Daikin WGZ090DA Manuals

Manuals and User Guides for Daikin WGZ090DA. We have 1 Daikin WGZ090DA manual available for free PDF download: Operating And Maintenance Manual

Daikin WGZ090DA Operating And Maintenance Manual

Daikin WGZ090DA Operating And Maintenance Manual (88 pages)

Water-Cooled Scroll Compressor Chillers 30 to 200 Tons, 105 to 700 kW R-410a 50-60 Hertz

Brand: Daikin | Category: Chiller | Size: 2.55 MB

Table of Contents

Table of Contents
2
Introduction

3
- General Description
  3
- Nomenclature
  3
- Water Pressure Drop
  3
- Components
  6
Unit Configuration

7
- Field Wiring Diagrams
  8
- Control Panel Layout
  10
- Motor Protection Module
  10
Start-Up and Shutdown

11
Sequence of Operation

13
- Start-Up/Compressor Staging
  13
- Condenser Fan Control
  16
Microtech II Controller

17
- Controller Software Version
  17
- General Description
  17
- Expansion I/O Controller
  20
- Setpoints
  21
- Automatic Adjusted Limits
  23
- Dynamic Defaults
  24
Events & Alarms

24
- Unit Stop Alarms
  24
- Limit Events
  28
Controller Operation

31
- Demand Limit
  47
- Unit Capacity Overrides
  47
- EXV Control
  49
Using the Controller

51
- Menu Screens
  52
- Menu Descriptions
  53
BAS Interface

72
- Parameter Details
  73
Compressor Motor Protection Module

76
Optional Controls

78
- Phase/Voltage Monitor (Optional)
  78
- Hot Gas Bypass (Optional)
  78
System Maintenance

79
- General
  79
- Electrical Terminals
  79
- POE Lubrication
  80
- Sightglass and Moisture Indicator
  80
- Crankcase Heaters
  80
- Maintenance Schedule
  81
System Service

82
- Troubleshooting Chart
  84
Warranty Statement

85

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