11.14.04.17

.17 Windshield Wipers and Washers.

A. The windshield wipers shall be inspected for operation, control, condition of blades and arms, or any missing part.

Procedures: Reject Vehicle If:
(1) Windshield Wipers:
  (a) Inspect for satisfactory operation (if vacuum operated, engine shall be idling and control full on). Windshield shall be free of insects, oil film, or other foreign matter, and should be continuously wet when tested. Wetting the windshield during school vehicle inspection may be waived if water is unavailable or the outside temperature is freezing or below.
  (b) Inspect for damaged, torn, or hardened rubber elements of blades.
  (c) Inspect for damaged metal parts of wiper blades or arms.
  (d) Inspect for proper contact of blades with windshield. Raise arm away from windshield and release. Arm should return to original position and cause the wiper blades to firmly contact the windshield.
(1)
  (a) Wipers are inoperative or cannot be controlled or operated by the driver.
  (b) A wiper blade is broken or missing.
  (c) There is insufficient tension of arm to hold blade against windshield.
  (d) There are worn or deteriorated blades that do not clean the windshield (within 5 cycles applicable to school vehicles only).
  (e) Wiper arms and blades are not the original size.
  (f) Not equipped with on/off switch within arm's length of driver.
  (g) Arm or arms fail to return to park position.
(2) Windshield Washers (school vehicles only). Inspect for proper operation of hand or foot control and an effective amount of fluid delivered to the outside of the windshield. System shall function when temperature is both above and below freezing point of water. (2)
  (a) Reservoir is empty.
  (b) System fails to function.
  (c) Fluid in system is frozen.
  (d) System does not provide fluid to the wiper area.