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2-4

MAINTENANCE SPECIFICATIONS

SPEC

Item

Unit

Model

9.9C

15C

Thermostat

Opening temperature

°C (°F)

48.0–52.0 (118.40–125.60)

Fully open temperature

°C (°F)

60.0 (140.00)

Valve open lower limit

mm (in)

3.0 (0.12)

Carburetor

ID mark

63V10

Float height

mm (in)

12.5–15.5 (0.49–0.61)

Valve seat size

mm (in)

1.2 (0.05)

Main jet

(M.J.)

#110

Main nozzle

(M.N.)

mm (in)

3.0 (0.12)

Main air jet

(M.A.J.)

#120

Pilot jet

(P.J.)

#48

Pilot air jet

(P.A.J.)

#75

LOWER UNIT

Item

Unit

Model

9.9C

15C

Gear backlash

Pinion forward

mm (in)

0.19–0.86 (0.0075–0.0339)

Pinion reverse

mm (in)

0.95–1.65 (0.0374–0.0650)

Pinion shims

mm

1.13, 1.2

Forward shims

mm

0.10, 0.12, 0.15, 0.18, 0.30, 0.40, 0.50

Reverse shims

mm

0.1, 0.2, 0.3, 0.4, 0.5

Chapter2  03.11.14 20:06  Page 4

Содержание 15C

Страница 1: ...15C SERVICE MANUAL 63V 28197 1F 11 LIT 18616 02 59 9 9C ...

Страница 2: ... and significant changes in specifications and procedures and these are incorporated in successive editions of this manual Important information Particularly important information is distinguished in this manual by the following notations Q The Safety Alert Symbol means ATTENTION BECOME ALERT YOUR SAFETY IS INVOLVED w Failure to follow WARNING instructions could result in severe injury or death to...

Страница 3: ...Model name 9 9C 15C USA and 9 9CMH 15CMH CANADA name Indication 9 9 15 ...

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Страница 9: ...Model Approved Staring World wide USA model code serial No 9 9FMH 9 9CMH 682K S 1009214 15FMH 15CMH 684K S 1019178 ...

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Страница 17: ... Twin Total displacement cm3 cu in 446 0 15 01 Bore x stroke mm in 56 0 50 0 2 20 1 97 Compression ratio 6 80 1 Control system Tiller handle Starting system Manual starter Enrichment system Choke valve Ignition control system CDI Ignition timing Degree ATDC 5 0 BTDC 30 0 Maximum generator output V W 12 80 12 40 80 Spark plug NGK B7HS 10 Cooling system Water Exhaust system Propeller boss Lubricatio...

Страница 18: ...e 8 0 12 0 16 0 20 0 Tilt up angle Degree 67 0 Steering angle Degree 45 0 45 0 Drive unit Gear shift positions F N R Gear ratio 2 08 27 13 Reduction gear type Spiral bevel gear Clutch type Dog clutch Propeller shaft type Spline Propeller direction rear view Clockwise Propeller ID mark J ...

Страница 19: ...ension B mm in 1 98 2 00 0 0780 0 0787 Dimension T mm in 2 40 2 60 0 0945 0 1024 End gap mm in 0 15 0 35 0 0059 0 0138 Side clearance mm in 0 02 0 06 0 0008 0 0024 2nd ring Barrel Dimension B mm in 1 96 1 98 0 0772 0 0780 Dimension T mm in 2 40 2 60 0 0945 0 1024 End gap mm in 0 15 0 35 0 0059 0 0138 Side clearance mm in 0 04 0 08 0 0016 0 0032 Reed valve Valve stopper height mm in 0 6 0 7 0 02 0 ...

Страница 20: ... height mm in 12 5 15 5 0 49 0 61 Valve seat size mm in 1 2 0 05 Main jet M J 110 Main nozzle M N mm in 3 0 0 12 Main air jet M A J 120 Pilot jet P J 48 Pilot air jet P A J 75 LOWER UNIT Item Unit Model 9 9C 15C Gear backlash Pinion forward mm in 0 19 0 86 0 0075 0 0339 Pinion reverse mm in 0 95 1 65 0 0374 0 0650 Pinion shims mm 1 13 1 2 Forward shims mm 0 10 0 12 0 15 0 18 0 30 0 40 0 50 Reverse...

