Yamaha FT8DMH Service Manual

MAINTENANCE SPECIFICATIONS
11
ELECTRICAL
Item Unit
Model
World wide FT8DMH FT8DE FT8DEP -
USA, Canada T8MH T8ER T8PR T8PH
IGNITION SYSTEM
Ignition timing Degree (BTDC) 5 - 30
Charge coil output peak voltage
(Br – L)
@ cranking (opened) V 112
@ cranking (closed) V 154
@ 1,500 r/min V 185
@ 3,500 r/min V 185
Pulser coil output peak voltage
(W/R – B)
@ cranking (opened) V 7.0
@ cranking (closed) V 3.5
@ 1,500 r/min V 7.0
@ 3,500 r/min V 10.5
CDI unit output peak voltage
(O – B)
@ cranking (opened) V 53.2
@ cranking (closed) V 140
@ 1,500 r/min V 168
@ 3,500 r/min V 168
Ignition spark gap mm (in) 0.9 (0.04)
Charge coil resistance (Br – L)
Ω 232 - 348
Pulser coil resistance (W/R – B)
Ω 240 - 360
Ignition coil resistance
Primary (O – B)
Ω 0.26 - 0.35
Secondary (Between outputs) k
Ω 6.80 - 10.20
Spark plug cap resistance k
Ω 4.3
IGNITION CONTROL SYSTEM
14.7 (0.15, 2.13)
2,000 ± 150
6,200 ± 100
Oil pressure switch operating
pressure
kPa (kg/cm
2
, psi)
Oil pressure control speed r/min
Engine speed limiter control
speed
r/min
STARTING SYSTEM
Fuse A 10
Fuel enrichment solenoid
resistance
Ω 4

Yamaha FT8DMH Specifications

General

Brand	Yamaha
Model	FT8DMH
Category	Outboard Motor
Language	English