Specifications

P25 Series of Engines

6. If the fuel/air mixture is lean:

• Inspect the carburetor spacer for cracks.

• Inspect the spacer O-ring.

NOTE: A cracked spacer or a leaking O-ring

between the spacer and the cylinder or the

spacer and the carburetor could result in a

lean run condition or prevent the impulses

from the engine from driving the fuel pump.

See Figure 5.13.

7. Inspect the butterfly valve assemble for debris and

freedom of movement. See Figure 5.14.

8. Perform a needle valve pop off test by following the

carburetor manufacturer’s recommendations.

9. If there is a problem with the carburetor, check on

availability and price of parts to determine if the car-

buretor should be repaired or replaced.

Figure 5.13

Spacer

O-ring

Figure 5.14

Butterfly valve

For Parts Call 606-678-9623 or 606-561-4983