SATAM 7889 Series Description, Installation, Operations And Maintenance Manual
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SATAM 7889 Series Description, Installation, Operations And Maintenance Manual

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DESCRIPTION - INSTALLATION - OPERATION -
This document consists of
And may not transmitted to third parties without prior authorisation
SATAM may modify this document without prior authorisation
In conformity with the European directive 94/9/CE-ATEX
SATAM
Usine de Falaise – Avenue de Verdun – B.P. 129 – 14700 FALAISE – France
Tél. : +33 (0)2 31 41 41 41
Fax : +33 (0)2 31 40 75 61
SIRET 495 233 124 000 17
CODE APE 2813 Z
SERIES 7889 METER PRESET
MANUAL
SERVICING
U508217-e – Revision 02 – 24 February 2009
This document is the property of SATAM
12
pages, including the flyleaf
Siège Social : Paris Nord II – 5, rue des Chardonnerets
B.P. 85012 – Tremblay- en-France – 95931 Roissy C.D.G. Cedex - France
Tél. : +33 (0)1 49 90 77 00
Fax : +33 (0)1 49 90 77 99
SA au capital de 6 037 000 € – RCS Bobigny B 495 233 124
SIRET 495 233 124 000 17 – Code APE 2813 Z – N° TVA : FR 48 495 233 124

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Summary of Contents for SATAM 7889 Series

  • Page 1 This document is the property of SATAM And may not transmitted to third parties without prior authorisation SATAM may modify this document without prior authorisation In conformity with the European directive 94/9/CE-ATEX SATAM Siège Social : Paris Nord II – 5, rue des Chardonnerets Usine de Falaise –...

  • Page 2: Table Of Contents

    Summary SECTION 1. INTRODUCTION......................3 A. GENERAL ..........................3 SECTION 2. DESCRIPTION......................4 A. GENERAL ..........................4 B. SPECIFICATIONS........................4 SECTION 3. INSTALLATION ......................5 A. MOUNTING..........................5 B. TRIMMING RIGHT-HAND WHEEL TO ZERO................. 5 C. FIRST STAGE KNOCKOFF CHANGE..................6 D.

  • Page 3: Section 1. Introduction

    SECTION 1. INTRODUCTION A. GENERAL These instructions are for servicing the Series 7889 Preset Registers. Every Meter Register is thoroughly tested at the meter factory when installed on the meter. However, like any precision mechanism, it requires periodic care to ensure maximum service. This manual is for use in areas where factory rebuilding facilities and adequate exchange stocks are not readily accessible.

  • Page 4: Section 2. Description

    SECTION 2. DESCRIPTION A. GENERAL 5. Flow Rate. The maximum speed of the right-hand wheel (least significant digit) is 250 rpm. With a 1:1 ratio between the input and the right-hand wheel, the 1. The Series 7889 Meter Preset is used in fluid flow maxi- mum input speed would also be 250 rpm.

  • Page 5: Section 3. Installation

    SECTION 3. INSTALLATION WARNING: WHEN THE PRODUCT IS USED TO 3. Install the linkage between the knockoff plate and CONTROL A MACHINE OR PROCESS WHERE valve or switch. If the Preset is equipped with a Series PERSONAL INJURY OR EQUIPMENT DAMAGE 7856 explosion-proof switch, connect wires per MIGHT OCCUR AS A RESULT OF FAILURE OF ANY installation instructions packed with the switch.

  • Page 6: First Stage Knockoff Change

    a. If the final knockoff point is greater than zero, adjust the cam backward (clockwise when looking into the trim hole) only. Do not attempt to adjust the cam forward since you cannot reach zero without breaking the internal stop. The cam must be adjusted 10 clicks for a 1 digit change in the right-hand wheel.

  • Page 7: Operational Check

    8. Push the trip cam to the left to disengage it from the drive gear (Figure 6). 9. Rotate the trip cam until its operating surface is straight up (Figure 6). ln this position, the operating surface pulls the rake when the desired number on the first character wheel is displayed in the window.

  • Page 8: Section 4. Operation

    SECTION 4. OPERATION 1. Depress the SET button into its latched position. b. The knockoff plate on the bottom of the Preset The inward movement of the SET button causes: case has two tabs that project into the case. When a.

  • Page 9: Section 5. Service

    SECTION 5. SERVICE A. GENERAL. Aero shell Fluid No. 12 or Equivalent Temperature Range -65° F to +300° F GREASE: The Meter Preset is adjusted and lubricated at the factory, but periodic cleaning and lubrication is LUBRICATION. required for maximum service. Service intervals must necessarily be left to individual users due to 1.

  • Page 10: Troubleshooting

    F. TROUBLESHOOTING. Refer to Figures 10, 11, and 13 for parts identification when using Troub1eshooting Table 1. Table 1. Series 7889 Meter Preset Troubleshooting. TROUBLE POSSIBLE CAUSE CORRECTION Any wheel cannot be preset Broken preset pawl (Figure 11). Install new preset pawl (Paragraph G). Displaced extension spring between base Replace extension spring.
  • Page 11 Figure 10. Meter Preset Parts Identification (Wheels Installed). Figure 11. Meter Preset Parts Identification (Wheels Removed). Edition du 24/02/09 / 12 U508217-e Revision : 2...
  • Page 12 Figure 12. Aligning Transfer Pillions on Pinion Shaft. Figure 13. Character Wheel Shaft Group Parts Identification. Edition du 24/02/09 / 12 U508217-e Revision : 2...

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