BLEED

AVIONICS VENTILATION

CAUTION, do not use HP GND air with APU bleed Regulated pressure 45 +/- 5 psi Leak detection - single loop for APU and pylon ducts - double loop for wing ducts

FANs SPD (-IOM,-JLP-S) SKIN EXCH HI if T > 40°C OUTLET LO if T < 35°C BYPASS VLV

ENG A/ICE VALVE ENG 1 [DC1] ENG 2 [DC2] valve opens if unpowered

SKIN HEAT EXCHANGER

AEVC [DC1] [DC ESS SHED]

FILTER

FAN AIR VALVE ENG 1 [DC ESS SHED] ENG 2 [DC2] regulates BLEED temp at 200°C

BLEED MONITORING COMPUTER BMC 1 [DC ESS SHED] BMC 1 [DC2]

AIRCOND INLET VALVE

9th

STARTER VLV

*PACK CTL Prim fail => reg. not optimized Sec fail => ECAM sgnal lost Both fail => 5-30°C in 6’ (IOM, JLP-S) PACK 1 AIR COND SYS 1 CTL by a/ice vlv FLOW *ZONE CTL CONTROL *ZONE CTL Prim fail => 24°C by packs CABIN VALVE Sec fail => no effect AIR [DC ESS *PACK 1 CTL Both fail => 20°C pack 1 SHED] 10°C pack 2 FILTER CAB FAN 1 [AC1] PACK COCKPIT 1

HP VLV, maintain 36+/-4 psi ENG 1 [DC ESS SHED] ENG 2 [DC2]

HYD RES

WATER TANK

EMER RAM AIR AIRCOND GND [DC ESS] CONNECT PACK 2 FLOW CONTROL VALVE [DC2] PACK 2

LOOP A LOOP B

SAFETY VALVES HP GND CONNECT

only SLATS 3,4 & 5 are heated

OUTFLOW VALVE

APU

ELECTRONIC APU LIMITATIONS CONTROL BOX BLEED RPM min 95%, max 107% (auto shut down) [BAT] VALVE running EGT max 682°C (5sec) or 700-742 start EGT max 900°C > 25'000ft B start EGT max 982°C < 25'000ft APU FF LOW OIL LEVEL => 10 hrs APU ops start cycles: S 1min S 1min S 60min APU Enveloppe: STARTER START with AC pwr up to 39'000ft [BAT] START with EMER ELEC pwr up to 25'000ft APU LP VLV BLEED ON 2packs max 15'000ft, 1 pack max 20'000ft [DC BAT] BLEED ON for engine start max 20'000ft [HOT 1] BLEED for WING A/ICE not permitted APU FUEL FLOW ~130 kg/hr APU PUMP [DC BAT] P [AC ESS SHED] refueling / defueling lines feeding lines

FWD CARGO COMP

FF

B2

AFT CARGO COMP

MAN MOT [DC BAT]

MAN V/S SWITCH

MOT 2 [DC2]

CPC 2 [DC2]

SATCOM

CABIN AIR (85% recycle air)

IOM, JLP-S AIR COND SYS CTL one lane fail => no effect both lanes fail => PACK lost

PRESSURIZATION

- CAB PR EXCESS CAB ALT (>9550+/-350ft) RPCU (IOM, JLP-S) Depressurizes in case of residual press on GND

FIRE PROTECTION & CARGO VENT SMOKE DETECTORS

CIDS (IOM, JLP-S) CH1 [DC ESS] CH2 [DC2]

BULK

CABIN AMBIENT AIR

CAB FAN 2 [AC2]

- 2 safety valves (max 8.6psi or -.25psi) - RAM AIR ON and ∂p2000kg in CTR XFR WING TANKS [AC1] [AC2] [AC1] [AC2] REFUEL VALVE [AC1] 2 x 691kg center tank these VLV REFUEL [DC1] [DC2] 2 x 6084kg* [DC1] [DC2] [DC2] refueling on [DC1] are trapped L[DC1] VALVE [DC ESS] [DC ESS] batteries with 2 x 6221kg (IOM) R[DC2] PUMP [HOT1] CTR2 REFUEL REFUEL [AC2] COUPLING COUPLING VENT TANK FUEL IMBALANCE A319/A320 [DC2] ~50kg TOTAL CAPACITY INNER TK Full, max 1500kg TANK PUMPS WING PUMPS INNER TK 4300kg, max 1600kg (den 0.785kg/l) A321 FUEL IMBALANCE INNER TK 2250kg, max 2250kg FUEL TEMPERATURE WING TK Full, max 1350kg no limitations below 2250kg JET A1 min -43°C max +54°C WING TK 4000kg, max 1500kg OUTER TK max 530kg, if OUTER+INNER same JET A min -36°C max +54°C WING TK 2350kg, max 2350kg or INNER of empty OUTER equal or higher (up to 3t) of (IOM) no limitations below 2350kg opposite INNER

A321

18605kg 18879kg

* all others from type

!!! NOT FOR OPERATIONAL USE !!! ©Pierre-Michel Gasser, 12.1.2013