Yamaha F25 - Engine Speed Control System

1-9
SPEC
Specification
Engine speed control system
Charge coil
Resistance (*1)
at 20 °C (68 °F) Ω 28.9–39.1
Output peak voltage
at cranking (unloaded) V 70.0
at cranking (loaded) V 110.0
at 1500 r/min (loaded) V 190.0
at 3500 r/min (loaded) V 190.0
CDI unit
Output peak voltage
at cranking (loaded) V 210.0
at 1500 r/min (loaded) V 180.0
at 3500 r/min (loaded) V 180.0
(*1) The figures are for reference only.
Item Unit
Model
F25MHA
F25EHA
Oil pressure switch
Working pressure
kPa
(kgf/cm
2
,
psi)
29.4–58.8 (0.294–0.588, 4.3–8.5)
Prime Start
Resistance (*1)
Ω 20.0
Power bobbin
Output peak voltage
at cranking (loaded)
V 10.6
at 1500 r/min (loaded)
V 25.1
at 3500 r/min (loaded)
V 59.1
Item Unit
Model
F25EA
F25A T25A
Oil pressure switch
Working pressure
kPa
(kgf/cm
2
,
psi)
29.4–58.8 (0.294–0.588, 4.3–8.5)
Prime Start
Resistance (*1) Ω 20.0
Item Unit
Model
F25EA
F25A T25A