IN ITEMS 4-28 THROUGH 4-33, SELECT FROM COLUMN B THE COMPONENT THAT IS RESPONSIBLE FOR THE FUNCTION LISTED IN COLUMN A. COMPONENTS IN COLUMN B MAY BE USED MORE THAN ONCE. A. Functions 4-28. Receives the air from the compressor section of the refrigeration turbine/ compressor assembly 4-29. Controlled by an electrical B. Components signal from the air data computer 4-30. Controls the flow of bleed air to 1. Secondary ejector valve 2. Secondary heat exchanger 3. Reheater heat exchanger 4. Water spray nozzle the secondary heat exchanger ejector 4-31. Aids in cooling the inlet air entering the secondary heat exchange 4-32. Uses the water that is extracted from the conditioned air 4-33. Cools air before moisture removal and heats air after moisture removal REFER TO FIGURE 4-2 AND SUPPORTING MATERIAL IN THE TEXT TO ANSWER ITEMS 4-34 THROUGH 4-33. 4-34. The air used for cooling in the condenser/vent suit heat exchanger comes directly from which of the following components? 1. The reheater heat exchanger 2. The secondary heat exchanger 3. The water extractor 4. The turbine/compressor assembly 4-35. The air to be cooled in the condenser/vent suit heat exchanger comes directly from which of the following component? 4-36. 4-37. 1. The turbine/compressor assembly 2. The hot side of the reheater 3. The secondary heat exchanger 4. The primary heat exchanger The purpose of the water extrac- tor to extract water from the air coming directly from which of the following components? 1. The reheater heat exchanger 2. The secondary heat exchanger 3. The condenser/vent suit heat exchanger 4. The turbine compressor assembly The water removed by the water extractor is used for which of the following purposes? 1. Suit ventilation 2. Augment ram air cooling in the secondary heat exchanger 3. Supply ram air to the secondary heat exchanger 4. Supply dry air to the reheater heat exchanger 4-38. Air exiting the turbine end of the turbine compressor assembly is used for which of the following purposes? 1. To operate the flow modulating system pressure regulator 2. To provide air to the secondary heat exchanger 3. To provide air for environ- mental control 4. To provide air to the avionics ram air servo 4-39. What component prevents icing in the condensor/vent suit heat exchanger? 1. Turbine compressor assembly 2. Anti-ice add heat valve 3. Avionics ram air servo 4. Reheater heat exchanger 25