Air Torque AT045U - User Manual

Original instructions
EB AT-RP-4GU EN
4th Generation Upgrade Series
Rack&Pinion actuators
AT045U → AT801U models
Edition November 2020

Summary

Safety Instructions and Measures

Intended Use and Personnel Qualifications

Details on actuator intended use, operator/personnel qualifications, and PPE recommendations.

Responsibilities and Standards

Outlines operator and personnel responsibilities and relevant standards and regulations.

Safety Instructions and Measures

Severe Personal Injury Hazards

Warnings regarding severe personal injury from bursting, falling loads, and other critical risks.

Personal Injury Hazards

Warnings about personal injury from lifting, moving parts, air exhaust, springs, and illegible markings.

Safety Instructions and Measures

Property Damage Hazards

Warnings about potential property damage from incorrect handling, tools, torques, and lubricants.

Device Markings and Identification

Actuator Nameplate Details

Explanation of the information and symbols present on the actuator's nameplate.

Design and Operation Principles

Actuator Configurations and Control

Describes double and single acting configurations, and control options.

Direction of Action and Fail Positions

Details standard rotation, travel stop adjustment, and fail-safe positions.

Design and Operation Principles

Technical Specifications and Features

Covers complementary parts, technical data, media, pressure, temperature, and stroking time.

Shipment and On-site Transport

Receiving and Inspecting Shipments

Procedures for accepting deliveries, checking for damage, and verifying specifications.

Transporting and Lifting Actuators

Guidelines for safely transporting and lifting the actuator, including warnings.

Shipment and On-site Transport

Storage Instructions

Proper methods for storing the actuator to prevent damage and maintain integrity.

Mounting and Assembly

Installation Preparation and Options

Steps for preparing installation, including direct mounting or using brackets.

Control and Signal Device Integration

Information on assembling control and signal devices with the actuator.

Mounting and Assembly

Actuator Mounting Steps

Details on the initial steps for mounting the actuator onto the valve.

Mounting and Assembly

Securing and Aligning Actuator

Final steps for securing the actuator, ensuring alignment, and tightening connections.

Start-up Procedure

Pre-operation Checks and Warnings

Safety warnings and checks required before initiating actuator start-up.

Actuator Operation

Safe Operation Guidelines

Essential safety warnings and procedures for operating the actuator correctly.

Malfunctions and Troubleshooting

Common Issues and Resolutions

A guide to identifying and resolving common actuator malfunctions.

Service and Maintenance

Service Recommendations and Preparation

Guidelines for periodic service, preparation steps, and warranty considerations.

Service and Maintenance

Part List and Component Identification

Lists components with part numbers and descriptions, illustrated by diagrams.

Service and Maintenance

Disassembly Procedures

Detailed steps for disassembling indicators, caps, pistons, and drive shafts.

Service and Maintenance

Drive Shaft and Piston Reassembly

Instructions for reassembling drive shafts, pistons, and related components.

Service and Maintenance

End Cap Reassembly

Steps for reassembling end caps, including specific procedures for extra travel stop adjustment.

Service and Maintenance

Indicator, Stop Screw Reassembly, and Stroke Adjustment

Procedures for reassembling indicators, stop screws, and adjusting the actuator stroke.

Decommissioning

Decommissioning Safety and Steps

Safety precautions and procedures for safely taking the actuator out of operation.

Actuator Removal

Removal Safety and Procedures

Safety warnings and procedures for removing the actuator from the valve.

Actuator Removal

Actuator Removal Steps

Detailed steps for disconnecting and removing the actuator from the valve assembly.

Repairs

Authorized Repair Procedures

Guidance on when the actuator is defective and how to obtain authorized repairs.

Disposal Procedures

Disposal Regulations and Safety

Information on proper disposal methods, compliance with regulations, and safety during dismantling.

Certificates and Declarations

Available Certification Documents

Lists the various certificates and documents available for the actuators.

Annex and Technical Data

Required Tools and Dimensions

Lists necessary tools for maintenance and their dimensions, including for stop screws.

Annex and Technical Data

Extra Travel Stop Adjustment Tools

Details tools required for 50% and 100% extra travel stop adjustments.

Annex and Technical Data

Tightening Torques

Specifies tightening torques for end cap screws, adjustment nuts, stop screws, and pressure connections.

Annex and Technical Data

Lubricants and Ancillary Attachments

Information on factory lubrication and tightening torques for ancillary attachments.

Air Torque AT045U Specifications

General

Brand	Air Torque
Model	AT045U
Category	Controller
Language	English