Yamaha F15A - Electrical; Lower

SPEC
MAINTENANCE SPECIFICATIONS (F9.9C)
2-17
E
Item Unit
Model
F9.9CMH F9.9CEH F9.9CE
GEAR BACKLASH
(SST indicator)
Pinion - forward
Minimum mm (in) 0.19 (0.007)
Mid-point mm (in) 0.53 (0.02)
Maximum mm (in) 0.86 (0.034)
Pinion - reverse
Minimum mm (in) 0.95 (0.037)
Mid-point mm (in) 1.30 (0.051)
Maximum mm (in) 1.65 (0.064)
Pinion shim mm 1.13/1.2
Forward shim mm 0.10/0.12/0.15/0.18/0.30/0.40/0.50
Reverse shim mm 0.1/0.2/0.3/0.4/0.5
TEST PROPELLER
Test propeller Part no. 90890-01619
Specific revolution r/min 4,550 ~ 4,750
LOWER
Item Unit
Model
F9.9CMH F9.9CEH F9.9CE
IGNITION SYSTEM
Ignition timing Degree (BTDC) 5 ~ 30
Charge coil output peak voltage
(Br-L)
@ cranking 1 (500 r/min) open V 130
@ cranking 2 (500 r/min) loaded V 135
@ 1,500 r/min V 180
@ 3,500 r/min V 180
Pulser coil output peak voltage
(W/G-B)
@ cranking 1 (500 r/min) open V 4.0
@ cranking 2 (500 r/min) loaded V 3.5
@ 1,500 r/min V 11.0
@ 3,500 r/min V 23.0
CDI unit output peak voltage
(O-B)
@ cranking 1 (500 r/min) open V 120
@ cranking 2 (500 r/min) loaded V 115/120 (10 A model)
@ 1,500 r/min V 160
@ 3,500 r/min V 160
Spark plug gap mm (in) 0.9 (0.04)
ELECTRICAL