2008 Volvo C30 Owner's Manual - Page 56

A. Windshield/headlight washers B. Rain sensor (option) - on/off C. Thumb wheel D. Rear liftgate wiper/washer Windshield wipers off The windshield wipers are off when the lever is in position 0. Manual wiper function From position 0, move the lever upward. The windshield wipers will sweep one stroke at a time for as long as the lever is held up. Intermittent wiper function With the lever in this position, you can set the wiper interval by moving the thumb wheel (C) upward to increase wiper speed or downward to decrease the speed. Continuous wiper function The wipers operate at "normal" speed. High speed wiper function. A -Windshield washers Pull the lever toward the steering wheel and release it. The wipers will make 2-3 sweeps across the windshield after the lever has been released. CAUTION Use ample washer fluid when washing the windshield. The windshield should be thoroughly wet when the wipers are in operation. Before using the wipers, ice and snow should be removed from the windshield/ rear window. Be sure the wiper blades are not frozen in place. Headlight washers (certain models)