Download Yamaha F225D Instruction manual

Transcript
Engine
■■ Cylinder drop test
Perform cylinder drop test to observe the affect on engine speed as a selected cylinder
is deactivated for 5 seconds during a 20 second cycle. Note that the ISC valve is
placed in a fixed position during this test to allow easier viewing of rpm change as
each cylinder is deactivated.
111
222
Display the test item selection screen.
Select “Drop cylinder” by either clicking it or pressing the up or down arrow keys
on your keyboard.
333
Click the [OK] button or press the [Enter] key on your keyboard.
444
The test screen is displayed.
555
Start the engine.
666
Click the [Execute] button or press the [Enter] key on your keyboard.
777
Check variations in engine speed, vibration, and noise.
•• Click the [Cancel] button or press the [Esc] key on your keyboard to stop the test.
•• To carry out the test again, click the [Execute] button or press the [Enter] key on
your keyboard.
•• To perform a different test or perform the test on a different cylinder, click the
[Back] button or press the [Esc] key on your keyboard to return to the previous
screen.
73