Carburetor Overhaul

Submitted by xjcdadmin on Tue, 06/08/2010 - 01:10

REMOVAL

1. Remove carburetor assembly. Refer to engine removal section.

NOTE: The following parts can be cleaned and inspected without disassembly.
• Piston valve
• Jet needle

2.  Disconnect:

• Drain hoses
• Fuel hoses
• Throttle cable

3.  Number each carburetor before removing it from carburetor brackets.

4.  Loosen the starter lever screws

5. Remove:

• Starter lever shaft 1
• Starter levers 2
• Lower bracket 3

NOTE:
When separating the carburetors be sure not to lose the small spring 4 that may fall out. This spring connects the throttle levers.

6. Remove:

• Upper bracket 1 
• Carburetor joint 2 
• Carburetors

DISASSEMBLY

1. Remove: 
• Vacuum chamber cover 1 
• Spring 2 
• Vacuum piston 3 
•  Jet needle 4

2. Remove the starter plungers 1

3. Remove:

• Float chamber cover
• Float pin 1 

• Float 2

• Needle valve 3
• Valve seat 4

4. Remove:

• Pilot jet 1
• Main jet 2
• Needle jet 3
• Pilot air jet 4

NOTE:
Remove the needle jet toward the vacuum piston.