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Baker Hughes Masoneilan 77-6 User Manual

Baker Hughes Masoneilan 77-6
8 pages
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Masoneilan™
77-6 Model
Air Lock-up Valve
Instruction Manual (Rev. B)
Baker Hughes Data Classication : Public
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Baker Hughes Masoneilan 77-6 Specifications

General IconGeneral
Accuracy±1% of span
Ambient Temperature Range-40 to 180°F (-40 to 82°C)
Supply Pressure20 psi (recommended)
Output Signal3-15 psi (standard)
MaterialsAluminum
TypePneumatic

Summary

Safety Information

Safety Alert Symbol and Hazard Definitions

Explains the safety alert symbol and defines DANGER, WARNING, CAUTION, and CAUTION (property damage) levels.

About this Manual

Provides information on manual updates, reproduction restrictions, error reporting, and scope of the instructions.

Useful Life Period

Estimates the product's useful life and factors affecting it, emphasizing maintenance and proper installation.

Warranty Information

Details the warranty period, coverage for defects, and Baker Hughes' right to change specifications.

Prior to Installation

Highlights requirements for qualified personnel, flushing lines, and potential risks from damaged equipment.

Installation

General Installation Guidelines

Covers warnings, pressure limits, cleaning, placement, and connection requirements for proper installation.

Hazardous Area Installation

Specifies requirements for products certified for explosion-proof or intrinsically safe installations.

Adjustment

Adjustment Procedure

Details the steps for adjusting the lock-up valve setting, including pressure supply, screw adjustment, and final connections.

Maintenance

Maintenance Safety Precautions

Emphasizes shutting off supply pressure and relieving spring compression before any maintenance procedures.

Disassembly and Reassembly

Provides step-by-step instructions for disassembling and reassembling the lock-up valve for maintenance.

Component Inspection and Replacement

Guides on inspecting the diaphragm and inlet valve for wear or damage and when to replace them.

Economical Maintenance Strategy

Suggests stocking complete units due to high labor costs for internal part replacement.

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