Fujitsu AJY108GALH VRF Recovery Mode
To Vacuum or Recover the system Refrigerant by opening all of the indoor and outdoor Solenoid and Expansion valves, please follow the bellow steps:
On the outdoor Master unit main PCB board, there are three push buttons, MODE/EXIT (SW107), SELECT (SW108) and ENTER (SW109).
Press MODE 1 time and Led Displays F1
Press SELECT 2 times and Led Displays F3
Press ENTER 1 time and Led Displays 00
Press SELECT 21 times
Hold ENTER for 3 Seconds and Led Displays rUn and after 5 minutes Led Displays POFF
at this stage all of the system solenoid and expansion valves are open.
after refrigerant recovery, pressure testing or vacuuming the system, switch the main power off and then back on and system should be back to normal.
if it didn't, switch the main power off and on one more time.
- 22 Jul, 2023
- 44 views
- No comments