SERVO 'STEM 1. 7TH•STAGE BLEED-AIR CHECK VALVE 2. 12 STAGE BLEED AIR AND SOV 3. BLEED-AIR PRESSURE REGULATOR SOV 4. BLEED-AIR ISOLATION SHUTOFF VALVE 5. AIR-CONDITIONING SYSTEM SOV 6. CABIN/COCKPIT OZONE FILTER 7. REFRIGERATION UNIT a. PRIMARY/SECONDARY HEAT EXCHANGER b. AIR CYCLE MACHINE (ACM) c. ANTI-ICE AIR MODULATING VALVE d. OVERTEMPERATURE SWITCH e. ACM BYPASS CHECK VALVE 1. ACM BYPASS SHUTOFF VALVE 9 COOLING FAN h. BYPASS DOORS 8. TURBINE DISCHARGE WATER VALVE 9. SERVO AIR PRESSURE REGULATOR AND TORQUE MOTOR ASSEMBLY 10. CABIN/COCKPIT TEMPERATURE VALVE 11. WATER SEPARATOR 12. CABIN/COCKPIT DUCT SENSOR C MIO OVERBOARD OVERBOARD t 4 TO OVERTEMPERATURE - LIGHT (ON AT 450 F) SWITCH -,•-• - - 11111 '4411 Minn ''''''' r411.-viout ■ ick I- LIGHT ON (OPEN) O TJ TO VALVE OPEWCLOSE SWITCH rc I I .ERVO 1 In STEM 13. WATER SEPARATOR ANTI-ICE SENSOR 14. CABIN/COCKPIT AIR CHECK VALVE 15. CABIN/COCKPIT COLD AIR CHECK VALVE 16. WATER SEPARATOR ASPIRATOR 17. CABIN/COCKPIT TEMPERATURE SELECTOR 18. CABIN/COCKPIT TEMPERATURE CONTROLLER 19. CABIN/COCKPIT TEMPERATURE SENSOR SENSOR 21 . COCKPIT TEMPERATURE . CABIN/COCKPIT DUCT SENSOR 22. CABIN PRESSURE SELECTOR CABIN PRESSURE CONTROLLER I IIIII Item „ 4. CABIN PRESSURE TRANSDUCER 24. CABIN 25. CABIN AIR OUTFLOW VALVE 26. CABIN PRESSURE SAFETY VALVE 27. CABIN PRESSURE TRANSDUCER EMI FILTER Imuitaufee 28. DEPRESSURIZATION RATE SWITCH 29. AUXILIARY POWER UNIT (APU) 30. APU AIR CHECK VALVE r 31. GPU EXTERNAL AIR CONNECTION nditioning System LEGEND • • • 0 • COLD AIR RAM AIR HOT BLEED AIR COMPRESSOR DISCHARGE PRIMARY HEAT EXCHANGER SECONDARY HEAT EXCHANGER FAN AIR 'ad EFTA01119984