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Manuals
Brands
Dunham-Bush Manuals
Chiller
WCFX 30-30
Installation, operation and maintenance manual
Dunham-Bush WCFX 30-30 Installation, Operation And Maintenance Manual
Water-cooled rotary screw tandem water chillers
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
General Information
Receiving and Inspection
Rigging and Moving
Dimensional Data
Application Precautions
Chilled Water Flow
Water Cooled Condenser
Condensing Water Treatment
Installation
Foundation
Vibrationisolation
Water Piping Connections
Electrical Wiring
Settings
Request for Start-Up Representative
Operation
System Water Flow Rate
Seasonal Shut-Down
Seasonal Start-Up Procedure
Procedure
Safety Relief Valves
S Refrigeration Cycle
Oil Management Systems
Hydraulic Capacity Control System
Electrical
Wiring Diagram
Typical Operation
Microcomputer Controller
I to Display Data from the Menu
To Reset All Control Points to
Control
To Display Alarms
To Become Authorized
To Alter Setpoint Data
Sensors
To Set
Electrical
And Pressure
Date and Time
Schedule of Operation
S Control Functions
Chilled Water Pump Interlock and Flow Switch
Customer Control Interlock
Anti-Recycle Timer
Part Wind Start Timer
Load Control
Ramp Control
Current Limiting
Modmotor Setback Control
I 0 Evaporator Pressure Control
Manual Lead-Lag Control
Manual Load-Unload Control
Low Pressure Load Limit
Safety Functions
Control Power Loss
Low Pressure Cut-Off
Evaporator Freeze Shutoff
High Pressure Cut-Off
Oil Level Sensor
Motor Temperature Protector
Overload Protector
Sensoralarm
Stop Alarm
Low Differential Pressure Alarm
Maintenance
Monthly Inspection
Malfunction
I Refrigerant Charge
Troubleshooting
Renewal Parts
Wcfx Tandem Electricalparts
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1
Table of Contents
2
General Information
3
Wiring Diagram
4
I Refrigerant Charge
5
Troubleshooting
6
Renewal Parts
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Supplementary
To
Form No:
6088A
-
DUNNAM·!iUSM
Products
Thal
Perform
...
By
people
IM_io
Care
Water· Cooled
Rotary
Screw
Tandem
Water Chillers
SIS to 720 Tons
MODEL:
WCFX 30-30
WCFX 30-33
WCFX 33-33
WCFX 33-36
WCFX 36-36
Table of
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Summary of Contents for Dunham-Bush WCFX 30-30
Page 6
ton is equal to 3.5168525 kilowatts...
Page 7
1650 L/min, 99m3/h 8092 L/min, 486m3/h 946 L/min, 57m3/h 4031 L/min, 242m3/h Gallons Per Minute. 1 Gallon =3,785 liter...
Page 12
1 ft w.g. = 2,99 kPa...
This manual is also suitable for:
Wcfx 30-33
Wcfx 33-33
Wcfx 33-36
Wcfx 36-36
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