Читать книгу Motorcycle, Solo (Harley-Davidson Model WLA) - United States. War Department - Страница 6

a. Controls are peculiar to the motorcycle. The rider must become thoroughly familiar with the location and use of all control devices before attempting to operate vehicle.

b. Gasoline Valve (figs. 5 and 6). Gasoline valve is located in left tank, forward. Valve is closed by turning to the right, finger tight. Turning to left opens valve. Valve is in normal operating position when turned to left, with valve head down. Lifting valve head releases emergency supply of fuel (3 quarts).

RA PD 310202

Figure 5—Fuel Supply Valve

RA PD 310293

Figure 6—Fuel Supply Valve Positions

c. Throttle. The throttle is controlled by right handle bar grip. Turning grip inward opens throttle, turning it outward closes throttle.

d. Spark. Spark is controlled by left handle bar grip. Turning grip inward advances spark, turning it outward retards spark.

e. Clutch (fig. 7). Clutch is operated by left foot (rocker‐type) pedal, connecting with steel cable, which actuates clutch release lever. Pedal is located on left side of motorcycle above footboard. Forward downward (toe) position of pedal engages clutch. Rear downward (heel) position of pedal disengages clutch. Foot pedal provided with friction device to retain it in either engaged or disengaged position.

RA PD 310204

Figure 7—Clutch Pedal Positions

RA PD 310205

Figure 8—Gear Shifter Lever Positions

f. Service Brake (Rear Wheel). Foot pedal is located on right side of motorcycle at forward end of footboard.

g. Auxiliary Brake (Front Wheel). Auxiliary brake is operated by hand lever located on left handle bar. It is used in conjunction with service brake, as an emergency brake, or for holding vehicle while starting engine on grade. CAUTION: Brake is to be applied lightly and cautiously on wet and slippery roads.

h. Gear Shifter (fig. 8). Shifter lever is located on left tank, forward position, and operates within a guide. Shifter lever guide is notched for positive location of gears and each position is identified, front to rear: “1”—low gear; “N”—neutral; “2”—second gear; “3”—direct high gear.

RA PD 310206

Figure 9—Carburetor Choke Lever Positions

i. Steering Damper. Steering damper is an adjustable friction device to damper turning action of forks, steady front wheel, and prevent wobble in rough terrain or at high speeds, and is located on top of steering head in center of handle bars. Move handle to right to apply desired friction.

j. Foot Starter Crank (fig. 1). The foot starter crank is located on right side of motorcycle. Gear shifter lever must be in neutral position, and clutch foot pedal in forward engaged position, before using foot starter crank. Starter crank normally is in upward position. Straddle motorcycle, place right foot on starter crank, and shift weight of body for forceful downward crank operation to start engine.

k. Ignition and Light Switch. Earlier models are provided with switch lock, later models are nonlocking. Switch is off in straight‐forward position. First position to right is for engine ignition only. Second position to right is for ignition and blackout lights. To use vehicle service lights, depress button to turn switch to third right position.

l. Instrument Panel Signal Lights. Instead of an ammeter and oil pressure gage, signal lights indicate generator charging, and engine oil pressure.

(1) Green light is located on left side of instrument panel. When engine is running, and light is out, it indicates generator is charging.

(2) Red light is located on right side of instrument panel. When engine is running, and light is out, it indicates engine oil is circulating.

m. Carburetor Choke (fig. 9). Choke lever is in full prime position when all the way up, and in normal running position when all the way down.