Air Intake System
Figure 601/TASK 49-16-00-991-004
CES NOTE : X is the dimension between the inlet duct Y seal support
____ frame and the inlet plenum frame of the APU compressor, the clearence must be 18.0 +2.0 -6.0mm (0.7086 +0.0787 -0.2362in.) with closed 316AR APU door. K is the expanded seal height, this is the average hight of the two sides. (inner and outer flange).
(c) Measure the height of the seal (8) in the expanded condition, the seal must be a minimum of 20 +1 -0 mm (0.7874 +0.0393 -0.0000 in.) from the surface of the nut plate to the top face of the seal all round.
(3)
Air Intake System
(a)
Examine the air intake system external and internal surfaces for delamination, distortion and cracks. Examine the diverter for damage.
(b)
Examine the air intake system for damage caused through ice particles, corrosion, erosion or unwanted objects.
(c)
Do a tap check on all of the air intake system feltmetal surfaces, the guide surfaces and the guide vanes (6).
(4)
Do a tap check on the external sandwich structure of the air inlet duct (3), the air intake nose (9) and the air intake flap (11) (to check for delamination). This must be done at distances of 20 mm (0.7874 in.) in rows of 20 mm (0.7874 in.) apart.
(5)
No delamination , distortion or other damage is allowed.
1_ Do a check of the damping-plate.
A damage is permitted when:
- max. dimension of damage is: width 2mm; length 5mm; depth
1mm
- damage has no effect on inner surface of the plate
- outer surface adjacent to the damage area has no cracks,
delamination or other damage.
At next C-Check, do the inspection of the damping plate again.
5. Close-up
________ Subtask 49-16-00-410-058
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the service panel (1) on the service frame (2).
(3)
Close the maintenance door 314AR.
(4)
Close the APU access doors 315AL, 316AR.
(5)
Remove the access platform(s). Subtask 49-16-00-865-066
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1QC, 2QC, 3QC, 1QF, 2QF, 1KD, 2KD, 2HV.
AIR INTAKE SYSTEM ((GTCP 36-300)) - CLEANING/PAINTING
_____________________________________________________
R **ON A/C 001-003, 051-099, 401-499,
TASK 49-16-00-100-001
Cleaning of the APU Air Intake System (GTCP 36-300)
WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______
WHEN YOU DO THE MAINTENANCE TASK(S).
WARNING : USE A PROTECTIVE EYE SHIELD/GOGGLES WHEN YOU USE COMPRESSED AIR.
_______
DEBRIS AND/OR HIGH PRESSURE AIR CAN DAMAGE YOUR EYES.
WARNING : OBEY THE MANUFACTURER'S INSTRUCTIONS WHEN YOU USE THIS/THESE
_______
MATERIAL/S.
USE PROTECTIVE CLOTHING, RUBBER GLOVES, GOGGLES AND A MASK.
WARNING : MAKE SURE THAT THERE IS A GOOD FLOW OF AIR THROUGH THE WORK AREA WHEN
_______ YOU USE SPECIAL MATERIALS. IF YOU GET ONE OF THESE MATERIALS ON YOUR SKIN, IN YOUR MOUTH OR IN YOUR EYES : -FLUSH IT AWAY WITH A FLOW OF CLEAN WATER FOR BETWEEN 10 AND 15 MINUTES. -GET IMMEDIATE MEDICAL AID IF IRRITATION OCCURS. DO NOT BREATHE THE FUMES FROM THE MATERIAL. DO NOT SMOKE WHEN YOU USE THE MATERIAL. DO NOT USE THE MATERIAL NEAR A FLAME, SPARKS OR SOURCES OF HEAT. THESE MATERIALS ARE DANGEROUS : THEY ARE POISONOUS, FLAMMABLE AND SKIN IRRITANTS.
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 access platform 3.5 m (11 ft. 6 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 11-011 USA AMS 1533 EXTERIOR AIRCRAFT CLEANER. GEL TYPE (Ref. 20-31-00)
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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