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AERCO SmartPlate HP SPHPDW38
Watts AERCO SmartPlate HP SPHPDW38 Manuals
Manuals and User Guides for Watts AERCO SmartPlate HP SPHPDW38. We have
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Watts AERCO SmartPlate HP SPHPDW38 manual available for free PDF download: Installation, Operation & Maintenance Manual
Watts AERCO SmartPlate HP SPHPDW38 Installation, Operation & Maintenance Manual (94 pages)
High Pressure Domestic Hot Water Heaters
Brand:
Watts
| Category:
Water Heater
| Size: 4 MB
Table of Contents
Table of Contents
2
Chapter 1. General Information
5
Introduction
5
ELECTRONIC CONTROL System/Smartplate HP (ECS/SP)
6
Control Box Assembly
7
Feed-Forward Temperature Sensors
8
Outlet Temperature Sensors
8
Boiler Water Inlet/Outlet Temperature Sensors
8
Smartplate HP PIPING ASSEMBLIES
9
3-Way Electronic Control Valve
10
Chapter 2. Installation
11
Introduction
11
Receiving and Unpacking
11
Site Selection and Preparation
12
Installation Clearances
12
Setting the Unit
13
Heating Fluid and Domestic Hot Water (Dhw) Piping
14
Smartplate HP & BENCHMARK PLATINUM BOILERS
14
Electrical Wiring Connections
15
Pressure Relief & Air Bleeder Valve Installation
20
Chapter 3. Functional Description
21
Introduction
21
Mechanical Overview
21
Electronic Control Overview
22
Over-Temperature Control and Safety Features
22
Chapter 4. Adjustment
25
Introduction
25
3-Way Control Valve Adjustment and Wiring
25
3-WAY Control Valve Installation and Wiring
25
3-Way Valve Stroke Adjustment
27
Zero and Span Calibration
27
Electronic Control System
28
Setpoint Temperature Adjustment
28
Over-Temperature Alarm Limit Adjustment
30
Chapter 5. Operation
33
Introduction
33
Pre-Operational Checks & Filling the Unit
33
Initial Start-Up
34
Checking Mixed Inlet Temperature
35
Shutting down the System
35
Chapter 6. Scheduled Maintenance
37
Introduction
37
Boiler Water Differential Pressure Gauge Check
37
Plate Pack Leakage Checks
38
Over-Temp Switch Check
39
Strainer Inspection and Cleaning
39
3-Way Control Valve Operational Check
40
Temperature Sensor Checks
40
Recirculation Pump Check
41
Periodic Cleaning of Heat Exchanger
42
Chapter 7. Troubleshooting
43
Introduction
43
Troubleshooting Procedures
43
Chapter 8. Corrective Maintenance
51
Introduction
51
Corrective Maintenance
51
Heat Exchanger Maintenance
51
Heat Exchanger Cleaning and De-Scaling
52
Heat Exchanger Replacement
52
Control Valve Electronic Actuator Replacement and Valve Removal
54
Electronics Actuator Replacement
54
Control Valve Replacement
55
Recirculation Pump Replacement
56
Strainers and Differential Pressure Gauge
58
Electronic Control System (ECS/SP)
59
Ecs/Sp Control Box Assembly and Components
59
Control Box Assembly Replacement
60
Temperature Controller Replacement
60
Over-Temperature Switch and Temperature Indicators
61
Vac Step-Down Transformer Replacement
62
APPENDIX A - Modbus Control and Communication
67
APPENDIX B - ECS/SP Wiring Diagram and Terminal Block Connections
77
APPENDIX C - Smartplate HP Piping Drawings
79
APPENDIX D - Dimensional Drawings
87
APPENDIX E - Part List
89
APPENDIX F - Recommended Spare Parts
93
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