© 2018 MacroAir Technologies Toll Free: 866 668 3247 Fax: 909 890 2313 www.macroairfans.com 73
Rev. Date 040218
Troubleshooting
Code Name
Code
Type
Factory
Setting
Description Symptoms Troubleshooting Tips
1022
Accelerometer
Read Fault
Auto-
Reset
Fan Will Not
Run
Turn incoming power off for two
minutes, turn back on
1024
Blade Diameter
Not Set
Auto-
Reset
Fan Will Not
Run
Program the fan’s diameter
1025
Blade Detect
Failed
Auto-
Reset
Fan Will Not
Run
Fan Makes
Noises
1. Ensure that blades are installed
2. Manually set the blade length
3. Perform a drive calibration
4. Conrm incoming power is within
fan’s specications
5. Conrm motor values, perform motor
calibration if possible/necessary
1026
Local Disable
Active
Auto-
Reset
The enable/disable
feature is active and
the green pair in the
CAT5 is open.
Verify that your enable/disable switch is
in the correct position. Verify that green
and green/white wires are installed
properly in switch.
1029
Drive Calibration
Error
Fault
A power calibration
was attempted while
the fan is active.
This is typically done
by pressing the
“Calibrate Drive”
button behind the
MKey.
Reset the drive
COMM
ERROR
Fan Stops
Fan Will Not
Start
1. Conrm whether touchpad was
unplugged or not
2. Conrm that CAT5 is under 100ft
3. Conrm that CAT5 is from factory and
has not been modied
4. Conrm that CAT5 is shielded
5. Conrm that repeaters are properly
installed on the network
6. Double check network splices
7. Plug touchpad directly into board
8. Test for 5VDC on blue pair if screen
lights up, test for 24VDC if screen does
not light up
N/A
Fan Takes a long
time to start /
does not start
Back and forth
oscillation at
start-up greater
then 15 seconds
1. Verify the correct blade setting is
selected
2. Verify motor parameters
3. Perform Power calibration
For all other fault codes, please call Technical Support at (866) 668-3247.
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