Yamaha EF4500iSE Theory & Diagnostics Manual page 92

Yamaha Generator Theory & Diagnostics Guide
Carburetor:
Type / manufacture
I.D.mark
Bore size
Main jet
Main air jet
Pilot air jet
Pilot outlet
Valve seat size
Main nozzle
Pilot jet
Throttle valve
Float height " H "
MAINTENANCE SPECIFICATIONS
Unit
mm (in)
Standard
BV20-15 / MIKUNI
7CF 10
Ø 15 (0.5906)
#86.3
Ø 1.8 (0.0709)
Ø 1.1 (0.0433)
Ø 0.9 (0.0354)
Ø 1.8 (0.0709)
31B
#35
#150
16.0 (0.63)
3-16
7-5
SPEC
Limit
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