Generac Power Systems Magnum MTT25 Operating Manual page 29

4. Press ENGINE START. The Prestart screen will be displayed (if equipped) and a countdown will begin from 20
seconds to 0.
5. The Starting screen will be displayed. The engine will crank and start running.
6. The Running screen will display.
Note: It may take a few seconds for the engine to run smoothly and reach its governed operating speed. The 45
second V Detect time delay will start to count down.
7. The LCD window will then toggle from the Running screen to the Generator screen and then to the Engine screen.
GENERATOR SCREEN
8. If the engine does not start after the first cranking attempt, the engine will pause for 15 seconds to allow the
starter to cool. The LCD window will show "PAUSE." The engine will make two more attempts to start for a total
of three crank cycles.
9. Should the engine not start and run within three starting cycles, the LCD window will show "SD START FAIL".
The starting sequence may be repeated after the starter has had a minimum of two minutes to cool. Press FAULT
RESET to clear the controller. To start the unit, press ENGINE START.
10. Once the engine starts, it will immediately begin speeding up to a constant 1800 rpm. The engine may hunt or
change speeds until operating speed is reached. After a few minutes of operation, the engine will be warmed
up and the LCD window will show engine and generator operating parameters. Temperature will be shown as
"0" until the engine temperature is approximately 100°F (38°C).
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ENGINE SCREEN
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