(2)
Install the PSEU on the E3-4 shelf.
S 864-012
(3)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:
(a)
AIRPLANES WITH ETOPS OR WITH TR SYNC LOCKS; 11B29, ENGINES RIGHT T/R IND
S 424-011
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(b)
AIRPLANES WITH ETOPS OR WITH TR SYNC LOCKS;
11B30, ENGINES RIGHT T/R CONT
(c)
AIRPLANES WITH ETOPS OR WITH TR SYNC LOCKS;
11C19, LANDING GEAR POS 2 ALTN
(d)
11C30, LANDING GEAR POS SYS 1
(e)
AIRPLANES WITH ETOPS OR WITH TR SYNC LOCKS;
11D11, ENGINES LEFT T/R IND
(f)
AIRPLANES WITH ETOPS OR WITH TR SYNC LOCKS;
11D12, ENGINES LEFT T/R CONT
(g)
AIRPLANES WITHOUT ETOPS OR TR SYNC LOCKS;
11K5, THRUST REVERSER IND
(h)
AIRPLANES WITHOUT ETOPS OR TR SYNC LOCKS;
11K6, THRUST REVERSER CONT
(i)
AIRPLANES WITHOUT ETOPS OR TR SYNC LOCKS;
11K32, THRUST REVERSER IND
(j)
AIRPLANES WITHOUT ETOPS OR TR SYNC LOCKS;
11K33, THRUST REVERSER CONT
(k)
11R33, DOOR IND
(l)
11R36, PROX SW TEST
(m)
11S23, POS SYS 2
S 864-013
(4)
Remove the DO-NOT-CLOSE tags and close this circuit breaker on the P34 panel:
(a)
34A5, CARGO DOOR CONT
S 444-024
(5)
Put the safety-sensitive systems back to their initial conditions (AMM 32-09-02/201).
D.
Test the PSEU
S 864-033
(1)
Supply electrical power (AMM 24-22-00/201).
S 744-034
(2)
Do these steps to test the PSEU:
(a)
Push the PRESS/TEST switch to do a lamp test on the PSEU front panel. Make sure the five indicator lights (SENSOR, CARD, TARGET, TARGET NEAR, TARGET FAR) come on and the 3-digit display shows the code 888.
(b)
If no light comes on and no code 888 is shown, then push the PRESS/TEST switch and TARGET TEST switch at the same time.
NOTE: When you push the PRESS/TEST and the TARGET TEST
____ switches together, the internal circuit of the PSEU sets the BITE.
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(c) To see the inflight faults, push the BIT switch until the code
000 shows.
(d) Write down each fault shown on the PSEU and the EICAS
status/maintenance messages.
NOTE:____ The display will show the code 000 or NO FAULTS or if
all the faults have been shown. All of the panel
indicators go off 2 minutes after they come on.
(e) Set the SENSOR CHANNEL SELECT DIALS on the PSEU to any code
other than the codes 500-505.
WARNING: DO THE DEACTIVATION PROCEDURE FOR THE SPOILERS OR MOVE ALL
_______ PERSONS AND EQUIPMENT AWAY FROM THE SPOILERS. THE SPOILERS CAN RETRACT QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
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本文鏈接地址：757 AMM 飛機維護手冊 起落架 CHAPTER 32 - LANDING GEAR 1(56)
