Dunham-Bush WCFX 30-30 Manuals

Manuals and User Guides for Dunham-Bush WCFX 30-30. We have 1 Dunham-Bush WCFX 30-30 manual available for free PDF download: Installation, Operation And Maintenance Manual

Dunham-Bush WCFX 30-30 Installation, Operation And Maintenance Manual

Dunham-Bush WCFX 30-30 Installation, Operation And Maintenance Manual (44 pages)

Water-Cooled Rotary Screw Tandem Water Chillers

Brand: Dunham-Bush | Category: Chiller | Size: 9 MB

Table of Contents

Table of Contents
2
General Information
4
Receiving and Inspection
4
Rigging and Moving
4
Dimensional Data
4
Application Precautions
4
Installation
10
Foundation
10
Vibrationisolation
10
Water Piping Connections
10
Electrical Wiring
10
- Settings
  13
Request for Start-Up Representative
13
Operation
14
System Water Flow Rate
14
Seasonal Shut-Down
14
Seasonal Start-Up Procedure
14
- Procedure
  14
Safety Relief Valves
15
S Refrigeration Cycle
15
Oil Management Systems
15
Hydraulic Capacity Control System
17
Electrical
19
Wiring Diagram
20
Typical Operation
20
Microcomputer Controller
20
- I to Display Data from the Menu
  23
- To Reset All Control Points to
  23
  - Control
    23
- To Display Alarms
  23
- To Become Authorized
  23
- To Alter Setpoint Data
  23
  - Sensors
    23
- To Set
  24
Electrical
24
- And Pressure
  24
- Date and Time
  24
- Schedule of Operation
  24
S Control Functions
25
- Chilled Water Pump Interlock and Flow Switch
  25
- Customer Control Interlock
  26
- Anti-Recycle Timer
  26
- Part Wind Start Timer
  26
- Load Control
  26
- Ramp Control
  26
- Current Limiting
  27
- Modmotor Setback Control
  27
- I 0 Evaporator Pressure Control
  27
- Manual Lead-Lag Control
  28
- Manual Load-Unload Control
  28
- Low Pressure Load Limit
  29
Safety Functions
29
- Control Power Loss
  29
- Low Pressure Cut-Off
  29
- Evaporator Freeze Shutoff
  29
- High Pressure Cut-Off
  30
- Oil Level Sensor
  30
- Motor Temperature Protector
  30
- Overload Protector
  30
- Sensoralarm
  31
- Stop Alarm
  31
- Low Differential Pressure Alarm
  31
Maintenance
32
Monthly Inspection
32
- Malfunction
  34
- I Refrigerant Charge
  34
Troubleshooting
35
Renewal Parts
39
- Wcfx Tandem Electricalparts
  39

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