Installation, Operation and Maintenance Manual
VA-DC-000-1952 Rev. 0
Table of Contents
April 2021
iTable of Contents
Table of Contents
Section 1: Introduction
1.1 Scope ............................................................................................................ 1
1.2 General Information ...................................................................................... 1
1.3 Safety Information ........................................................................................ 3
1.4 Abbreviation Denitions ............................................................................... 4
Section 2: Installation
2.1 Preparation ................................................................................................... 5
2.2 Valve Preparation .......................................................................................... 6
2.3 Actuator Preparation ..................................................................................... 6
2.4 Lifting the ECAT System ................................................................................ 7
2.5 Installing the ECAT Actuator on the Valve ...................................................... 9
2.6 Setting the Stroke Limit Stops ....................................................................... 9
2.7 Hydraulic Fluid ............................................................................................ 10
2.8 Accumulator ............................................................................................... 10
Section 3: Electrical Connections
3.1 Main Electrical Connections ........................................................................ 13
3.2 Sealing Cable / Conduit Entries .................................................................... 13
Section 4: Set-up / Start-up Procedure
4.1 Preparation ................................................................................................. 14
4.2 Initial Check of the Unit ............................................................................... 15
4.3 Initial Connections ...................................................................................... 15
4.4 Initial Pre-Charge ........................................................................................ 15
4.5 Initial Reservoir Fill ...................................................................................... 15
4.6 Hydrostatic Pressure / Function Test............................................................ 15
4.7 Final Start-Up Procedure ............................................................................. 17
4.8 Optional Instrumentation ........................................................................... 17
Section 5: Troubleshooting
Troubleshooting ................................................................................................... 18
Section 6: Maintenance
6.1 Storage Procedures ..................................................................................... 19
6.2 Service Interval ........................................................................................... 19
6.3 Lubrication Requirements ........................................................................... 19
6.4 Recommended Annual Inspection............................................................... 20
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