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Rev. Date 040218
Code
Name
Code
Type
Factory
Setting
Description
Symptoms
Troubleshooting Tips
1010
Heatsink
Temperature
High Fault
Auto-
Reset
85C
Fan Stopping
Intermittently
1. Confirm that heatsink temperature Is
below 85C
2. Confirm that end caps are open and
there is no blockage in the blades
3. Confirm that the quick link on the
safety cable is not pulling the rubber
boot closed
4. Confirm that the ambient temperature
is below 60C
5. Start the fan earlier in the day before
the ambient temperature rises
1011
PCB
Temperature
High Warning
Warning
75C
Fan Slowing/
Stopping
Intermittently
1. Confirm that PCB temperature Is
below 75C
2. Confirm that end caps are open and
there is no blockage in the blades
3. Confirm that the quick link on the
safety cable is not pulling the rubber
boot closed
4. Confirm that the ambient temperature
is below 60C
5. Start the fan earlier in the day before
the ambient temperature rises
1012
PCB
Temperature
High Fault
Auto-
Reset
80C
Fan Stopping
Intermittently
1. Confirm that PCB temperature Is
below 80C
2. Confirm that end caps are open and
there is no blockage in the blades
3. Confirm that the quick link on the
safety cable is not pulling the rubber
boot closed
4. Confirm that the ambient temperature
is below 60C
5. Start the fan earlier in the day before
the ambient temperature rises
1013
Phase Current
Following Error
Auto-
Reset
Fan Stopping
Intermittently
Fan Not Starting
Fan “Twitching”
Fan Not Able
To Run Above
A Certain
Percentage
Fan Running
Slowly/
Irregularly
Grinding/
”Groaning”
Sounds
1. Ensure that blade length is properly
set
2. Perform a drive calibration
3. Confirm incoming power is within
fan’s specifications
4. Confirm motor values. Perform power
calibration if possible/necessary
5. If fan shuts off above 95%, set fine
tuning to 5. If it shuts off above 90%, use
a fine tuning of 10
Troubleshooting