Watts Aerco SmartPlate EV, Инструкция по установке, эксплуатации и обслуживанию

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SmartPlate EV Installation, Operation and Maintenance Manual
CONTENTS
OMM-0147_C
• SP-102 • 3/2/2021 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page
2 of 72
TABLE OF CONTENTS
GENERAL INFORMATION ................................................................................ 5
1.1 WARNINGS & CAUTIONS ..................................................................................................................... 5
1.2 INTRODUCTION ................................................................................................................................... 6
1.3 ELECTRONIC CONTROL SYSTEM II (ECS II) ........................................................................................... 7
1.3.1
The Control Box Assembly ........................................................................................................... 8
1.3.2
Flow Meter ................................................................................................................................... 8
1.3.3
Outlet Temperature Sensors ....................................................................................................... 9
1.3.4 Boiler Water Inlet Temperature Sensor ....................................................................................... 9
1.4 SmartPlate EV PIPING ASSEMBLIES ................................................................................................... 10
1.5 3-WAY ELECTRONIC CONTROL VALVE ............................................................................................... 11
INSTALLATION ................................................................................................13
2.1 INTRODUCTION ................................................................................................................................. 13
2.2 RECEIVING AND UNPACKING ............................................................................................................ 13
2.3 SITE SELECTION AND PREPARATION ................................................................................................. 14
2.3.1
Installation Clearances ............................................................................................................... 14
2.3.2
Setting the Unit .......................................................................................................................... 15
2.4 HEATING FLUID AND DOMESTIC HOT WATER (DHW) PIPING........................................................... 15
2.5 SmartPlate EV & BENCHMARK PLATINUM BOILERS ......................................................................... 15
2.6 ELECTRICAL WIRING CONNECTIONS ................................................................................................. 16
2.6.1 Modbus Connection ................................................................................................................... 18
2.7 PRESSURE RELIEF INSTALLATION....................................................................................................... 19
FUNCTIONAL DESCRIPTION ..........................................................................21
3.1 INTRODUCTION ................................................................................................................................. 21
3.2 MECHANICAL OVERVIEW .................................................................................................................. 21
3.3 ELECTRONIC CONTROL OVERVIEW ................................................................................................... 21
3.4 OVER-TEMPERATURE CONTROL AND SAFETY FEATURES ................................................................. 22
ADJUSTMENT ..................................................................................................25
4.1 INTRODUCTION ................................................................................................................................. 25
4.2 3-WAY CONTROL VALVE ADJUSTMENT AND WIRING ....................................................................... 25
4.2.1 3-WAY Control Valve Actuator Installation and Wiring ............................................................. 26
4.2.2
3-Way Valve Stroke Adjustment ................................................................................................ 28
4.2.3
Zero and Span Calibration .......................................................................................................... 28
4.3 ELECTRONIC CONTROL SYSTEM ........................................................................................................ 29
4.3.1
Setpoint Temperature Adjustment ............................................................................................ 29
4.3.2 Over-Temperature Alarm Limit Adjustment .............................................................................. 31
OPERATION .....................................................................................................33
5.1 INTRODUCTION ................................................................................................................................. 33
5.2 PRE-OPERATIONAL CHECKS, INITIAL START-UP ................................................................................ 33
5.3 SHUTTING DOWN THE SYSTEM ......................................................................................................... 34
SCHEDULED MAINTENANCE .........................................................................37
6.1 INTRODUCTION ................................................................................................................................. 37
6.2 PLATE PACK LEAKAGE CHECKS .......................................................................................................... 37
6.3 OVER-TEMP SWITCH CHECK .............................................................................................................. 38
6.4 STRAINER INSPECTION AND CLEANING ............................................................................................ 38
6.5 3-WAY CONTROL VALVE OPERATIONAL CHECK ................................................................................ 39