Troubleshooting
3| Symptom | Cause | Remedy |
|---|---|---|
| SDM will not display any information while the TSC 80 controller is energized. | LCD communication signal may need to be reinitialized. Remove jumper JP9 on the TSC 80 controller for 5 seconds and reinstall. A loose ribbon cable connection. Misalignment of TSC 80 pins and ribbon cable. Ribbon cable for 16-pin connector is backwards. Refer to Figure 2 for correct orientation. | |
| SDM faceplate LEDs and/or pushbuttons are inoperative. | A loose ribbon cable connection. Misalignment of TSC 80 pins and ribbon cable. Ribbon cable for 12-pin connector is backwards. Refer to Figure 2 for correct orientation. | |
| Defective TSC 80 controller (verify TSC 80 is energized and is operating correctly—check for flashing SYS OK green LED on the TSC 80 printed circuit board). |
Symptom → cause → remedy extracted from this unit’s service/owner documentation; verify against the official manual before servicing.
About
Kohler TS 870 — transfer switch. Specifications and parts compiled from manufacturer documents.