A61D Valve Instruction Manual

Page 1

Instruction Manual Form 5641 April 2000

Design A61D TriAx

Design A61D TriAx Triple Offset High Performance Butterfly Valve Contents Introduction

............................... 1 Scope of Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Installation

................................. 2

Maintenance

............................... Packing Maintenance . . . . . . . . . . . . . . . . . . . . . . . . Stopping Leakage . . . . . . . . . . . . . . . . . . . . . . . . . . Replacing Packing . . . . . . . . . . . . . . . . . . . . . . . . . . Replacing the Seal Ring . . . . . . . . . . . . . . . . . . . . . . Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replacing the Valve Disk, Shaft and Bearing . . . . Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Mounting the Actuator . . . . . . . . . . . . . . . . . . . . . . . Changing Actuator Mounting Style . . . . . . . . . . . . .

3 3 3 3 4 4 4 5 5 6 6 6

Parts Ordering . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6

Parts Reference

........................... 7

Introduction Scope of Manual

W7913 / IL

Figure 1. Design A61D TriAx

This instruction manual provides installation, operation, maintenance, and parts ordering information for Design A61D TriAx valves. Refer to separate manuals for information concerning the actuator and accessories.

The Design A61D TriAx High Performance Butterfly Valve is a flanged (figure 1) triple offset HPBV. Suit-

able for a broad range of industrial and general service applications, this valve mates with the Type 1035 rack and Pinion or Bettis Scotch Yoke actuators to provide on-off service.

D102726X012

Description


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