Do you have a question about the Gree FB01 and is the answer not in the manual?
Requirements for the unit's foundation.
Instructions for operating the wired controller.
Steps to turn the unit on and off using the controller.
How to navigate and use the controller's menu system.
Pre-startup checks for the system.
Guidelines for water system and quality.
Procedures for charging refrigerant into the system.
Measures to prevent freezing damage.
Common errors and their solutions.