Yamaha 15C, Service Manual

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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