Sterling 882.00249.00 manual See -5 on Page 75 for

Problem	Possible cause	Solution
	Defective wiring.	Correct/replace wiring.
Output icon comes on,	Defective terminal block.	Replace defective terminal
		block.
solenoid doesn’t.
	Defective PCB.	Replace defective PCB.
	Defective solenoid.	Replace defective solenoid.
	Power supply shorting out.	Repair shorting circuit.
Controller blows fuses.	Excessive loading on solenoids.	Verify proper solenoid use. Call
		Engineering for assistance.
	Improper fuse installed.	Replace fuse with one that has a
		proper rating.
	Excessive static.	Eliminate source of static.
		Ground the controller properly.
		Cold-boot the controller. Restore
Erratic operation.		the controller to factory defaults;
	Corrupt RAM data.	see Section 8-5 on Page 75 for
		more information.
		Ground the controller properly.
	I/O logic failing.	Replace PCB.
	False input signal.	Increase input delay time.
No Convey alarm does not light.	False input signal.	Increase input delay time.

2–Pump 12-Station Controllers Chapter 6: Troubleshooting 47