User Manual Q&AAnswer
Feb 17, 2025 - 02:39 AM
The installation of the Carrier 30RBY Air-Cooled Ducted Liquid Chillers is designed to be straightforward. Here is a step-by-step guide on how to install the unit:
1. Connect the power supply: Ensure that the power supply is properly connected to the unit. There is a main disconnect switch with high trip capacity included for safety.
2. Connect the water supply and return piping: The unit is equipped with a hydraulic module integrated into the unit chassis. Connect the water supply and return piping to the appropriate connections on the unit. There is a fixed speed circulator and a water filter to protect the water pump against circulating debris.
3. Ensure proper pressurization of the water circuit: The unit has a high-capacity membrane expansion tank to ensure pressurization of the water circuit. There is also an overpressure valve set to 4 bar and an automatic purge valve positioned at the highest point of the hydraulic module to remove air from the system.
4. Insulate and protect against frost: The unit is equipped with thermal insulation and frost protection down to -10°C. It uses an electric resistance heater and pump cycling for frost protection. There is also an integrated water fill system to ensure correct water pressure.
5. Commission the unit: Before starting the unit, perform a systematic factory operation test to ensure proper functioning. There is also a quick-test function available for step-by-step verification of the instruments, electrical components, and motors.
Please refer to the Carrier 30RBY Air-Cooled Ducted Liquid Chillers User Manual for detailed installation instructions and safety guidelines.
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