Subtask 49-17-41-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-17-41-010-053
C. Get Access
(1)
Make sure that the access platform is in position below the APU compartment.
(2)
Make sure that the APU access doors are open (Ref. TASK 52-41-00-010-001).
(3)
Make sure that the LIGHT control SW 11LJ is set to the on position.
4. Procedure
_________
(Ref. Fig. 401/TASK 49-17-41-991-001) Subtask 49-17-41-420-050
A. Installation of the Drain Tank
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Make an inspection of the drain tank (9) for damage, dents , chafings and cracks. Install a new drain tank if necessary.
(4)
Apply the SEALANTS (Material No. 09-018) to the mating surfaces of the drain tank (9).
(5)
Remove the blanking plugs from the line ends.
(6)
Put the drain tank (9) between the brackets (7) on the air intake diffuser (8).
(7)
Protective Treatment 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.
(a) Apply the SPECIAL MATERIALS (Material No. 05-002) to the screws (6), the washers (5) and the nuts (10).
(8)
Install the screws (6), the washers (5) and the nuts (10). Do not fully tighten the screws at this time.
(9)
Install the spring adapters (1) with the washers (2) and the nuts (3).
Subtask 49-17-41-410-050
B. Close the APU access door 316AR (Ref. TASK 52-41-00-410-001).
Subtask 49-17-41-820-050
C. Adjustment
(1)
Adjust the drain tank/spring adapter assembly as follows:
(a)
Move the center of the spring adapters (1) into the center of the APU drain lines.
(b)
Adjust the preload of the spring adapters (1) until the dimension C is 48.0 mm (1.8897 in.).
(2)
Fully tighten the screws (6) and the nuts (10).
(3)
Connect and tighten the nuts (4) to the drain lines.
5. Close-up
________ Subtask 49-17-41-410-051
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the APU access door 315AL (Ref. TASK 52-41-00-410-001).
(3)
Remove the access platform(s). Subtask 49-17-41-865-059
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD
Subtask 49-17-41-860-057
C. Aircraft Maintenance Configuration.
(1)
De-energize the ground service network
(Ref. TASK 24-42-00-862-001).
(2)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(3)
Remove the warning notice(s).
TANK - DRAIN - REMOVAL/INSTALLATION
___________________________________ TASK 49-17-41-000-003 Removal of the Drain Tank (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
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking plugs
No specific circuit breaker(s) safety clip(s)
No specific access platform 3.5 m (11 ft. 6 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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