The PowerCommand Digital Master MC200 is a generator-set controller. It is used on generator sets from Cummins/Onan, including the 1750DQKB and 2 MW DQKC.
| Code | Meaning | Remedy |
|---|---|---|
| 1437 | FAULT HISTORY: 1 OF 24 | |
| 213 | Fault code is indicated by three sets of blinks separated by a two second pause | Use the Warning and Shutdown status indicators to read the fault code. The first set corresponds to the hundreds position, the second to the tens position and the third to the ones digit. |
| 213 | The Shutdown LED will blink the fault code as follows: blink-blink-pause-blink-pause-blink-blink-blink. The Warning LED will blink once (2 seconds) to indicate the start of a new code. | Press and release the Fault Acknowledge button less than one second to return to the most recent fault code. |
| Symptom | Remedy |
|---|---|
| This red lamp flashes continuously when the 0/Manual/Auto switch is not in the Auto position. | Move the 0/Manual/Auto switch to the Auto position. |
| This red lamp is lit whenever the control detects a shutdown condition. The generator set cannot be started when this lamp is on. | Turn the 0/Manual/Auto switch to the 0 position and press the Fault Acknowledge button after correcting the condition. |
| Warning or Shutdown status indicator is lit | Press and hold the Fault Acknowledge button for one second or more |
Fault codes and symptom→remedy steps extracted from this controller’s service/owner documentation; verify against the official manual before servicing. Aggregated from the service documentation of generator sets built on this controller.