3-31. What rain-removal system component mixes cool air with hot bleed air? 1. Ejector 2. Plenum 3. Nozzle 4. Coupler 3-32. In what two positions may the nosewheel well bleed-air switch be placed? 1. ON and OFF 2. AUTO and ON 3. AUTO and OFF 4. MANUAL and OFF 3-33. When the windshield switch is placed in the AIR position, through what circuit breaker does the dc voltage flow? 1. Anti-ice 2. Air conditioning 3. Rain-removal 4. Windshield air 3-34. The windshield air caution light illuminates to indicate that the windshield switch is in what position? 1. ON 2. OFF 3. AUTO 4.AIR 3-35. Where is the nosewheel well bleed- air relay mounted for the rain- removal system? 1. Air-conditioning panel 2. Aft bay relay box no. 3 3.   Left main landing gear 4. Cockpit center console 3-36. The windshield rain-removal warning relay is a single throw, double pole sealed relay? 1. True 2. False 3-37. What are the three positions of the windshield switch? 1. ON, OFF, AUTO 2. AUTO, MANUAL, OFF 3. AIR, WASH, AUTO 4. WASH, AIR, OFF 3-38. Where is the rain-removal nozzle assembly located? 1. Beneath the pilot’s windshield 2. Beneath the b/n’s windshield 3. Both 1 and 2 above 4. Inside and under the radome next to the windshield 3-39. What switch controls the rain- removal pressure-regulator shutoff valve? 1. Windshield wash 2. Rain removal 3. Windshield 4. Air conditioning 3-40. The rain-removal system removes rain by directing a flow of heated air across the windscreen. What is the function of this heated air? 1. It blows the water away 2. It drys the windscreen, keeps it dry 3. It breaks the raindrops into small particles 4. It evaporates the raindrops 3-41. The left main landing gear weight- on-wheels switch controls the nosewheel and bleed-air relay? 1. True 2. False 19