Yamaha F6AMH - Checking the Lighting Coil

CHARGING SYSTEM (F8CW)
CHECKING THE BATTERY
Check:
 Battery electrolyte level and specific
gravity
Refer to “CHECKING THE BATTERY”
on page 3-22.
CHECKING THE LIGHTING COIL
Measure:
 Lighting coil output peak voltage
Below specification
 Replace the
lighting coil.
Lighting coil output peak voltage
(One lighting coil model):
Green (G) - Green (G)
r/min
Cranking 1,500 3,500
Opened Closed Opened Opened
D.C.V 3.5 3.5 14 33
Lighting coil resistance
(One lighting coil model):
Green (G) - Green (G)
Reference value 0.24 - 0.36 Ω
Lighting coil output peak voltage
(Two lighting coils model):
Green (G) - Green (G)
r/min
Cranking 1,500 3,500
Opened Closed Opened Opened
D.C.V 8.4 8.4 33.6 77.0
Lighting coil resistance
(Two lighting coils model):
Green (G) - Green (G)
Reference value 0.61 - 0.91 Ω
Peak voltage adaptor:
YU-39991/90890-03172
8-27