Deberes

OPERATING & SERVICE MANUAL
For

Disc Choke Console
(Single and Dual Choke Control) (Analog and Digital Gauges) (5K and 10K Chokes) With

Stroke Rate Meters and Gauge Protector

P. O. Box 42842 Houston, TX 77242-2842 Global Sales/Technical Support Tel: 281-988-1866 Fax: 281-988-1889 1-800-654-0660
MANUAL PART # 90-90-080 (REV. E)

DISCLAIMER Recommendations made by M-I SWACO areadvisory only. M-I SWACO shall not be liable under any guarantees or warranties, expressed or implied, in any manner or form, AND ALL WARRANTIES, EXPRESSED OR IMPLIED, ARE HEREBY SPECIFICALLY EXCLUDED, and M-I SWACO shall not be liable for the failure to obtain any particular results from the use of any recommendation made by it or from the use of this material. In no event shall M-I SWACO be liable forincidental or consequential damages.

© Copyright 1995 M-I L.L.C. Publication date: March 2011 * Mark of M-I L.L.C. All other products, brand, or trade names used in this publication are the trademarks or registered trademarks of their respective owners. All rights reserved. This publication is the property of, and contains information proprietary to M-I No part of this publication may bereproduced in any form or by any means, including electronic, mechanical, or otherwise, without the prior written permission of M-I L.L.C..
L.L.C..

Information contained within this publication is subject to change without notice. ii

TABLE OF CONTENTS
SECTION
SECTION 1 SECTION 1.1 SECTION 1.2 SECTION 2 SECTION 2.1 SECTION 2.2 SECTION 3 SECTION 3.1 SECTION 3.1.1 SECTION 3.1.2 SECTION 3.1.3SECTION 3.1.4 SECTION 3.2 SECTION 3.2.1 SECTION 3.2.2 SECTION 3.2.3 SECTION 3.2.4 SECTION 3.3 SECTION 3.3.1 SECTION 3.3.2 SECTION 3.3.3 SECTION 4 SECTION 4.1 SECTION 4.1.1 SECTION 4.1.2 SECTION 4.1.3

DESCRIPTION

PAGE

INTRODUCTION --------------------------------------------------------------------- 1 SYMBOLS ----------------------------------------------------------------------------- 2GENERAL PRECAUTIONS--------------------------------------------------------- 3 GENERAL INFORMATION --------------------------------------------------------- 4 CHOKE VALVE ----------------------------------------------------------------------- 4 CONTROL CONSOLE --------------------------------------------------------------- 5 INSTALLATION----------------------------------------------------------------------- 9 DISC CHOKE ------------------------------------------------------------------------- 9 INSTALLING THE DISC CHOKE -------------------------------------------------- 9 REPOSITIONING THE ACTUATOR ASSEMBLY ------------------------------- 9 CONTROL LINES -------------------------------------------------------------------- 9 CHOKE DISC POSITION TRANSMITTER--------------------------------------- 9 CONTROL CONSOLE --------------------------------------------------------------10 INSTALLING THE CONTROL CONSOLE ---------------------------------------10 AIR SUPPLY -------------------------------------------------------------------------11 STROKE/RATE METER -----------------------------------------------------------12 GAUGE PROTECTOR-------------------------------------------------------------13 MULTIPLE CHOKE INSTALLATION ---------------------------------------------13 DUAL CONTROL CONSOLE ASSEMBLY --------------------------------------13 AUXILIARY CONTROL PANEL ---------------------------------------------------15 MULTIPLE CONTROL CONSOLE INSTALLATION ---------------------------15 OPERATION -------------------------------------------------------------------------16 PROCEDURES----------------------------------------------------------------------16 NORMAL OPERATING METHOD (FAST) --------------------------------------16 ALTERNATE OPERATING METHOD (SLOW) ---------------------------------17 EMERGENCY OPERATION -------------------------------------------------------17

iii

SECTION
SECTION 5 SECTION 5.1 SECTION 5.1.1 SECTION 5.1.2 SECTION 5.1.3 SECTION 5.1.4 SECTION...