Term
| ARE PNEUMATIC DEICER BOOTS OPERATED BEFORE OR AFTER ICE HAS FORMED? |
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Definition
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Term
| WHERE DOES THE AIR COME FROM TO OPERATE THE PNEUMATIC DEICER BOOT ON A RECIPROCATING-ENGINE POWERED AIRCRAFT? |
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Definition
| THE DISCHARGE SIDE OF THE AIR PUMP THAT IS USED TO OPERATE THE GYRO INSTRUMENTS. |
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Term
| WHAT IS MEANT BY A WET VACUUM PUMP? |
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Definition
| A VACUUM PUMP THAT USES ENGINE OIL TO LUBRICATE ITS STEEL VANES. DRY VACUUMS USE CARBON VANES, DOES NOT NEED OIL FOR LUBRICATION. |
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Term
| WHAT IS THE PURPOSE OF THE OIL SEPERATOR IN A DEICER SYSTEM? |
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Definition
| OIL SEPERATORS ARE USED WITH WET VACUUM PUMPS TO REMOVE THE LUBRICATING OIL FROM THE DISCHARGE AIR, BEFORE THE AIR IS USED IN THE DEICER BOOTS. |
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Term
| HOW ARE RUBBER DEICER BOOTS CLEANED? |
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Definition
| WITH MILD SOAP AND WATER. |
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Term
| HOW DOES A THERMAL ANTI-ICEING SYSTEM OPERATE? |
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Definition
| HOT COMPRESSOR BLEED AIR IS DUCTED INTO A CHAMBER BETWEEN A DOUBLE SKIN IN THE LEADING EDGE OF THE WING. |
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Term
| WHAT IS USED TO REMOVE FROST FROM AN AIRCRAFT BEFORE FLIGHT? |
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Definition
| A MIXTURE OF ISOPROPYL ALCOHOL AND ETHYLENE GLYCOL. |
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Term
| HOW IS ICE PREVENTED FROM FORMING ON THE WINDSHIELD OF MODERN JET TRANSPORT AIRPLANES? |
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Definition
| BY EMBEDDED HEATER ELEMENTS IN THE WINDSHIELD. |
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Term
| HOW IS ICE KEPT FROM FORMING ON THE PITOT TUBE OF AN AIRPLANE? |
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Definition
| BUILT IN HEATER ELEMENTS IN THE PITOT TUBE. |
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Term
| WHAT ARE TWO WAYS RAIN CAN BE KEPT FROM OBSTRUCTING THE PILOTS VISION THROUGH THE WINDSHIELD OF AN AIRPLANE? |
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Definition
| BLOWN AWAY BY A HIGH VELOCITY BLAST OF COMPRESSOR BLEED AIR, OR WIPED AWAY WITH ELECTRICALLY/HYDRAULICALLY OPERATED WINDSHIELD WIPERS. |
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Term
| WHEN SHOULD RAIN REPELLENT BE USED ON AN AIRPLANE WINDSHIELD? |
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Definition
| ONLY WHEN THE WINDSHIELD IS WET WITH RAIN. |
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Term
| HOW IS CARBURETOR ICE PREVENTED IN THE ENGINES OF THE SMALLER AIRCRAFT? |
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Definition
| HEATED AIR IS DIRECTED INTO THE CARBURETOR. HEAT COME FROM A MUFF AROUND PART OF THE ENGINE EXHAUST SYSTEM. |
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Term
| HOW ARE RUBBER DEICER BOOTS ATTACHED TO THE LEADING EDGES OF AIRCRAFT WINGS AND TAIL SURFACES? |
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Definition
| EITHER ATTACHED WITH MACHINE SCREWS AND RIVNUTS, OR BONDED TO THE SURFACE WITH ADHESIVE. |
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Term
| WHAT KEEPS AN ELECTRICALLY HEATED WINDSHIELD FROM OVERHEATING? |
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Definition
| HEAT SENSOR BUILT IN THE WINDSHIELD THAT CONTROL THE CURRENT USED TO HEAT THE WINDSHIELD. |
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