Section VIII. MAINTENANCE OF THE FUEL SYSTEM

Connect the fuel inlet line (6, fig. 4-7), governor control

rod, choke control cable, and accelerator rod.

(4) Connect the exhaust pipe to the exhaust

manifold flange, and install the carburetor air cleaner

hose.

(5) Install the air cleaner, seat and seat deck, and

side panels. Open the fuel shut-off valve at the fuel

tank.

Figure 4-6. Manifold mounting

Section VIII. MAINTENANCE OF THE FUEL SYSTEM

4-19.

Carburetor

a.Adjustment. (fig. 4-7.)

Note. Before making any adjustments. Warm the

engine up to normal operating temperature.

(1) General. Proper mixture of fuel and air is

controlled by a fixed jet and an adjustable idle fuel jet

14).The throttle stop screw (2) is preset to maintain the

correct engine idle speed. Adjustments are properly set

during manufacture.

(2) Throttle stop screw adjustment.

(a) Turn the throttle stop screw (2) in

against the stop to hold the throttle slightly open (fig. 4-

(b) After idle fuel adjustment is made,

adjust the stop screw to obtain an idle speed between

500 and 550 rpm.

Accelerator rod

Throttle stop screw

Idle adjusting jet

Governor control rod

Fuel inlet line

Throttle lever

Bowl drain plug

Swivel connection

10.

Choke control bracket

11.

Choke control cable

Figure 4-7. Carburetor adjustment.

4-14