Checking The Pulser Coil Air Gap; Checking The Engine Start Switch; Checking The Engine Shut-Off Switch - Yamaha FT50C Service Manual

– +
ELEC
Pulser coil resistance (use as
reference):
White/red (W/R) – White/black
(W/B)
396–594 Ω at 20 °C (68 °F)

Checking the pulser coil air gap

1. Turn the flywheel clockwise to align the
projection of the flywheel with the pulser
coil projection.
2. Measure the gap between both projec-
tions with a thickness gauge. Adjust if out
of specification.
Pulser coil air gap a:
0.5–1.0 mm (0.020–0.039 in)
3. Remove the flywheel magnet nut and fly-
wheel magnet.
4. Loosen the pulser coil screws, adjust the
pulser coil 1 position, and then tighten
the screws finger tight.
5. Set the flywheel magnet and then check
the gap again and, if necessary, repeat
steps 3–5.
8-13
Electrical systems
S62Y8230K
6. Tighten the pulser coil screws and fly-
wheel magnet nut to the specified
torques.
Pulser coil screw:
4 N·m (0.4 kgf·m, 2.9 ft·lb)
Flywheel magnet nut:
160 N·m (16 kgf·m, 116 ft·lb)

Checking the engine start switch

1. Check the engine start switch for continu-
ity. Replace if there is no continuity.
Switch White Black
position (W) (B)
OFF
ON
START

Checking the engine shut-off switch

1. Check the engine shut-off switch for con-
tinuity. Replace if there is no continuity.
Lead color
Red Pink Brown
(R) (P) (Br)
62Y5A11