(2) ITEM 3, FUEL AND OIL. Inspect tanks for fuel and oil levels, add oil and fuel as necessary. Any appreciable change in levels since performing After‐operation Service should be investigated and reported to designated authority.

(3) ITEM 4, ACCESSORIES AND DRIVES. Examine all accessories such as carburetor, air cleaner, generator, and cut‐out relay for loose connections, loose mountings, or leaks. Examine rear chain (final drive) for free up‐and‐down movement (slack), midway between sprockets. Total up‐and‐down movement must not be more than 1 inch, nor less than 1/2 inch. Inspect rear chain for adequate lubrication.

Motorcycle, Solo (Harley-Davidson Model WLA) Technical Manual No. 9-879 — Part 12

(4) ITEM 6, LEAKS, GENERAL. Examine vehicle and ground under vehicle for indications of fuel or oil leaks. Normally a few drops of waste oil from chains may be expected to drop from skid plate.

Motorcycle, Solo (Harley-Davidson Model WLA) Technical Manual No. 9-879 — Part 12

(5) ITEM 11, GLASS. Clean glass on instruments; clean and adjust rear view mirror; inspect glass for breakage.

Motorcycle, Solo (Harley-Davidson Model WLA) Technical Manual No. 9-879 — Part 12

(6) ITEM 12, LAMPS. If tactical situation permits, observe whether blackout and service lights operate with switch in its respective positions, and go out when switched off. Also see that lights are secure, and that lenses are clean and not broken. Observe whether both filaments of service headlight operate when dimmer switch on left handle bar is moved to its respective positions.

(7) ITEM 13, WHEELS, AXLE NUTS AND SCREWS. Examine rear wheel mounting socket screws, front and rear axle nuts, and front fork rocker stud nuts for tightness. Observe rear chain adjusting screws for secure locking. Inspect spokes for good condition and tightness.

(8) ITEM 14, TIRES. Examine tires for cuts or imbedded objects in treads or carcass. If time permits, check air pressure, which should be 18 pounds front, and 20 pounds rear (tires cold). Inspect valve caps for presence and secure mounting.

(9) ITEM 15, SPRINGS AND SUSPENSION. Examine front fork springs for secure mounting and good condition. Push down rear of saddle to test for full action of saddle post spring.

(10) ITEM 16, STEERING AND HANDLE BAR CONTROLS. Test steering head bearing adjustment by exerting strong upward pull at handle bar grips, and observing whether or not there is any noticeable play in bearing. Operate steering damper lever and observe that damper is compressed before lever reaches right‐side position, and is fully released with lever in left‐side position. Test handle bar grip controls for full, free action; also test for complete opening and closing of throttle, and full advance and retard of timer.