-
for the flap track 4 lever (Ref. TASK 27-54-55-000-003).
2 Do a check for wear of the actuator lever splines.
_
3 Install a serviceable lever:
_
-
for the flap track 1 and 2 lever (Ref. TASK 27-54-55-400-001)
-
for the flap track 3 lever (Ref. TASK 27-54-55-400-002)
-
for the flap track 4 lever (Ref. TASK 27-54-55-400-003).
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(d)
Do a detailed dimensional check of the connection of the joint between the flap drive arm and the rotary actuator lever-arm:
(e)
Do a detailed dimensional check of the flap attachments:
1_ Remove the flap sufficiently to allow the flap drive arm to be
disconnected from the rotary actuator lever arm:
- for tracks 1 and 2 (Ref. TASK 27-54-61-000-001)
- for tracks 3 and 4 (Ref. TASK 27-54-62-000-001).
2_ Do the detailed dimensional check:
- for tracks 1 and 2 (Ref. TASK 27-54-61-220-001)
- for tracks 3 and 4 (Ref. TASK 27-54-62-220-001).
1 Remove the applicable flap:
_
-
for the inboard flap (Ref. TASK 27-54-61-000-001)
-
for the outboard flap (Ref. TASK 27-54-62-000-001).
2 Do a detailed dimensional check of the inboard flap
_ attachments (Ref. TASK 57-52-00-220-015).
3 Do a detailed dimensional check of the outboard flap
_ attachments (Ref. TASK 57-53-00-220-023).
(f)
Make sure the free play between the flap track and the top roller is in limits.
(g)
Do a detailed dimensional check of the flap carriage main rollers, the upper rollers and the pivot pins of lubrication blocks:
1 Remove the applicable flap carriage:
_
-
for the Nos. 2, 3 and 4 flap carriages (Ref. TASK 27-54-46-000-001)
-
for the No. 1 flap carriage (Ref. TASK 27-54-46-000-002).
2 In the workshop, refer to the applicable CMM and do a detailed
_ dimensional check:
-
for the Nos. 2, 3 and 4 flap carriages (Ref. CMM 27-54-46)
-
for the No. 1 flap carriage (Ref. CMM 27-54-42).
3 Install the applicable serviceable flap carriage:
_
-
for the Nos. 2, 3 and 4 flap carriages (Ref. TASK 27-54-46-400-001)
-
for the No. 1 flap carriage (Ref. TASK 27-54-46-400-002).
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(h)
Do a detailed dimensional check of the Nos. 2, 3 and 4 flap track beams (Ref. ASRM 57-51-33-101).
(i)
Do a detailed dimensional check of the No. 1 flap track beam:
(j)
Install a serviceable flap:
1_ Remove the No. 1 flap track beam (Ref. TASK 57-51-33-000-001).
2_ In the workshop, refer to the CMM and do a detailed
dimensional check of the No 1. flap track beam (Ref. CMM 57-
51-32).
3_ Install a servicable No.1 flap track beam (Ref. TASK 57-51-33-
400-001).
-for the inboard flap (Ref. TASK 27-54-61-400-001)
-for the outboard flap (Ref. TASK 27-54-62-400-001). Subtask 27-54-00-420-050
E. Connect the Flap Drive Arms
(1)
At the track 1 position:
(a)
Connect the flap drive arm to the rotary actuator drive-lever with the shearbolt (179), the washer (178) and the nut (177).
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