Troubleshooting

Our troubleshooting support will help you identify, troubleshoot, and fix common technical issues for a wide range of products.

The links below contain information on most SJE Rhombus products. If you do not find the information you’re searching for, please contact us and one of our specialists will provide you the information promptly. Call 1-888-342-5753 or email us.


Alarm Circuit Troubleshooting


Alternating Circuit Board Test

Three & Four Float System



Circuit Board


Circuit Board

Option Key

6A = Auxiliary Alarm Contacts – 19B = Lead/Lag Selector Switch – 19T(U): 19T = Test/Off/Automatic Switch – 19U = Hand/Off/Automatic Switch – 19X = Door Mounted Pump Run Indicators


Duplex Three & Four Float Test


Duplex Alternating Board

Models 122, 123, 124, 322, and 324 control panels


Duplex Troubleshooting

122, 322, 123, or 124 control panels


Full Load Current


Full Load Current


Short Cycling

Simplex and Duplex control panels


Simplex Troubleshooting

112, 312, 113, and 114 control panels


Starter Boxes Troubleshooting

All Models


Timed Dosing Troubleshooting

Models TD, DTD, and PS control panels