A320飞机维护手册 AMM FLIGHT CONTROLS 飞行操纵3(166)

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 (b) If the oil level is below the minimum mark, do a check for an external leakage of the gearbox.
 1_ If you find an external leakage, replace the THS-actuator (Ref. TASK 27-44-51-000-001) and (Ref. TASK 27-44-51-400-001).
 2_ If you do not find an external leakage, fill the gearbox to the maximum level (Ref. TASK 12-13-27-612-001). 
R R R R R R R  NOTE : If the actuator temperature is below 10 deg.C (50.00____ deg.F): we recommend that you fill the gearbox to a level of 1.5 mm (0.0590 in.) below the maximum mark. If the actuator housing temperature is above 30 deg.C (86.00 deg.F): we recommend that you fill the gearbox to a level of 1.5 mm (0.0590 in.) above the maximum mark.
 3_ Measure and record the quantity of oil that you add to the gearbox.
 (c) If the added oil quantity is less than 90 cm3 (5.49 in.3): - do a check of the oil level at the next A-check.
 (d) If the added oil quantity is more than 440 cm3 (26.84 in.3), replace the THS-actuator (Ref. TASK 27-44-51-000-001) and (Ref. TASK 27-44-51-400-001).

 

 (e) If the added oil quantity is more than 90 cm3 (5.49 in.3) but less than 440 cm3 (26.84 in.3):
 1 Remove the position transducers (Ref. TASK 27-44-56-000-001).
_
 2 Do a check for signs of oil.
_ a If you find oil:
_
 -replace the THS-actuator (Ref. TASK 27-44-51-000-001) and (Ref. TASK 27-44-51-400-001).
 b If you do not find oil:
_
 -install the position transducers (Ref. TASK 27-44-56-400-001)
 -remove the pitch trim actuator (Ref. TASK 27-44-57-000-001).
 (f) Do a check for signs of oil:
 1 If you find oil:
_
 -replace the THS-actuator (Ref. TASK 27-44-51-000-001) and (Ref. TASK 27-44-51-400-001).
 2 If you do not find oil:
_ a Install the pitch trim actuator (Ref. TASK 27-44-57-400-
_
 001).

 b Replace the THS-actuator before the next A-check (Ref. TASK
_ 27-44-51-000-001) and (Ref. TASK 27-44-51-400-001).
 c During the time before you replace the THS-actuator, you
_ must do checks of the oil level in the gearbox at intervals. Refer to the table below for the intervals between the checks for a given quantity of added oil.
 I-----------------------------------------------I-----------------------------I I Quantity of added oil I Intervals between oil I I I level checks I I-----------------------------------------------I-----------------------------I I 90 to 180 cm3 (5.50 to 11.00 in.3) I A/4 (or 125 flight hours) I I-----------------------------------------------I-----------------------------I I 180 to 440 cm3 (11.00 to 26.80 in.3) I Daily Check I I-----------------------------------------------I-----------------------------I
 1EFF : ALL 1 27-44-51Page 628 1 1 May 01/05R 1 1 1CES 1

 5. Close-up
________ Subtask 27-44-51-410-059
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.
 (2) Close the access door 312AR. Subtask 27-44-51-942-070
 B. Put the aircraft back to the serviceable condition.
 (1)
 Remove the warning notice(s).

 (2)
 Remove the access platform(s).

 

 TASK 27-44-51-200-001
 Check the Backlash between the Ball Screw Nut and Screw of the THS-Actuator
 WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______
 START A TASK ON OR NEAR:

 -
THE FLIGHT CONTROLS

 -
THE FLIGHT CONTROL SURFACES

 -
THE LANDING GEAR AND THE RELATED DOORS

 -COMPONENTS THAT MOVE.
 WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL MATERIALS
_______
 ONLY WITH A GOOD SUPPLY OF AIR.
 OBEY THE MANUFACTURERS INSTRUCTIONS.
 PUT ON PROTECTIVE CLOTHING.
 DO NOT GET THEM IN YOUR MOUTH.
 DO NOT SMOKE.
 DO NOT BREATHE THE GAS.
 THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT.
 GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.

 1. Reason for the Job
__________________
 Refer to the MPD TASK: 274451-07
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
R No specific warning notices No specific access platform 5.5 m (18 ft. 1 in.) 0U190863 1 BACKLASH CHECKING TOOL - THS ACTUATOR B. Consumable Materials

 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
　
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