Yamaha outboard ft50cehd service repair manual l 650101

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Technical tips Starting control When starting the engine, the timing is set to 5° BTDC until the crankshaft speed maintains 600 r/min for two seconds or longer.

3 9

2

4

1 5 7

6

8 S62Y1350

1 2 3 4 5 6

7 Starting signal (5° BTDC) for cylinders #1 and #4 8 Starting signal (5° BTDC) for cylinders #2 and #3 9 Rotating direction

Cylinder identification protrusion Protrusion for cylinders #1 and #4 Pulser coil Protrusion for cylinders #2 and #3 Pulser coil signal Cylinder identification signal

Warm-up control After the starting control is completed, the control transfers to the ignition timing based on the warmup map for three minutes. From the time the three-minute warm-up control has been completed, the control transfers to the normal map.

3 4 1 5

5 0 1

2

3

4

2

1 2 3 4 5

5

6 S62Y1360

Ignition timing (BTDC°) Engine speed (× 1,000 r/min) Warm-up map Acceleration map Normal map

62Y5A11

1-18

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