Reed Valve; Removing The Reed Valve; Checking The Reed Valve - Yamaha YB50 Service Manual

REED VALVE

REED VALVE

REMOVING THE REED VALVE

1. Remove:
• helmet box
Refer to "REAR BODYWORK, MUD-
GUARD" in chapter 3.
• air filter box assembly
2. Remove:
• carburetor
See section "REMOVING THE CARBURE-
TOR"
3. Remove:
• carburetor joint
• reed valve assembly

CHECKING THE REED VALVE

1. Inspect:
• carburetor joint
Damage/Cracks
• reed valve
Fatigue/Cracks
Inspection steps:
• Visually inspect the reed valve.
• If there is any doubt on how to seal, apply
suction on the carburettor side.
• Leaks should be light or moderate.
5-8
CARB
Change
Change