(g) Connect the fuel supply hose at the union (10) of the fuel injection supply tube. Tighten the fuel supply hose with your hand.
(h) Install the discharge bracket on the HMU with bolts (60) and washers (70). Tighten only to finger tight.
(i) Install the inlet bracket on the HMU with bolts (80) and washers (90). Tighten only to finger tight.
(j) TORQUE the following:
CAUTION : YOU MUST DO THE STEPS THAT FOLLOW IN SEQUENCE OR DAMAGE
_______ TO THE FUEL SUPPLY TUBE OR FUEL FLOW TRANSMITTER COULD OCCUR.
1 Bolts (100) TORQUE to between 55 and 70 lbf.in (0.62 and 0.79
_
m.daN).
R CAUTION : USE CARE WHEN TIGHTENING THE BOLTS TO ENSURE PROPER_______
R AND EVENLY DISTRIBUTED TORQUE IS APPLIED. REFER TO
R AMM 70-23-00- 911-002 FOR TIGHTENING PROCEDURES.
2 Bolts (620) TORQUE to between 55 and 70 lbf.in (0.62 and 0.79
_
m.daN).
3 Bolts (610) TORQUE to between 55 and 70 lbf.in (0.62 and 0.79
_
m.daN).
4 Union (10) to between 900 and 1100 lbf.in (10.17 and 12.43
_
m.daN).
5 Bolts (60) TORQUE to between 55 and 70 lbf.in (0.62 and 0.79
_
m.daN).
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6 Bolts (80) TORQUE to between 55 and 70 lbf.in (0.62 and 0.79
_
m.daN).
(22) Install the loop clamp (30) on the electrical connector (50). Attach the loop clamp (30) to the support bracket with the bolt (20) and the nut (40). TORQUE the bolt (20) to between 45 and 50 lbf.in (0.50 and
0.56 m.daN).
(23) Remove the blanking caps from the electrical connector (50) and the fuel flow transmitter.
(24) Connect the electrical connector (50) to the fuel flow transmitter. Tighten the connector (50) with your hand plus one-eighth of a turn. If necessary, use soft nose pliers.
Subtask 73-21-10-861-051
B. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
Subtask 73-21-10-860-053
C. Do the EIS start procedure (upper and lower ECAM display units only): (Ref. TASK 31-60-00-860-001).
Subtask 73-21-10-410-052
D. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Close the thrust reverser doors: (Ref. TASK 78-36-00-410-040). FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR
Subtask 73-21-10-710-051
E. Do the test.
(1) On the overhead panel 20VU, push the ENG1(2) FIRE pushbutton switch.
Lower the guard on the pushbutton switch. R
(2) Do an operational test of the FADEC on the ground (with engine motoring) (Ref. TASK 73-29-00-710-040).
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(3) Do a minimum idle check and check for leaks (Ref. TASK 71-00-00-710-006).
Subtask 73-21-10-869-053
F. Do the EIS stop procedure: (Ref. TASK 31-60-00-860-002).
R Subtask 73-21-10-865-053
R G. Remove the safety clip(s) and the tag(s) and close this(these) circuit R breaker(s):
R -------------------------------------------------------------------------------R PANEL DESIGNATION IDENT. LOCATION R -------------------------------------------------------------------------------R 49VU FUEL/LP VALVE/MOT1/ENG2 2QG A09 R 49VU FUEL/LP VALVE/MOT1/ENG1 1QG A08
Subtask 73-21-10-862-051
R H. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
5. Close-up
________
Subtask 73-21-10-440-051
A. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041).
Subtask 73-21-10-410-053
B. Close Access
(1) Close the fan cowl doors: (Ref. TASK 71-13-00-410-040) FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR
(2) Remove the warning notice(s).
(3) Remove the access platform(s).
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T25 TEMPERATURE SENSOR - REMOVAL/INSTALLATION
_____________________________________________ TASK 73-21-20-000-002 Removal of the T25 Temperature Sensor
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本文链接地址：A320飞机维护手册 AMM 发动机燃油和控制 ENGINE FUEL AND CONTRO(108)
