Cut back interconnecting pipework and replace BC Boxes.
Re-pressure test, vacuum test and commission system with central controller
We have been carrying servicing & maintenance works for this client for over 10x years.
The remedial works in this case study was to degas 60kgs of refrigerant from the existing VRF system.
Cut back all indoor units branch pipes to the BC controller box and replace the faulty BC controller box with a new one.
Re-pressure test, vacuum test and commission the system with the centralised controller.
After the system being off line for 3x days the system was back up and running, fully operational and achieving the desired ooling setpoint temperatures.
