Honeywell HON 512, User And Maintenance Manual

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Contents
HON 512 with HON 650 pilot user manual 2
Contents
1 General considerations 4
1.1 About this user manual 5
1.2 About the safety notices 7
2 Description 8
2.1 Intended use 9
2.2 Device models 10
2.3 Labels/Markings 12
2.4 Identifying the device 13
2.5 Layout and operation 15
2.6 Assemblies and their function 17
2.7 Technical specifications 22
3 Safety 31
3.1 Basic safety rules 32
3.2 Requirements concerning the workforce, personal protective gear, workplaces 34
4 Basics for installing the device in a pipe 36
4.1 Installation examples 37
4.2 Meter run characteristics 40
4.3 Operating and measuring impulse lines 42
5 Transport, installation and start-up 43
5.1 Transporting the gas pressure regulator 44
5.2 Installing the gas pressure regulator 46
5.3 Installing the device connections 48
5.4 Checking the system for leaks 50
5.5 Starting up the gas pressure regulator 53
6 Adjusting the settings of the device 55
6.1 Adjusting the loading pressure 56
6.2 Adjusting the control stage setpoint 57
6.3 Adjusting the amplifying valve 59
7 Malfunctions 61
7.1 Malfunctions 62
8 Maintenance 65
8.1 Maintenance schedule 66
8.2 Preparing for the maintenance 67
8.3 Maintaining the actuator assembly 69
8.3.1 Maintaining the actuator assembly - Design 1, example with expander 70
8.3.2 Maintaining the actuator assembly - Design 2, example without expander 83
8.3.3 Maintaining the actuator assembly - Design 3 93
8.4 Maintaining the pilot 102
8.4.1 Disassembling the pilot and maintaining the base plate 103
8.4.2 Maintaining the control stage with a diaphragm assembly 106
8.4.3 Maintaining the control stage with a larger diaphragm assembly 114