To Next PageTo Next PageWhat to do if the Sullair SUPERVISOR Controller shows 'Main Motor Overload'?
If the Sullair Controller displays a 'Main Motor Overload' error, reset the overload after the heater element cools down. Also, ensure the compressor is properly configured and the load pressure is set below the compressor's limit. Check the motor starter contacts for proper operation and verify the line voltage, consulting the power company if it's low.
How to troubleshoot 'Aux Motor Overload' on a Sullair SUPERVISOR?
If you encounter an 'Aux Motor Overload' on your Sullair Controller, reset the auxiliary overload after the heater element cools. Verify the correct motor amps and check for loose connections. Additionally, inspect the motor starter contact for proper operation and check the line voltage, consulting the power company if it is low.
What to do if my Sullair Controller displays 'Oil Filter Maint., dP2 Oil Filter High'?
If your Sullair Controller shows 'Oil Filter Maint., dP2 Oil Filter High', it means the pressure across the oil filter is above 20 psi (1.4 bar) while running. The oil filter may be clogged, so replace it. Also, check the sensor, wiring, and tubing related to the oil filter.
What does it mean when my Sullair Controller displays 'I/O Mod Com Error, Com Mod Com Error, Motor Mod Com Error, VSD Com Error'?
If your Sullair Controller displays 'I/O Mod Com Error, Com Mod Com Error, Motor Mod Com Error, VSD Com Error', it indicates a module network error. Check the wiring of the network that connects the display module, I/O module, and other optional modules. If the problem persists, replace the module referred to in the error message; if it still continues, replace the display module.
What to do if the Sullair SUPERVISOR Controller displays 'E-Stop' due to an auxiliary issue?
If the Sullair Controller displays an 'E-Stop' due to an auxiliary E-Stop string open, check the auxiliary E-Stop devices and the wiring.
Why does my Sullair Controller say 'Air Filter Maint'?
If the Sullair Controller displays 'Air Filter Maint', it indicates that the differential pressure across the inlet filter is high, meaning you should replace the filter. Also, check the inlet filter pressure switch.
What causes a 'Low Water Pressure' error on a Sullair Controller?
A 'Low Water Pressure' error on a Sullair Controller indicates that the cooling water pressure is below 10 psi (0.7 bar). Check for closed valves or broken pipes.
What does it mean when my Sullair Controller displays 'Oil Change Due, Oil Filter Change, Separator Change Due, Air Filter Change, Oil Analysis Due, Maintenance Due'?
If the Sullair Controller displays 'Oil Change Due, Oil Filter Change, Separator Change Due, Air Filter Change, Oil Analysis Due, Maintenance Due', it means maintenance is due. Select Maintenance from the menu to see the services due and part numbers.
General| Brand | Sullair |
|---|---|
| Model | SUPERVISOR CONTROLLER |
| Category | Controller |
| Language | English |
General safety guidelines for operating and maintaining Sullair products.
Precautions to prevent electrical shock during maintenance and operation.
Parameters for pressure, temperature, and timer settings.
Accessing logs of previous faults and sensor readings.
Adjusting pressure readings using correction factors.
Steps for the first-time start-up of the compressor.
General guidance for troubleshooting controller issues.
Specific safety instructions for VSD packages.
Identification and solutions for VSD fault and warning messages.
