Trane RTWS 125 Manuals

Manuals and User Guides for Trane RTWS 125. We have 1 Trane RTWS 125 manual available for free PDF download: Installation, Operation And Maintenance Manual

Trane RTWS 125 Installation, Operation And Maintenance Manual (233 pages)

Water Cooled Screw Chiller, Screw Water Source Heat Pumps

Brand: Trane | Category: Chiller | Size: 11 MB

Table of Contents
4
Model Number Description
10
Overview
10
Nameplates
10
Unit Nameplate
10
Compressor Nameplate
10
Connection Direction
13
Current Limit Setpoint
14
General Information
16
Unit Description
16
Accessory/Options Information
16
General Data
17
General Information
17
Pre-Installation
18
Inspection Checklist
18
Unit Storage
18
Installation Requirements and Contractor Responsibilities
18
Pre-Installation
19
Unit Dimensions/Weights
20
Unit Dimensions and Service Clearances
20
Unit Weights
24
Installation - Mechanical
25
Location Requirements
25
Noise Considerations
25
Rigging
25
Lifting Procedure
26
Lifting and Moving Instructions
26
Unit Isolation and Leveling
27
Evaporator Piping
31
Drainage
31
Reversing Water Boxes
32
Evaporator Piping Components
32
Condenser Water Piping
38
Condenser Piping Components
38
Condenser Drains
38
Water Regulating Valve
39
Water Treatment
39
Water Pressure Gauges
39
Water Pressure Relief Valves
39
Refrigerant Relief Valve Venting
40
Condenser Pressure Relief Valve Venting
40
Evaporator Pressure Relief Valve Venting
42
Installation - Electrical
44
General Recommendations
44
Installer-Supplied Components
48
Power Supply Wiring
48
Control Power Supply
49
Interconnecting Wiring
49
Chilled Water Flow (Pump) Interlock
49
Chilled Water Pump Control
50
Alarm and Status Relay Outputs (Programmable Relays)
51
Low Voltage Wiring
53
Chilled Water Reset (CWR)
57
Communications Interface Options
60
Optional Tracer Communications Interface
60
Lontalk Communications Interface for Chillers (LCI-C)
61
Installation Recommendations
61
Bacnet Communications Interface for Chillers (BCI-C)
63
Bacnet Data Points and Configuration Property Definitions
63
Bacnet Protocol Implementation Conformance Statement (PICS)
63
Object Types
65
Bacnet Protocol
73
Object Data Points and Diagnostic Data Points with Corresponding Chiller Models
74
BCI-C Alarming
80
RTWS Operating Principles
81
General
81
Refrigeration (Cooling) Cycle
83
Overview
83
Cycle Description
83
Oil System Operation
86
Overview
86
Compressor Motor
87
Compressor Rotors
87
Oil Filter
87
Compressor Rotor Oil Supply
87
Compressor Bearing Oil Supply
87
Oil Separator
88
Controls Interface
89
CH530 Communications Overview
89
Dynaview Interface
90
Key Functions
90
Display Screens
91
Unit Screen
95
Settings Screen
105
Local Time of Day Schedule Screen
111
Lockout Screen
116
Reports Screen
117
Power up and Self Tests
121
Diagnostic Screens
122
Display Formats
123
Techview
124
Overview
124
Software Download
125
Unit View
126
Diagnostics View
134
Configuration View
136
Software View
145
Binding View
146
Pre-Start Checkout
148
Unit Voltage Power Supply
149
Unit Voltage Imbalance
150
Unit Voltage Phasing
151
Water System Flow Rates
152
Water System Pressure Drop
152
Unit Start-Up Procedures
153
Sequence of Operation
153
Power up
153
Power up to Starting
153
Stopped to Starting
155
Start-Up
157
Seasonal Unit Start-Up Procedure
158
Limit Conditions
159
Unit Shutdown
161
Normal Shutdown to Stopped
161
Seasonal Unit Shutdown
162
Maintenance and Service
163
Overview
163
Maintenance
163
Weekly Maintenance and Checks
163
Monthly Maintenance and Checks
164
Annual Maintenance
165
Scheduling Other Maintenance
165
Operating Log
166
Service Procedures
169
Cleaning the Condenser
169
Chemical Cleaning Procedure
172
Cleaning the Evaporator
172
Compressor Oil
172
Refrigerant Charge
177
Refrigerant Charging
177
Freeze Protection
179
Diagnostics
180
Starter Diagnostics
181
Main Processor Diagnostics
185
Communication Diagnostics
200
Main Processor Boot Messages and Diagnostics
205
Wiring Schematics
209
Appendix 1. Brine Solutions Set Points
230
EG (Ethylene Glycol) Solution
230
PG (Propylene Glycol) Solution
231
Cacl2 (Calcium Chloride) Solution
232

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Trane RTWS 125 Installation, Operation And Maintenance Manual (233 pages)

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