PolyScience DuraChill DCA 750 Manuals

Manuals and User Guides for PolyScience DuraChill DCA 750. We have 1 PolyScience DuraChill DCA 750 manual available for free PDF download: Operator's Manual

PolyScience DuraChill DCA 750 Operator's Manual

PolyScience DuraChill DCA 750 Operator's Manual (34 pages)

Brand: PolyScience | Category: Chiller | Size: 0 MB

Table of Contents

Table of Contents
2
Section 1 - Safety and Warranty Information
4
Safety
4
Warranty
5
Unpacking
5
Section 2 - Introduction
6
General Description
6
2.2 Component Identification
7
Control System
7
Fluid Circulation System
8
Cooling System
9
Section 3 - Specifications
11
Air-Cooled Chillers - DCA 500 and DCA 750
11
Water-Cooled Chillers - DCW 500 and DCW 750
12
Air-Cooled Chillers - DCA 1000, DCA 1300 and DCA 1500
13
Water-Cooled Chillers - DCA 1000, DCA 1300 and DCA 1500
14
Section 4 - Installation and Startup
15
Site Requirements
15
Ambient Temperature and Relative Humidity
15
Location
15
Clearance
15
Plumbing
16
Process Piping
16
Reservoir Vent
16
Reservoir Drain
16
Condenser Cooling Water Piping
16
Water Makeup Piping
16
Remote Condenser
16
Fan (Air-Cooled Chillers Only)
16
Signal Inputs/Outputs
17
Remote On/Off
17
Serial Output
17
Remote Temperature Probe
17
Tank Level Low Alarm Indicator
17
Remote Controller
17
Electrical Power
18
Startup
19
Process Coolant
19
Starting Process Fluid Flow
20
Adjusting the Set Point
20
Selecting Celsius or Fahrenheit
21
Section 5 - Normal Operation
22
Power on
22
Controller Display / Menu Structure
23
Controller Display / Menu Navigation
23
Checking / Adjusting Set Point
23
Selecting Celsius or Fahrenheit (UNITS)
24
Setting the Maximum Set Point Temperature Value (Hi-L)
24
Setting the Low Temperature Limit Value (T_Lo)
24
Setting the High Temperature Safety Value (T-Hi)
24
Setting the Down/Up Control Bands (Dcb / Ucb)
25
Controller Default Settings
25
Controller Operating, Alarm, and Error Messages
26
Remote On/Off
26
Remote Control
27
Loss of Power
27
Section 6 - Routine Maintenance
28
Recommended Routine Maintenance Schedule
28
Routine Maintenance Procedures
28
Inline Strainer
28
Reservoir Coolant Level
28
Coolant Freeze Protection
29
Air Filters (Air-Cooled Chillers Only)
29
Section 7 - Troubleshooting
30
Troubleshooting Guide
30
Resetting the High Refrigerant Pressure Safety Cutout
31
Section 8 - Service and Technical Support
32
Appendix
33
Flow Schematic
33
Electrical Schematic
34

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