Edwards EXT255HVi Manuals

Manuals and User Guides for Edwards EXT255HVi. We have 1 Edwards EXT255HVi manual available for free PDF download: Instruction Manual

Edwards EXT255HVi Instruction Manual

Edwards EXT255HVi Instruction Manual (44 pages)

Compound Molecular Pump

Brand: Edwards | Category: Water Pump | Size: 2 MB

Table of Contents

Table of Contents
3
Introduction

7
Technical Data

13
Installation

21
- Unpack and Inspect
  21
- Typical Installation
  21
- Checklist of Items
  21
- Typical Pumping System with an EXT255H Pump
  22
- Typical Pumping System with an Ext255Hi/Ext255Hvi Pump
  23
- Connect to the Vacuum System
  24
- Inlet Screen
  24
- Mechanical Fixing
  24
- Correct Installation of the Inlet-Screen
  24
- Base Mounting
  25
- Inlet Connection and Orientation
  25
- Backing Connection
  26
- Interstage Connection (Ext255Hi/Ext255Hvi Only)
  26
- Vent-Valve Connection and Control
  26
- Vent-Restrictor Orifice Diameter (with Atmospheric Pressure at the Inlet of the Vent-Valve)
  26
- Purge Gas Connection
  27
- Connect the Purge Gas
  27
- Recommended Purge Gas Flow
  27
- Electrical Installation
  27
- Cooling
  27
- Introduction
  27
- Forced-Air Cooling
  28
- Water-Cooling
  28
Operation

29
- Start-Up
  29
- Stand-By
  29
- Shut-Down
  30
- Safety Interlocks and Control System
  30
- Bakeout
  30
Maintenance

33
- Introduction
  33
- Bearing Life
  33
- Rotor Life
  33
- Clean the Pump
  33
- Fault Finding
  34
Storage and Disposal

37
- Storage
  37
- Disposal
  37
Service, Spares and Accessories

39
- Introduction
  39
- Service
  39
- Spares
  39
- ISX Inlet-Screen
  39
- Inlet-Strainer (Ext255Hi Pump Only)
  39
- Interstage-Port Seal (Ext255Hvi Pump Only)
  40
- WCX Water-Cooler
  40
- Inlet-Flange Seals
  40
- Accessories
  40
- Installation
  40
- EXC Controller
  40
- Pump-To-Controller Cable
  40
- EXDC Drive Modules
  41
- BX Bakeout Band
  41
- FL20K Foreline Trap
  41
- Installation of Optional Accessories (and Spares): Ext255Hi Shown
  42
- TAV Vent-Valve and Vent-Port Adaptor
  43
- ACX Air-Cooler
  43
- Vibration Isolators
  43
- PRX Purge-Restrictor
  43
- VRX Vent-Restrictor
  43

Advertisement

Advertisement

Related Products

Edwards Categories

Water Pump Control Unit Industrial Equipment Measuring Instruments Controller

More Edwards Manuals