AFA4000/1/AS
Airflow Monitor /
p.17
The AFA5000 Room Space Controller contains the following I/O:
Troubleshooting
Problem
Check for: -
Auto sash status and menus
not shown
Check the RJ45 cable is connected at both ends
Check the Auto Sash controller power supply is securely plugged into the mains
power socket.
Power cycle the AFA4000 and check the version shown is AFA4000/E(S) S = Auto sash
compatible
Sash motor does not drive
Check the motor and clutch are connected
Check the sash position sensor or limit switch are connected
Obstruction detected Alarm
always shown
Check the Light curtains or Under sash sensors have been calibrated
Check the Light curtain or Under sash sensor Input polarity is correct (block the
beam, if the error resets then the input polarity is wrong).
Sash Fault Alarm always
shown
The controller does not detect that the sash position sensor or limit switch is fitted,
check the connections.
Sash does not drive to the
correct positions
Check the calibration is correct, re-calibrate the sash stop positions.
