TOHATSU MFS 2 Service Manual

2-10
Service Data
4st 2/2.5/3.5 2007
Description
F2A F2.5A F3.5A
3BV 3AB 3BR
φ7.5 φ9 φ13
φ16 φ16 φ19
＃58 ＃62 ＃68
φ1.4 φ1.4 φ1.8
＃38 ＃38 ＃38
76ﾟ 76ﾟ 76ﾟ
10.0mm 10.0mm 10.0mm
Spark Performance
〔Reference〕
〔Reference〕
〔KΩ Range〕
〔20℃〕
Spark Plug Cap
〔20℃〕〔kΩ range〕
Spark Plug Gap
Pump Impeller
Pump Case (Liner)
Guide Plate
Anode
Clutch Spring
Bevel Gears
Propeller
Drive Shaft Bushing
Oil Seals
Standard Values
Oil Level (from flange surface to float marking)
Setting Mark
Venturi Diameter
Item
Throttle Bore Diameter
Main Jet (MJ)
0.016 - 0.073mm (0.00062 - 0.00287in)
3.0 - 7.0kΩ
DCPR6E [NGK]
0.8 - 0.9mm (0.031 - 0.035in)
0.2 - 0.4mm (0.008 - 0.016in)
0.05 - 0.15mm(0.0020 - 0.0059in)
188 x 178mm (7 x 7in)
3.85mm (0.1516in)
52℃±2℃ (125ﾟF±4ﾟF)
65℃±2℃(150ﾟF±4ﾟF)
3.0mm (0.12in) or over
Magneto/Igniter
Thermostat
Drive Shaft
Propeller Shaft
Oil Seal Lip Wear
Drive Shaft Runout
Free Length
Bearing Wear and Damage
Oil Seal Lip Wear
Wear, Damage
5mm (0.2in) or over
BTDC7ﾟ - BTDC25ﾟ (Electronic Control)
2.0 - 3.0kΩ
5.5 - 9.5kΩ
* Measurement value with HIOKI Analog 3030
(100Ω range)
Non-conductive (Resistance = Infinite)
* Measurement value with HIOKI Analog 3030
(100Ω range)
Conductive (5 to 9kΩ)
25.0mm (0.984in)
Gap between the bushing and drive shaft
Wear, Bend, Crack, Break
Backlash between forward gear and pinion (A and B gears)
Spline (Upper) Base Tangent Length, 2 Gears
Bearing Wear and Damage
Propeller Shaft Runout
Wear, Crack
Wear
Wear
Wear
Plug Type
Spark Plug Gap
Valve Operation Starting Temperature (Submerged)
Valve Full Open Temperature (Submerged)
Valve Full Open Lift (Submerged)
Igniter Diode Polarity
・ Red tester lead to brown (Br) lead
・ Black tester lead to black (B) lead
・ Red tester lead to black (B) lead
・ Black tester lead to brown (Br) lead
Igniter Secondary Coil Resistance
・Between high tension cord and black
(B) lead
Between spark plug cap and black
(B) lead
Resistance between terminals
Air Gap
Main Nozzle Inner Diam. (MN)
Slow Jet (SJ)
Throttle Opening (at WOT)
Carburetor
Range of Ignition Timing
at 500r/min
3
8
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Fuel & Lubrication Parts
Electrical Parts Cooling System Lower Unit Other
MFS2sec02070524.qxd07.5.243:12 PM  ページ10

TOHATSU MFS 2 Specifications

General

Brand	TOHATSU
Model	MFS 2
Category	Engine
Language	English