Mercury 75 Service Manual page 9

CHARGING Alternator Model
SYSTEM
IGNITION Model 65 Jet/75/90
SYSTEM
Model 80 Jet/100/115/125
C Idle RPM
A Wide Open Throttle (WOT) RPM
R
B
U Idle Mixture Screw Adjustment
R (Preset - Turns Out)
E Model 75Work/75
T Model 65 Jet/90
O Model 80 Jet/100/115/125
R Float Setting
Float Weight
90-830234R3 DECEMBER 1997
Model 65/80 Jet/75/90/100/115/125
3 Cyl. Manual – Black & Red Stator
3 Cyl. Electric – Black Stator
Stamped 398-9710A3
Serial Number
USA 0D283222 – 0G280043
Belgium 09793577 – 09879064
3 Cyl. Electric – Black Stator
Stamped 398-9873A24
Serial Number
USA 0G280044 – 0G404505
Belgium 09879065 – 09916672
3 Cyl. Electric – Red Stator
Stamped 398-832075A3
Serial Number
USA 0G404506 and Above
Belgium 09916673 and Above
4 Cyl. Electric – Black Stator
Stamped 398-9710A31
Serial Number
USA 0D283222 – 0G301750
Belgium 09793577 – NA
4 Cyl. Electric – Black Stator
Stamped 398-9710A33
Serial Number
USA 0G301751 – 0G404616
Belgium NA – 09916721
4 Cyl. Electric – Red Stator
Stamped 398-832075A3
Serial Number
USA 0G404617 and Above
Belgium 09916722 and Above
Type
Spark Plug Type (NGK)
Spark Plug Gap
Optional (Inductor Plug)
Type
Spark Plug Type
Spark Plug Gap
Optional (Inductor Plug)
– Model 75/80 Jet/100/115/125
– Model 65 Jet/90
Alternator Output @ 5250 RPM
10 Amperes
16 Amperes
14 Amperes
16 Amperes
16 Amperes
16 Amperes
16 Amperes
Capacitor Discharge
NGK BUHW-2
Surface Gap
NGK BUZHW-2
Capacitor Discharge
NGK BP8H-N-10
0.040 in. (1.0mm)
BPZ8H-N-10
675 25 RPM
4750 – 5250
5000 – 5500
1-1/8 1/4 TURN
1-1/4 1/4 TURN
1 – 1-1/2 TURNS
9/16 in. ( 0.015 in.)
12.29mm ( 0.38 mm)
7 Grams ( 0.4 Grams)
IMPORTANT INFORMATION - 1A-3