Страница 21: ...nition coil resistance Primary coil B W B Ω 0 05 0 07 Secondary coil B W spark plug wire kΩ 1 6 2 5 Pulser coil resistance B W B Ω 352 00 528 00 Charge coil resistance Br L Ω 248 00 372 00 CDI Unit output peak voltage B O B B W B Cranking load V 120 0 1 500 r min load V 210 0 3 500 r min load V 170 0 Lighting system Lighting voltage minimum 3 000 V 11 5 maximum 5 500 V 14 0 17 5 Lighting coil resi...

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Страница 24: ...d carburetor models Inspection adjustment 1 1 Anode s external Inspection replacement 1 1 Anode s internal Inspection replacement 1 Cooling water passages Cleaning 1 1 Propeller and cotter pin Inspection replacement 1 1 Throttle link throttle cable throttle pick up timing Inspection adjustment 1 Shift link shift cable Inspection adjustment 1 Thermostat Inspection 1 Water pump Inspection 1 Cowling ...

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Страница 29: ...3 6 CONTROL SYSTEM LOWER UNIT INSP ADJ ...

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Страница 35: ...4 1 CARBURETOR REMOVAL FUEL ...

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Страница 37: ...4 3 CARBURETOR REMOVAL FUEL ...

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Страница 39: ...4 5 CARBURETOR FUEL ...

Страница 40: ...king 1 6 Screw 1 7 Arm pin 1 8 Float 1 9 Clip 1 10 Needle valve 1 11 Cap 1 12 Pilot jet 1 13 Main jet 1 14 Main nozzle 1 15 Screw with washer 4 4 x 10 mm 16 Plate 1 17 Packing 1 18 Stopping screw 1 19 Spring 1 20 Carburetor body 1 FUEL PUMP DISASSEMBLY Follow the left Step for removal 1 Screw with washer 4 2 Pump cover 1 3 Diaphragm 1 4 Pump body 1 5 Screw 2 6 Seat valve 2 7 Nut 2 8 Diaphragm 1 9 ...

Страница 41: ...sassembling the carburetor make sure to note number of times the pilot screw is turned out from the seated position to its set position 8 Do not use steelwire for cleaning the jets as this may enlarge the jet diameters and seri ously affect performance ...

Страница 42: ...CARBURETOR FUEL Carburetor assembly NOTE Before assembling the carburetor make sure to turn the pilot screw the same number of times as noted before disassembly from the seated position to its set position ...

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Страница 46: ...5 2 POWER UNIT REMOVAL POWR ...

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Страница 75: ...6 1 LOWER UNIT REMOVAL LOWR ...

Страница 76: ...6 2 LOWER UNIT REMOVAL LOWR ...

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Страница 84: ...6 10 DRIVE SHAFT FORWARD GEAR AND SHIFT ROD LOWR ...

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Страница 100: ...7 1 STEERING HANDLE AND SHIFT LEVER BRKT ...

Страница 101: ...7 2 STEERING HANDLE AND SHIFT LEVER BRKT ...

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Страница 105: ...7 6 UPPER CASE AND EXHAUST MANIFOLD BRKT ...

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Страница 108: ...7 9 CRAMP BRACKET BRKT ...

Страница 109: ...7 10 CRAMP BRACKET BRKT ...

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Страница 112: ...ELEC ...

Страница 113: ...8 1 ELECTRICAL COMPONENTS ELEC ...

Страница 114: ...8 2 ELECTRICAL COMPONENTS ELEC ...

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Страница 117: ...8 5 IGNITION SYSTEM ELEC ...

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Страница 122: ...8 10 IGNITION SYSTEM ELEC ...

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Страница 124: ...8 12 STARTING SYSTEM ELEC ...

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Страница 135: ...Printed in USA YAMAHAMOTOR CORPORATION USA ...

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