(3)
The titanium ducts are found in the areas that follow:
(a)
The air conditioning equipment bay.
(b)
The engine compartment.
(c)
The wing leading edge TAI system.
(d)
The pneumatic system aft of the APU check valve.
(4)
When you think the titanium ducts have been touched with the fire-resistant hydraulic fluid, you must examine the applicable ducts.
B. References
(1)
AMM 05-51-17/201, Hydraulic Fluid Reaction with Titanium
(2)
AMM 12-31-61/201, Wing Lower Surface Access Doors and Panels
(3)
AMM 36-19-15/401, Pneumatic Ducts
C. Access
(1) Location Zone (AMM 12-31-01/201) 101 Control Cabin, LH 102 Control Cabin, RH 212 Left Air-Conditioning Equipment Bay 214 Right Air-Conditioning Equipment Bay 302 Wing Outboard Leading Edge with Slats, LH 402 Wing Outboard Leading Edge with Slats, RH 502 Left Nacelle - Left Half Fan Cowl 503 Left Nacelle - Right Half Fan Cowl 504 Left Nacelle - Left Half Thrust Reverser 505 Left Nacelle - Right Half Thrust Reverser 602 Right Nacelle - Left Half Fan Cowl 603 Right Nacelle - Right Half Thrust Reverser 604 Right Nacelle - Left Half Thrust Reverser 605 Right Nacelle - Right Half Thrust Reverser
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(2) Access Panels (AMM 12-31-31/201, AMM 12-31-41/201, AMM 12-31-91/201) 3303 Left Air-Conditioning Access Panel 3403 Right Air-Conditioning Access Panel 5737 Left Engine, Right Half Fan Cowl Assembly 5738 Left Engine, Left Half Thrust Reverser Assembly 5739 Left Engine, Right Half Thrust Reverser Assembly 5746 Left Engine, Left Half Fan Cowl Assembly 5837 Right Engine, Right Half Fan Cowl 5838 Right Engine, Left Half Thrust Reverser Assembly 5839 Right Engine, Right Half Thrust Reverser Assembly 5846 Right Engine, Left Half Fan Cowl Assembly 6213 Slat Access Panel, LH 6217 Slat Access Panel, LH 6219 Slat Access Panel, LH 6224 Slat Access Panel Removable, LH 6227 Slat Access Panel Removable, LH 6232 Slat Access Panel Removable, LH 6233 Slat Access Panel Removable, LH 6513 Slat Access Panel, RH 6536 Slat Access Panel, RH 6539 Slat Access Panel, RH 6524 Slat Access Panel Removable, RH 6527 Slat Access Panel Removable, RH 6532 Slat Access Panel Removable, RH 6533 Slat Access Panel Removable, RH
D. Do the Inspection for the Titanium Ducts
S 016-003
(1) Open the fan cowl panels (AMM 71-11-04/201).
S 046-004
WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO OPEN THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS WHEN YOU OPEN THE THRUST REVERSERS, INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(2)
Open the thrust reversers (AMM 78-31-00/201).
(3)
Open the air conditioning access panels.
(4)
Open the leading edge slat access panels (AMM 12-31-61/201).
S 216-002
(5)
Examine the titanium pneumatic and thermal anti-ice supply ducts for contamination from fire-resistant hydraulic fluid (AMM 05-51-17/201).
S 016-005
S 016-006
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(6) S 116-013If the duct is touched with fire-resistant hydraulic fluid, clean the duct (AMM 36-19-15/701).
(7) S 026-007Remove and replace the ducts that have deterioration (AMM 36-19-15/401).
S 416-014
WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO CLOSE THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS WHEN YOU OPEN THE THRUST REVERSERS, INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
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