Contents

SAFETY CONSIDERATIONS
INTRODUCTION
- General
- Job Data
Chiller Familiarization
- Chiller Information Nameplate
- System Components
- Evaporator
- Condenser
- Compressor
- Economizer
- VFD
- Purge System
- PIC6 Touch Screen Panel
- Control Panel
- Purge Control Panel
- Lube Assembly
INSTALLATION
- Step 1 Receive the Machine
  - INSPECT SHIPMENT
  - IDENTIFY MACHINE
  - INSTALLATION REQUIREMENTS
  - PROVIDE MACHINE PROTECTION
- Step 2 Rig the Machine
  - RIG MACHINE ASSEMBLY
- Step 3 Install Machine Supports
  - INSTALL STANDARD ISOLATION
  - INSTALL ACCESSORY ISOLATION (if required)
  - INSTALL SPRING ISOLATION
  - INSTALL TOP HAT (For 32VSH VFD - AHF OPTION and 680 Amp drive).
- Step 4 Connect Piping
  - INSTALL WATER PIPING TO HEAT EXCHANGERS
  - INSTALL VENT PIPING TO RELIEF DEVICES
- Step 5 Install Disconnect Switch Handle (For DV4 Units without AHF)
- Step 6 Make Electrical Connections
  - CONNECT CONTROL INPUTS
  - CONNECT CONTROL OUTPUTS
  - CONNECT VFD
  - CARRIER COMFORT NETWORK INTERFACE
- Step 7 Install Field Insulation
INSTALLATION START-UP REQUEST CHECKLIST

Carrier AquaEdge 19DV Installation Instructions

Pages 44

Year 2021

Language(s)

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Carrier AquaEdge 19DV Specification

The Carrier AquaEdge 19DV is a state-of-the-art centrifugal chiller engineered for optimal efficiency and sustainability in large-scale HVAC applications. It features a variable-speed drive that enables precise control of cooling output, significantly enhancing energy efficiency while reducing operational costs. The chiller is capable of achieving an impressive Integrated Part Load Value (IPLV), which highlights its efficiency under varying load conditions. It utilizes a low Global Warming Potential (GWP) refrigerant, R-1233zd(E), aligning with modern environmental standards and regulations.

The AquaEdge 19DV incorporates Carrier's advanced touch-screen control panel, providing intuitive and comprehensive monitoring and management capabilities. This system allows for real-time diagnostics and performance analytics, ensuring optimal functioning and facilitating proactive maintenance. The chiller is designed with a compact footprint, making it suitable for installations where space is a concern. Its robust construction ensures durability and reliability, with components engineered to withstand demanding operational conditions.

The AquaEdge 19DV is also equipped with smart connectivity features, enabling seamless integration into building management systems. This connectivity supports remote monitoring and control, allowing facility managers to optimize performance and energy consumption from virtually anywhere. Additionally, the chiller's design minimizes noise and vibration, contributing to a quieter and more comfortable building environment. Overall, the Carrier AquaEdge 19DV represents a cutting-edge solution for those seeking a high-performance, environmentally conscious, and cost-effective cooling system for industrial and commercial applications.

Carrier AquaEdge 19DV F.A.Q.

What is the proper procedure for starting up the Carrier AquaEdge 19DV chiller?

To start up the Carrier AquaEdge 19DV chiller, ensure that all power supplies are connected and the main switch is turned on. Check the control panel for any error codes and reset if necessary. Follow the startup sequence provided in the user manual, which typically includes checking fluid levels, ensuring all valves are in the correct position, and gradually bringing the chiller online.

How do I perform routine maintenance on the Carrier AquaEdge 19DV?

Routine maintenance for the Carrier AquaEdge 19DV involves checking and cleaning the evaporator and condenser coils, inspecting electrical connections, verifying refrigerant levels, and ensuring the oil levels in the compressor are adequate. It's also important to check the control panel for any alerts and perform a system test to ensure all components are functioning properly.

What should I do if the AquaEdge 19DV is not cooling properly?

If the AquaEdge 19DV is not cooling properly, first check the thermostat settings and ensure they are correct. Inspect the air filters, coils, and fans for dirt or obstructions. Verify that refrigerant levels are within the required range. If the problem persists, consult the troubleshooting section of the manual or contact a professional technician.

How can I troubleshoot error codes on the Carrier AquaEdge 19DV?

To troubleshoot error codes on the AquaEdge 19DV, refer to the error code chart in the user manual, which provides detailed descriptions of each code. For each error, follow the recommended troubleshooting steps, which may include resetting the system, checking component connections, or adjusting system parameters.

What are the recommended intervals for cleaning the chiller's condenser coils?

The condenser coils of the Carrier AquaEdge 19DV should be cleaned at least twice a year, or more frequently if the chiller is operating in a dusty or polluted environment. Regular cleaning ensures optimal heat exchange and efficiency.

How do I adjust the setpoint temperature on the AquaEdge 19DV?

To adjust the setpoint temperature on the AquaEdge 19DV, access the control panel and navigate to the temperature settings menu. Enter the desired temperature setpoint and confirm the changes. Ensure that the new setpoint is within the operational limits specified in the manual.

What should be done if the chiller's compressor fails to start?

If the compressor fails to start, check for power supply issues or tripped circuit breakers. Inspect the control panel for any error messages. Ensure that the compressor is not locked up due to high pressure or mechanical faults. If these checks do not resolve the issue, a qualified technician should be consulted.

How can I ensure energy-efficient operation of the AquaEdge 19DV chiller?

To ensure energy-efficient operation, regularly maintain the chiller by cleaning coils and filters, checking for refrigerant leaks, and ensuring optimal water flow rates. Utilize the chiller's control system to optimize load operation and schedule regular maintenance checks.

What safety precautions should be taken when servicing the AquaEdge 19DV?

When servicing the AquaEdge 19DV, always shut off power to the unit and use lockout/tagout procedures. Wear appropriate personal protective equipment, such as gloves and safety glasses. Be aware of high-pressure refrigerant lines and hot surfaces, and follow all manufacturer safety guidelines.

How do I access the diagnostic logs on the AquaEdge 19DV?

To access diagnostic logs, navigate to the diagnostics or service menu on the control panel. The logs can provide valuable information on system performance, error codes, and historical data. Reviewing these logs can help in diagnosing and resolving operational issues.