Troubleshooting Diagnostics
The engine controller of this generator diagnoses problems | 5. Push the Program/Exit Button on the ECU controller | |
that arise from the engine control system and the engine | and select the Fault Diagnostics mode. This mode | |
itself. |
| enables the ability to carry out the fault diagnostics |
1. With the engine stopped (OFF). Push and hold the | as listed below: | |
| ||
Hour Check Button (Figure 69) located on the control | DM1 Active Faults — Displays active fault messages | |
panel. | HOUR CHECK | and codes. |
| DM2 Messages and Codes — Displays messages and | |
| BUTTON | |
|
| codes which previously occurred that are recorded in the |
|
| Engine Control Module (ECM). |
Last Shutdown — Displays the messages and codes that caused the most recent shutdown.
6. After perfoming diagnostic tests, place the Auto Off/ Reset Manual Switch in the OFF position
2.While keeping the Hour Check Button pressed, place the Auto Off/Reset Manual Switch (Figure 70) in the MANUAL position.
Figure 70. Auto-Off/Reset Switch
(Manual Position)
3.The Hour Check Menu Screen will be displayed on the ECU controller.
4.Releasing the Hour Check Button and pushing the Program/Exit Button on the ECU controller will return the controller to the main screen.
page 50 — dca220sscu/4i 60 hz generator • operation and Parts manual — rev. #0 (10/25/12)
