Yamaha F225A Service Manual page 342

TRBL
SHTG
Engine operating hours according to engine speed
The operating hours as compared to the engine speed and the total operating hours are displayed.
(Fig. 56)
A window is displayed showing the amount of hours that the engine is operated at each engine
speed range.
NOTE:
• Although the engine is running the displayed time refers to the added hours until the Data logger
starts.
• The sum of the Engine operating hours according to engine speed is not equal to the total
hours of operation since the hours are rounded to one decimal.
9-43
Troubleshooting
Fig. 56
69J3D11