(d)
Examine the tie-rods (3) for damage and corrosion .
(e)
Make sure that the tie-rods and the the tie-rod attachments are not bent.
NOTE : Do the check with the straight-edges. On each tie-rod
____ assembly, you must do two checks in an angle of 90 degrees apart. On the tie-rods which hold the forward vibration isolators (4035KM and 4045KM), you must do the check with a straight-edge, 500mm (20 in.) length.
On the tie-rods which hold the aft vibration isolators (4055KM), you must do the check with a straight-edge, 300 mm (12 in.) length. Move the straight-edges along the tie-rods to check the full length.
NOTE : If a component is not in correct condition, replace it.
____
-
FWD LH tie-rods and vibration isolators (Ref. TASK 49-12-51-000-001) and (Ref. TASK 49-12-51-400-001)
-
FWD RH tie-rods and vibration isolators (Ref. TASK 49-12-52-000-001) and (Ref. TASK 49-12-52-400-001).
-AFT tie-rods and vibration isolators (Ref. TASK 49-12-53-000-001) and (Ref. TASK 49-12-53-400-001).
(2) Inspection of the vibration isolators.
(a)
Examine the self-locking nuts (5) of the vibration isolators (4) for correct installation.
(b)
Examine the vibration isolator (4) external surfaces for damage and corrosion.
NOTE : If a component is not in correct condition, replace it.
____
-
FWD LH tie-rods and vibration isolators (Ref. TASK 49-12-51-000-001) and (Ref. TASK 49-12-51-400-001)
-
FWD RH tie-rods and vibration isolators (Ref. TASK 49-12-52-000-001) and (Ref. TASK 49-12-52-400-001).
-AFT tie-rods and vibration isolators (Ref. TASK 49-12-53-000-001) and (Ref. TASK 49-12-53-400-001).
(3) Inspection of the Mount Brackets.
(a)
Look that the bolts (6) of the APU mount brackets (7) are safetied with lockwire and the lockwire is in correct condition.
(b)
Examine the mount brackets (7) external surfaces for damage and corrosion.
NOTE : If a component is not in correct condition, replace it
____ (Ref. TASK 49-12-54-000-001) and (Ref. TASK 49-12-54-400-001).
(4) Examine the structural brackets for damage and corrosion.
5. Close-up
________ Subtask 49-12-00-410-051
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Set the light switch 11LJ to off.
(3)
Close the APU access doors 316AR, 315AL (Ref. TASK 52-41-00-410-001) .
(4)
Remove the access platform(s). Subtask 49-12-00-865-053
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD.
Subtask 49-12-00-860-051
C. Aircraft Maintenance Configuration.
(1)
De-energize the ground service network (Ref. TASK 24-41-00-862-002) .
(2)
Remove the warning notice(s).
(3)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
APU MOUNTS ((131-9(A))) - INSPECTION/CHECK
__________________________________________ TASK 49-12-00-210-007 Detailed Visual Inspection of APU Suspension Rods, Shockmounts Structure incl.
Brackets and Visible Part of Attachment Fittings (Airframe Side) (131-9(A)) WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______ WHEN YOU DO THE MAINTENANCE TASK(S).
1.
Reason for the Job
__________________
Refer to the MPD TASK: 491200-B1
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific caliper gauge No specific circuit breaker(s) safety clip(s) No specific lint free cloth No specific source of white light No specific stiff bristle brush No specific straight-edge No specific access platform 3.5 m (11 ft. 6 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 11-001 USA MIL-D-16791 TYPE I DETERGENT (Ref. 20-31-00)
R EFF : 001-049, 101-105, 107-107, 151-199, 49-12-00Page 601 201-210, Config-2 Aug 01/05
CES C. Referenced Information
