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Lower; Electrical - YAMAHA Marine F20A Serie Manual De Servicio

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SPEC

LOWER

Item
GEAR BACKLASH
Pinion - forward
Mid-point
Pinion - reverse
Mid-point
Pinion shim
Forward shim
Reverse shim

ELECTRICAL

Item
IGNITION SYSTEM
Ignition timing
Charge coil output peak voltage
(G/W – W/G)
@ cranking 1*
@ cranking 2*
@1,500 r/min
@3,500 r/min
Pulser coil output peak voltage
(R – W)
@ cranking 1*
@ cranking 2*
@1,500 r/min
@3,500 r/min
CDI unit output peak voltage
(B/W – O)
@ cranking 1*
@ cranking 2*
@1,500 r/min
@3,500 r/min
Spark plug gap
Charge coil resistance
(W/G – G/W)
Pulser coil resistance
Ignition coil resistance
Primary
Secondary
* Cranking 1: Open circuit
Cranking 2: Related parts are connected.
MAINTENANCE SPECIFICATIONS
Worldwide
USA, CANADA
Worldwide
USA, CANADA
Degree (BTDC)
Unit
mm (in)
mm (in)
mm (in)
mm (in)
mm
0.7, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6
mm
mm
Unit
V
V
V
V
V
V
V
V
V
V
V
V
mm (in)
kΩ
2-6
Model
F20A
0.31 ~ 0.72 (0.012 ~ 0.028)
0.51 (0.020)
0.93 ~ 1.65 (0.037 ~ 0.065)
1.29 (0.051)
1.0, 1.1, 1.2, 1.3, 1.4
1.0, 1.1, 1.2, 1.3
Model
F20A
10 ~ 30 ± 3
210
240
210
210
90
90
210
240
180
200
190
190
0.9 ~ 1.0 (0.035 ~ 0.039)
660 ~ 710
300 ~ 350
0.08 ~ 0.70
3.5 ~ 4.7
E
F25A
F25X
F25A
F25X

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