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

Controls Interface
160 RLC-SVX09H-EN
Compressor 1A Frame Size K1
K2
L1
L2
M1
M2
N1
N2
Compressor 2A Frame Size K1
K2
L1
L2
M1
M2
N1
N2
Phase Reversal Protection Enable
Disable
Current Unbalance Trip Point 15 to 90
Current Unbalance Grace
Point
30 to 255
Starter Panel Forced
Ventilation (SPFV)
Not Installed
Installed
Options
Outdoor Air Temperature
(OATS)
Not Installed
Installed
Ice Building Option (ICEB) Not Installed
Installed
Installed With Hardware
Installed Without Hardware
ECWS/EHWS and External
Current Limit Setpoint
(SETP)
4-20mA, 2-10Vdc
Not Installed
Motor Current Analog Output
(CAOA)
Not Installed
Installed
Programmable Status Relays
(STAT)
Not Installed
Installed
Generic Monitoring Package None
Installed
Refrigerant Pressure Output
Type (RPOT)
Not Installed
Installed
Condenser Pressure in
%HPC
Differential Pressure
Table 123. Configuration view items - detail (continued)
Tab Item Description
Condenser Water Regulating
Valve Output
Condenser Leaving Hot
Water Temp Control (HWTC)
None
Hot Water Temperature
Control
BAS Communication/Local
Time of Day Schedule
(COMM)
Not Installed
Lontalk
Local Time of Day Scheduling
BACnet Interface
Options Set Up
ECWS Minimum
Temperature
-12.22 to 9.9°C
ECWS Maximum
Temperature
10 to 18.4°C
EHWS Minimum
Temperature
20 - 60°C
EHWS Maximum
Temperature
20 - 60°C
ECLS Minimum%RLA 60
ECLS Maximum%RLA 120
Programmable Status Relay
1 (J2-10,11,12)
None
Chiller Limit Mode
Max Capacity
Compressor Running
Alarm
Latching Alarm
Non-Latching Alarm
Alarm Circuit 1
Alarm Circuit 2
Circuit 1 Running
Circuit 2 Running
Head Pressure Relief
Request
Warning
Programmable Status Relay
2 (J2-7,8,9)
None
Chiller Limit Mode
Max Capacity
Compressor Running
Alarm
Latching Alarm
Non-Latching Alarm
Alarm Circuit 1
Alarm Circuit 2
Circuit 1 Running
Circuit 2 Running
Head Pressure Relief
Request
Table 123. Configuration view items - detail (continued)
Tab Item Description