Yamaha 150F Manual de serviço - Página 44

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INSP

ADJ

FUEL SYSTEM/CONTROL SYSTEM

3040

3050

3051

INSPECTING THE FUEL FILTER

Inspect:

• Fuel filter element

• Fuel filter cup

Clogs/cracks/leaks → Replace.

Foreign matter → Clean.

Refer to "FUEL JOINT AND FUEL FIL-

TER" on page 4-1.

CONTROL SYSTEM

ADJUSTING THE IGNITION TIMING

1. Inspect:

• Ignition timing (full advance)

Incorrect → Adjust.

Inspecting steps

(1) Remove the flywheel magnet assem-

bly cover.

(2) Turn the flywheel magnet assembly 1

clockwise and align the timing plate 2

with the specified mark.

Flywheel magnet assembly

position

150A, L150A, 175A/

C150TR:

200A, L200A:

150F, L150F, D150H,

175D, S175D/D150TR,

S175TR:

S150F, LS150F, 175F,

200G/S150TR, L150TR,

P175TR, P200TR:

150G, 200F, L200F/

P150TR, 200TR:

S200F, LS200F, 225D/

S200TR, L200TR:

(3) Turn the magneto control lever 3 so

that it contacts the full advance adjust-

ing screw 4.

(4) Check that the mark a on the flywheel

magnet assembly aligns with the mark

b on the pulser coil assembly.

3-3

BTDC 19˚

BTDC 18˚

BTDC 22˚

BTDC 23˚

BTDC 20˚

BTDC 21˚