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Control Unit
928074 Series
heat-timer 928074 Series Manuals
Manuals and User Guides for heat-timer 928074 Series. We have
1
heat-timer 928074 Series manual available for free PDF download: Installation And Operation Manual
heat-timer 928074 Series Installation And Operation Manual (32 pages)
2-WAY AND 3-WAY MOTORIZED VALVES FOR STEAM, VACUUM, AND HOT WATER
Brand:
heat-timer
| Category:
Control Unit
| Size: 3.55 MB
Table of Contents
Table of Contents
3
Controls, Indicators, and Connections
4
Detailed Operation
7
Overview
7
Single-Seated Valves
7
2-Way Low-Pressure Steam Valve Application
7
2-Way Vacuum Steam Valve Application
7
3-Way Converted Hot Water Heating Application
7
Double-Seated and Balanced Plug Valves
8
2-Way High-Pressure Steam Valve Application
8
Actuator Manual Operation
8
Maintenance
8
Specifications
9
Actuator Specifications
9
Valve Specifications
10
2-Way Balanced Plug/Double-Seated
10
2-Way Single-Seated Valves
11
3-Way Single-Seated Valves
12
Installation Instructions
13
Supplied Materials
13
Required Materials (Not Supplied)
13
Design Considerations
14
Calculating Valve Sizing
15
Hot Water Valve Sizing
15
Steam Valve Sizing (< 10Psi)
15
Installing the Valve Body
16
Mounting the Valve Actuator
19
Wiring the Actuator
20
Mounting the Actuator Power Transformer
20
Connecting the Actuator Wiring- Floating Actuator
21
Connecting the Actuator Wiring- Floating Actuator with Feedback
22
Connecting the Actuator Wiring- Proportional Actuator
23
Selection of Input Signal- Proportional Actuator
24
Selection of Valve Direction- Proportional Actuator
24
Actuator Wiring Diagrams
25
Troubleshooting
27
2-Way Actuator Valve Installations
27
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