1 TORQUE the bolts to between 51 and 56 lbf.in (0.57 and 0.63
_
m.daN).
(d)
Install the Engine Identification Module (8061KM) (Ref. TASK 49-73-31-400-001).
(e)
Install the Ignition Unit (8030KM) (Ref. TASK 49-41-38-400-002).
(f)
Remove the blanking caps from the disconnected electrical connectors.
(g)
Connect the thermocouple electrical connectors P30 and P31 to the bracket.
Subtask 49-16-48-865-055
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD
Subtask 49-16-48-710-051
C. Do the operational test of the APU (Ref. TASK 49-00-00-710-008).
(1) Operate the APU for min. five minutes and examine the joints of the oil level sensor for leaks.
NOTE : Leaks are not permitted.
____
________
5. Close-up
Subtask 49-16-48-410-051
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the access doors 315AL, 316AR (Ref. TASK 52-41-00-410-001).
(3)
Remove the access platform(s). Subtask 49-16-48-860-056
B.
Aircraft Maintenance Configuration
(1)
Pressurize the reservoirs of the hydraulic systems.
(Ref. TASK 29-14-00-614-002).
(2)
De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
(3)
Remove the warning notice(s).
TASK 49-16-48-210-001
Inspection for Looseness of APU Lower Inlet-Plenum Splitter Location-Pins (APS 3200)
1. Reason for the Job
__________________
Refer to the MPD TASK: 491600-A3
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 1 ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action 29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through
the Ground Connector 49-16-48-000-003 Removal of the Lower Inlet-Plenum (APS 3200) 49-16-48-400-002 Installation of the Lower Inlet-Plenum (APS 3200) 52-41-00-010-001 Open the APU Doors for Access 52-41-00-410-001 Close the APU Doors after Access 49-16-48-991-003 Fig. 402
3. Job Set-up
__________ Subtask 49-16-48-860-057
A. Aircraft Maintenance Configuration
(1)
On the panel 25VU, make sure that the APU MASTER SW pushbutton switch is off.
(2)
Put a warning notice in the cockpit to tell persons not to start the APU.
(3)
Make sure that hydraulic systems are depressurized
(Ref. TASK 29-00-00-864-001).
Subtask 49-16-48-865-056
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 49-16-48-010-052
C. Get Access
(1)
Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below the APU access doors 315AL and 316AR.
(2)
Open the APU access doors 315AL and 316AR (Ref. TASK 52-41-00-010-001).
(3)
If necessary, remove the lower inlet-plenum (Ref. TASK 49-16-48-000-003).
4. Procedure
_________
(Ref. Fig. 402/TASK 49-16-48-991-003) Subtask 49-16-48-210-050
A. Inspect the condition of the air inlet plenum
(1)
Inspect the condition of the air inlet plenum for signs of distress, loose acoustical splitters and/or missing splitter retention pins.
(2)
If inspection reveals loose splitter retention pins for upper half plenum, the APU should be scheduled for removal with shop visit to repair this condition at earliest opportunity.
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