c.
Installation
(1) Align the air cleaner (3, fig. 16) with the studs and position on the engine house panel. Secure with
lockwashers and nuts.
(2) Connect the hose to the carburetor (5, fig. 20) and the air cleaner (21). Secure the hose by
pressing on firmly and installing the clamps.
(3) Fill the oil cup (11, fig. 16) with oil as specified in LO5-3825-221-15. Position this cup on the
bottom of the air cleaner (3) and secure with the oil cup clamp (10).
73. Fuel Lines
a. Removal.
(1) Remove the fuel shutoff valve (3, fig. 10) from the carrier fuel strainer (1).
(1).1 On the model W15A4112, remove the fuel strainer (16, fig. 10.1) from the engine fuel tank outlet
line.
(2) Remove all holddown clamps securing the fuel line to the carrier frame.
(3) Disconnect the copper fuel line from the rubber fuel line at the connection point.
(4) Remove the copper fuel line. Disconnect the rubber fuel line from the fuel pump, and remove the
rubber fuel line.
b. Cleaning, Inspection, and Repair.
(1) Clean the fuel lines with an approved cleaning solvent.
(2) Inspect the copper fuel line for kinks, breaks, or other damage.
(3) Inspect the rubber fuel line for breaks, fraying, or deterioration. Repair or replace as necessary.
(4) Inspect all fuel line nuts for cracks or stripped threads. Repair or replace as necessary.
c. Installation.
(1) Connect the rubber fuel line to the fuel pump.
(2) Thread the copper fuel line along the frame to the carrier fuel strainer, and attach the copper fuel
line to the fuel strainer with the shutoff valve (3, fig. 10).
(2).1 On model W15A4112, thread the copper fuel line along the carrier frame to the fuel strainer at the
fuel tank outlet, and attach the copper fuel line to the strainer with the connector (19, fig. 10.1).
(3) Connect the copper fuel line to the rubber fuel line at the connection point.
(4) Secure the fuel line to the frame with holddown clamps.
74. Governor Controls, Adjust
p
c. Push the throttle control rod toward the carburetor as far as it will go. The throttle should not be wide
open.
d. Line up the right angle stud of the control rod (13) with the hole in the governor lever (fig. 24) by
screwing the ball joint on the throttle control rod (13, fig. 21) either clockwise or counterclockwise.
75. Governor Controls
a. Removal.
(1) Remove cotter pin (24, fig. 21) securing governor control chain (23) to governor control knob rod
(17).
(2) Remove nut (22) securing governor control knob (17) to the front panel, and remove governor
control knob.
(3) Remove governor spring (16) connecting governor adjusting screw (11) to governor shaft level (fig.
(4) Remove pin (2, fig. 21) and lockwasher (1) securing governor control assembly to manifold, and
remove governor control assembly.
b. Disassembly.
(1) Remove screw (3, fig. 21) securing governor control chain cotter pin (24) to variable sp ed lever
e
(4), and remove governor control chain.
(2) Remove locknut (6) securing governor adjusting screw (11), and unscrew and remove governor
adjusting screw.
(3) Remove governor adjusting screw swivel spring (10), retainer (9), pin (5), and cotter pin (12).
(4) Remove cotter pin (8) and flatwasher (7) securing variable speed lever support pin (2).
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