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SCW Series installation manual
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77 pages, 842.96 Kb
Operation and Installation Manual
SCW Series
Central Chilling Stations
Important!
Read Carefully Before Attempting to Install or Operate Equipment
Part No.
A0551795
Bulletin No. SC3-635.1
Contents
Main
Central Chilling Stations
Important! Read Carefully Before Attempting to Install or Operate Equipment
Page
Safety Considerations
Table of Contents
1 General Information .................................................8
2 Shipping Info rmation .............................................16
3 Installation............................................................... 20
4 Sequence Of Operation........................................277
5 Startup Checklists..................................................34
6 Graphic Pane l Devices........................................... 41
7 Using the Standard Touchscreen Interface.........43
8 Using the Advanced Touchscreen Interface........48
Page
Page
1 General Information
1-1 Introduction
1-2 Necessary Documents
1-3 Models Covered
1-4 Standard Features
1-5 Available Options
Standard Features on Remote Condensers
Model Number Nomeclature
Page 12 of 77 SCW Series Central Chilling Stations
Figure 1 Typical Two-Circuit 60-195 Ton Water Cooled Chiller
SCW Series Central Chilling Stations Page 13 of 77
Page 14 of 77 SCW Series Central Chilling Stations
Figure 2 Typical Two-Circuit 60-195 Ton Remote Air Cooled Chiller
SCW Series Central Chilling Stations Page 15 of 77
SCWR Series Remote Condenser Models
2 Shipping Information
2-1 Unpacking and Inspection
2-2 In the Event of Shipping Damages
Page
2-6 Uncrating Your New Chiller ! WARNING !
Page
3 Installation
3-1 Installation Location Considerations
3-2 Making Electrical Connections
!
3-3 Piping Considerations
3-4 Making Process Water Connections
All Models
3-5 Making Tank Piping Connections
3-6 Water Connection Sizing Considerations
3-7 Galvanic Corrosion Considerations
3-8 Water Treatment Considerations
3-9 Making Water-Cooled Condenser Connections
3-10 Installing the Remote Air-Cooled Condenser
3-11 Checking Motor Direction
-Notes-
4 Sequence Of Operation
4-1 Staging
4-2 Alarms
4-3 Lead-Lag Compressors
4-4 Lead-Lag Pumps
4-5 Chilled Water Circuit
4-6 Refrigeration Circuit
4-7 Freezestat Control
Page
4-8 High Pressure Cutout
4-9 Low Pressure Cutout
4-10 Flow Switch
4-11 Control Nozzle
4-12 Control Probe
4-13 Chilled Water Manifold
4-14 Optional Condenser Water Manifold
Page
5 Startup Checklists
5-1 Introduction
5-2 Water-Cooled SCW Series Startup Checklist
Page
5-3 Water-Cooled SCW Series Startup
5-4 Remote Air-Cooled SCW Series Startup Checklist
Page
5-5 Remote Air-Cooled SCW Series Startup
5-6 Determining Flow Rate
5-7 Shutdown
-Notes-
Page
Page
Using the Standard 7 Operator Interface
7-1 Operator Interface Introduction
Page
7-3 Getting Started on the SCW Series Standard Operator Interface
7-4 Viewing and Operating Chiller Compressors
7-5 Viewing and Operating Chiller Pumps
7-6 Viewing Active Alarms and Handling Alarm Conditions
7-7 Viewing and Setting System Temperatures
Failure to do so can result in SERIOUS INJURY OR DEATH!
Page
Using the Advanced 8 Touchscreen Interface
8-1 Touchscreen Interface Introduction (MMI)
Page
8-3 Getting Started on the SCW Series Advanced Touchscreen Interface
8-4 Viewing and Operating Chiller Compressors
Viewing Compressor Status
Page
Operating the chiller compressors
Setting Compressor Lead/Lag Times and Activating Compressor Lead/Lag Operation
Viewing Compressor Run Times
8-5 Viewing and Operating Chiller Pumps
Viewing Chiller Pump Status
Page
Operating Chiller Pumps
Setting Pump Lead/Lag Times and Activating Pump Lead/Lag Operation
Viewing Pump Run Times
8-6 Viewing Active Alarms and Handling Alarm Conditions
Page
Failure to do so can result in SERIOUS INJURY OR DEATH!
8-7 Viewing and Setting System Temperatures
Setting System Temperatures
Page
9 Routine Maintenance
9-1 Lubrication
9-2 Condenser Maintenance
9-3 Evaporator Maintenance
9-4 Pump Motor Seal
9-5 Makeup Valve
9-6 Recommended Pump Tank Spare Parts
9-7 Preventive Maintenance Service
Page
10 Troubleshooting
Page
.
Page
Page 72 of 77 SCW Series Central Chilling Stations
I Index
SCW Series Central Chilling Stations Page 73 of 77
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SCW Series Central Chilling Stations Page 77 of 77
Technical Assistance
Parts Department
2900 S. 160th Street New Berlin, WI 53151 www.sterlco.com