Subtask 49-17-41-010-051
B. Get Access
(1)
Put the access platform in position below the APU compartment.
(2)
Open the APU access doors 315AL, 316AR (Ref. TASK 52-41-00-010-001).
4. Procedure
_________
(Ref. Fig. 401/TASK 49-17-41-991-002) Subtask 49-17-41-020-051
A. Removal of the Drain Tank
(1)
Disconnect the nuts (4) of the drain lines.
(2)
Remove the nuts (3) and the washers (2).
(3)
Remove the spring adapters (1) from the drain tank (9).
(4)
Remove the screws (6), the washers (5) and the nuts (10).
(5)
Remove the drain tank (9) and the brackets (7) from the air intake diffuser (8).
(6)
Drain the remaining fuel from the drain tank.
(7)
Put blanking plugs on the disconnected line ends.
Drain Tank
Figure 401/TASK 49-17-41-991-002
CES TASK 49-17-41-400-002 Installation of the Drain Tank (APS 3200) 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 access platform 3.0 m (9 ft. 10 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 05-002 USA MIL-P-8116 PUTTY, ZINC CHROMATE GENERAL PURPOSE (Ref. 20-31-00)
Material No. 09-018 USA AMS 3267/3 CORROSION INHIBITING LOW ADHESION SEALANT (Ref. 20-31-00)
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
49-00-00-860-005 APU Start by External Power (APS 3200) 49-00-00-860-006 APU Shutdown by External Power (APS 3200) 52-41-00-010-001 Open the APU Doors for Access 52-41-00-410-001 Close the APU Doors after Access 49-17-41-991-002 Fig. 401
3. Job Set-up
__________ Subtask 49-17-41-860-050
A. Aircraft Maintenance Configuration
(1)
Make sure that the access platform is in position below the access doors 315AL and 316AR.
(2)
Make sure that the access doors 315AL and 316AR are open (Ref. TASK 52-41-00-010-001).
Subtask 49-17-41-865-054
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
4. Procedure
_________
(Ref. Fig. 401/TASK 49-17-41-991-002) Subtask 49-17-41-910-050
A. Preparation for Installation
(1)
Make an inspection of the drain tank (9) for damage, dents, chafings and cracks. Install a new drain tank if necessary.
(2)
Remove the blanking plugs from the line ends.
(3)
Clean the mating surfaces and apply SEALANTS (Material No. 09-018).
Subtask 49-17-41-420-051
B. Installation of the Drain Tank
(1)
Put the drain tank (9) between the brackets (7) on the air intake diffuser (8).
(2)
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 SPECIAL MATERIALS (Material No. 05-002) to the screws (6), the washers (5) and the nuts (10).
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