-AFT tie-rods and vibration isolators (Ref. TASK 49-12-53-000-002) and (Ref. TASK 49-12-53-400-002).
-APU mount brackets (Ref. TASK 49-12-54-000-002) and (Ref. TASK 49-12-54-400-002).
(3) Examine the structural brackets for damage and corrosion under a source of white light.
NOTE : If you are not sure if a component has cracks, do a crack
____
detection test with a dye penetrant.
5. Close-up
________ Subtask 49-12-00-410-054
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 49-12-00-865-059
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD.
Subtask 49-12-00-860-057
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.
TASK 49-12-00-210-005
Visual Check of APU Suspension System for Condition and Security (APS 3200)
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s) No specific lint free cloth No specific straight-edge No specific warning notices No specific access platform 2.5 m (8 ft. 2 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION ------------------------------------------------------------------------------- -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power
24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power
29-10-00-864-001 29-10-00-864-002 29-10-00-864-003 52-41-00-010-001 52-41-00-410-001 Depressurize the Green Hydraulic SystemDepressurize the Yellow Hydraulic SystemDepressurize the Blue Hydraulic SystemOpen the APU Doors for AccessClose the APU Doors after Access
49-12-51-000-002 Removal of the FWD LH Tie-Rods and Vibration Isolator
49-12-51-400-002 4035KM (APS 3200) (for corrective action)Installation of the FWD LH Tie-Rods and Vibration
49-12-52-000-002 Isolator 4035KM (APS 3200) (for corrective action)Removal of the FWD RH Tie-Rods and Vibration Isolator
49-12-52-400-002 4045KM (APS 3200) (for corrective action)Installation of the FWD RH Tie-Rods and Vibration
49-12-53-000-002 Isolator 4045KM (APS 3200) (for corrective action)Removal of the AFT Tie-Rod and Vibration Isolator
4055KM (APS 3200) (for corrective action)
49-12-53-400-002 Installation of the AFT Tie-Rod and Vibration Isolator (APS 3200) (for corrective action) 49-12-54-000-002 Removal of the APU Mount Brackets 4065KM, 4075KM, 4085KM (APS 3200) (for corrective action) 49-12-54-400-002 Installation of the APU Mount Brackets 4065KM, 4975KM, 4085KM (APS 3200) (for corrective action) 49-12-00-991-005 Fig. 602
3. Job Set-up
__________
Subtask 49-12-00-860-058
A. Aircraft Maintenance Configuration
(1)
Put the warning notices on panel 25VU to tell persons not to start the APU.
(2)
Energize the ground sevice network(Ref. TASK 24-41-00-861-002).
(3)
Make sure that the hydraulic systems are depressurized (Ref. TASK 29-10-00-864-001), (Ref. TASK 29-10-00-864-002) and (Ref. TASK 29-10-00-864-003).
Subtask 49-12-00-865-060
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-12-00-010-055
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