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
RLC-SVX09H-EN 149
Chiller Chiller Power Demand Time Period Setting min 1 60 15
Chiller Energy Consumption - Resettable Status
Chiller Starter Energy Consumption Last Reset Status
Chiller Energy Consumption - NonResettable Status
Circuit 1
Circuit 1 Front Panel Circuit Lockout Setting Not locked out
Circuit 1 External Circuit Lockout Status Status Not locked out
Circuit 1 Evaporator Refrigerant Pressure Status psi gauge
Circuit 1 Evaporator Saturated Refrigerant Temperature Status °F (°C)
Circuit 1 Evaporator Approach Temperature Status °F (°C)
Circuit 1 Evaporator Refrigerant Liquid Level Status in (mm)
Circuit 1 Evaporator Refrigerant Liquid Level Error Status in (mm)
Circuit 1 EXV Percent Open Status %
Circuit 1 EXV Position Steps Status steps
Circuit 1 Differential Refrigerant Pressure Status psid
Circuit 1 Condenser Refrigerant Pressure Status psi gauge
Circuit 1 Condenser Saturated Refrigerant Temperature Status °F (°C)
Circuit 1 Compressor Refrigerant Discharge Temperature Status °F (°C)
Circuit 1 Condenser Approach Temperature Status °F (°C)
Circuit 1 Compressor Refrigerant Discharge Superheat Status °F (°C)
Circuit 1 Compressor 1A Oil Pressure Status psi gauge
Circuit 1 Compressor 1A Average Line Current Status % RLA
Circuit 1 Compressor 1A Line 1 Current Status % RLA
Circuit 1 Compressor 1A Line 2 Current Status % RLA
Circuit 1 Compressor 1A Line 3 Current Status % RLA
Circuit 1 Starter 1A Voltage Vab Status volts
Circuit 1 Starter 1A Voltage Vbc Status volts
Circuit 1 Starter 1A Voltage Vca Status volts
Circuit 1 Compressor 1A Power Consumption Status kW
Circuit 1 Compressor 1A Power Factor Status
Circuit 1 Modulation Unload Steady Command Status
Circuit 1 Condenser Air Flow Status
% of fan
deck
Circuit 1 Condenser Inverter Speed Status
% of inverter
full speed
Circuit 1 Average Condenser Approach Temperature Status
Diff Temp °F
(°C)
Circuit 1 Re-initialize Average Condenser Approach Temperature Setting
Circuit 1 Compressor 1A Average Oil Pressure Drop Status
% of System
DP
Circuit 1 Re-initialize Compressor 1A Average Oil Pressure Drop Setting
Circuit 1 Compressor 1A Oil Filter Life Remaining Status %
Circuit 1 Re-initialize Compressor 1A Oil Filter Life Remaining Setting
Circuit 1 Time Remaining Until Oil Analysis Recommended Status Hrs
Circuit 1 Re-initialize Oil Time Remaining Setting
Circuit 2
Circuit 2 Front Panel Circuit Lockout Setting
Circuit 2 External Circuit Lockout Status Status
Circuit 2 Evaporator Refrigerant Pressure Status psi gauge
Table 121. Unit view tabs - detail (continued)
Tab System Control Point Name Status Unit Min Max Default