2. On the flight control panel 23VU:
- Push the FLT CTL/SEC 1
pushbutton switch.
- The OFF legend of this
pushbutton switch goes off.
3. On the overhead maintenance panel 50VU:
- Release the ENG/FADEC GND
PWR/1(2) pushbutton switch.
- The ON legend of this
pushbutton switch comes on.
4. On the engine 1(2): On the upper ECAM display unit:
- Supply a frequency of 6000Hz - The N1 and N2 indications for the with the low frequency engine 1(2) must be approximately: generator. . N1 = 20 percent
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5. Pressurize: FOR 1000EM1 The Green hydraulic system (Ref. TASK 29-23-00-863-001) FOR 1000EM2 The Yellow hydraulic system for the engine 2. (Ref. TASK 29-24-00-863-001)
6. Set the thrust reverser control lever of the engine 1(2) to the reverse idle position (detent).
7. Set the throttle control lever of the engine 1(2) to the idle stop position (the zero mark on the graduated sector).
8. On the low frequency generator:
- Decrease the frequency to zero.
9. Depressurize: FOR 1000EM1
- the Green hydraulic system (Ref. TASK 29-23-00-864-001), FOR 1000EM2
- the Yellow hydraulic system (Ref. TASK 29-24-00-864-001).
10. On the overhead maintenance panel 50VU:
- Push the ENG/FADEC GND PWR/1(2) pushbutton switch.
. N2 = 60 percent
On the lower ECAM display unit, on theHYD page:
- The pressure indication must be 3000psi (206.84 bar) for:. the Green system (engine 1),. the Yellow system (engine 2).
On the upper ECAM display unit:
- The amber REV indication comes intoview in the N1 indication of the engine 1(2) during the deployment.
- The REV indication changes to green when the blocker doors are deployed and locked.
On the upper ECAM display unit:
- The REV indication in the N1indication of the engine 1(2) changesto amber during the stowage of the blocker doors.
- The REV indication goes out of view when the blocker doors are stowed and locked.
On the upper ECAM display unit:
- The N1 and N2 indications of the engine 1(2) go back to zero.
On the lower ECAM display unit, on theHYD page:
- The pressure indication goes back tozero for:. the Green system (engine 1),. the Yellow system (engine 2).
- The ON legend of this pushbuttonswitch goes off.
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- Push the HYD/LEAK MEASUREMENT
VALVES/B/G/Y pushbutton
switches.
- The OFF legends of these
pushbutton switches go off.
11. On the flight control panel - The OFF legend of this pushbutton 23VU: switch comes on.
- Release the FLT CTL/SEC 1
pushbutton switch.
5. Close-up
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Subtask 78-31-00-080-050
A. On the accessory gearbox of the engine 1(2):
(1) Disconnect the low frequency generator.
Subtask 78-31-00-420-050
B. Connect the two connectors to the N2 speed sensor (channel A and channel B). Tighten them with your hand plus one eight of a turn with the soft nose pliers.
Subtask 78-31-00-710-052
C. Do this test:
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1. On the overhead maintenance panel 50VU:
- Release the ENG/FADEC GND
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本文链接地址：A320飞机维护手册 AMM EXHAUST 1(37)
