same information, press Alt + right arrow. To locate

a different item, repeat steps 1 and 2.

The content of this document is subject to change at any time. Information provided does not cover all details or variations

possible with DERRICK equipment, nor does it cover every contingency that may be met in conjunction with installation, operation,

maintenance, or troubleshooting of the equipment. Should additional information be required, or should situations arise that are not

covered by this manual, bring the matter to the attention of your local DERRICK representative or the Service Department at

DERRICK Corporation in Buffalo, New York.