Lower Unit; Electrical - Yamaha F50A Service Manual

SPEC

Lower unit

Item
Gear backlash
Pinion-to-forward gear
Pinion-to-reverse gear
Pinion shims
Forward gear shims
Reverse gear shims

Electrical

Item
Ignition system
Ignition timing
(engine idle speed)
Charge coil output peak
voltage
(*1)
@ cranking 1
(*1)
@ cranking 2
@ 1,500 r/min
@ 3,500 r/min
Charge coil resistance
Pulser coil output peak voltage
(*1)
@ cranking 1
(*1)
@ cranking 2
@ 1,500 r/min
@ 3,500 r/min
Pulser coil resistance
CDI unit output peak voltage
(B/O – B, B/W – B)
(*1)
@ cranking 1
(*1)
@ cranking 2
@ 1,500 r/min
@ 3,500 r/min
Spark plug gap
(*1)
Cranking 1: unloaded
Cranking 2: loaded
(*2)
The figures are for reference only.
2-9
Specifications
USA
Unit
Canada
Worldwide
mm (in)
mm (in)
mm
mm
mm
USA
Unit
Canada
Worldwide
Degree
(L – Br)
(*2)
(L – Br)
(W/R – W/B)
(*2)
(W/R – W/B)
mm (in)
—
—
F50AEHD F50AEHT
0.10, 0.12, 0.15, 0.18, 0.30, 0.40, 0.50
0.10, 0.12, 0.15, 0.18, 0.30, 0.40, 0.50
0.10, 0.12, 0.15, 0.18, 0.30, 0.40, 0.50
—
—
F50AEHD F50AEHT
V
V
V
V
Ω
V
V
V
V
Ω
V
V
V
V
Model
— —
F50TH —
F50AED
0.18–0.54 (0.007–0.021)
0.71–1.07 (0.028–0.042)
Model
— —
F50TH —
F50AED
TDC ± 1.5
144
137
169
129
272–408
6.3
3.5
7.4
11.2
396–594
126
150
151
116
0.9 (0.035)
F50TR
F50TR
F50AET
F50TR
F50TR
F50AET
62Y3A11