Installation and Maintenance Manual
Table Of Contents
- Warnings, Cautions and Notices
- Model Number Description
- General Information
- Pre-Installation
- Unit Dimensions/Weights
- Installation - Mechanical
- Location Requirements
- Rigging
- Evaporator Piping
- Condenser Water Piping (RTWD Units Only)
- Refrigerant Relief Valve Venting
- RTUD Installation
- System Configuration
- Equivalent Line Length
- Liquid Line Sizing
- Discharge (Hot Gas) Line Sizing
- Example
- Refrigerant Charge Determination
- RTUD Chilled Water Flow Control
- Oil Charge Determination
- Outdoor Air Temperature Sensor Installation Requirements
- Fan Control for the Remote Air Cooled Condenser
- RTUD Condenser Elevation Setting
- Shipping Spacers
- Installation - Electrical
- RTWD/RTUD Operating Principles
- Controls Interface
- Pre-Start Checkout
- Unit Start-Up Procedures
- Unit Shutdown
- Service and Maintenance
- Diagnostics
- Wiring Schematics

RLC-SVX09H-EN 7
Model Number Descriptions
RTWD Model Number
Digits 1-4— Chiller Model
RTWD= Water Cooled Chiller - Series R
®
RTUD= Compressor Series R
®
Chiller
Digits 5-7— Unit Nominal
Tonnage
060 = 60 Nominal Tons
070 = 70 Nominal Tons
080 = 80 Nominal Tons
090 = 90 Nominal Tons
100 = 100 NominalTons
110 = 110 Nominal Tons
120 = 120 NominalTons
130 = 130 NominalTons
140 = 140 Nominal Tons
150 = 150 NominalTons
160 = 160 NominalTons
180 = 180 NominalTons
200 = 200 NominalTons
220 = 220 Nominal Tons
250 = 250 Nominal Tons
Digit 8— Unit Voltage
A = 200/60/3
B = 230/60/3
D = 380/60/3
E = 400/50/3
F = 460/60/3
G = 575/60/3
Digit 9— Manufacturing Plant
2 = Pueblo, USA
Digits 10, 11— Design Sequence
XX = Factory Assigned
Digit 12— UnitType
1 = Standard efficiency/performance
2 = High efficiency/performance
3 = Premium efficiency/performance
Digit 13— Agency Listing
0 = No agency listing
A = UL listed to US and Canadian
safety standards
D = IBC Seismically Rated Unit
E = UL/Canadian and IBC
F = OSHPD Seismically Rated Unit
G = UL/Canadian and OSHPD
Digit 14— Pressure Vessel Code
1 = ASME pressure vessel code
3 = Chinese code-imported pressure
vessel
S = Special
Digit 15— Unit Application
A = Standard condenser
(< 95°F/35°C entering water)
B = High temperature condenser
(>95°F/35°C entering water)
C = Water-to-water heat pump
D = Remote condenser byTrane
E = Remote condenser by others
Digit 16— Pressure Relief Valve
1 = Single relief valve
2 = Dual relief valve with 3-way
isolation valve
Digit 17— Water Connection
Type
A = Grooved pipe connection
Digit 18— EvaporatorTubes
A = Internal and External enhanced
Digit 19— Number of
Evaporator Passes
2 = 2-pass evaporator
3 = 3-pass evaporator
Digit 20— Evaporator Water
Side Pressure
A = 150 psi/10.5 bar evaporator
water pressure
Digit 21— Evaporator
Application
1 = Standard cooling
2 = Low temperature
3 = Ice-making
Digit 22— CondenserTubes
X = Remote condenser
A = Enhanced fin - copper
B = Internally enhanced 90/10 CuNi
fin
Digit 23— Condenser Water
Side Pressure
0 = Remote condenser
1 = 150 psi/10.5 bar condenser water
pressure
Digit 24— Compressor Starter
Type
Y = Wye-delta closed transition
starter
X = Across-the-line starter
Digit 25— Incoming Power Line
Connection
1 = Single point power connection
2 = Double point power connection
Digit 26— Power Line
ConnectionType
A = Terminal block
B = Mechanical disconnect switch
D = Circuit breaker
E = High fault rated panel with circuit
breaker
Digit 27— Under/Over Voltage
Protection
0 = No under/over voltage
protection
1 = Under/over voltage protection
Digit 28— Unit Operator
Interface
A = Dyna-View/English
B = Dyna-View/Spanish
C = Dyna-View/Spanish-Mexico
D = Dyna-View/French
E = Dyna-View/German
F = Dyna-View/Dutch
G = Dyna-View/Italian
H = Dyna-View/Japanese
J = Dyna-View/Portuguese-Portugal
K = Dyna-View/Portuguese-Brazil
L = Dyna-View/Korean
M = Dyna-View/Thai
N = Dyna-View/Simplified Chinese
P = Dyna-View/Traditional Chinese
R = Dyna-View/Russian
T = Dyna-View/Polish
U = Dyna-View/Czech
V = Dyna-View/Hungarian
W = Dyna-View/Greek
X = Dyna-View/Romanian
Y = Dyna-View/Swedish
Digit 29— Remote Interface
(Digital Comm)
0 = No remote digital
communication
A = LonTalk/Tracer Summit™
interface
B = Time of day scheduling
4 = Unit Level BACnet
Digit 30— External Water and
Current Limit Setpoint
0 = No external water and current
limit setpoint
A = External water and current limit
setpoint 4-20 mA
B = External water and current limit
setpoint 2-10 Vdc
Digit 31— Ice Making
0 = No ice making
A = Ice making with relay
B = Ice making without relay
Digit 32— Programmable Relays
0 = No programmable relays
A = Programmable relays
Digit 33— Condenser
Refrigerant Pressure Output
Option
0 = No condenser refrigerant output
1 = Condenser water control output
2 = Condenser pressure (%HPC)
output
3 = Differential pressure output
Digit 34— Outdoor AirTemp
Sensor
0 = No outdoor air temp sensor
A = Outdoor air temp sensor - CWR
(low ambient