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AFT ROTOR AND PYLON AREA (RIGHT SIDE) (Cont)
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TM-55-1520-240-PMD CH-47D Helicopter Manual
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AFT ROTOR AND PYLON AREA (LEFT SIDE)
Seq.
Seq.
No.
Item and Procedure
No.
Item and Procedure
NOTE
CAUTION
With engine air particle separators (EAPS) in-
stalled, it is not necessary to inspect the engine
Pay particular attention to the inboard drive shaft
air inlet nor is it necessary to open the engine
cowling during the daily inspection. Use a flash-
lugs and adapters when visually inspecting for
cracks.
light and inspect through the openings in the
engine cowling. All filter buttons are visible using
10.25
Combining transmission input/output adapters and
a flashlight. It is only necessary to slide EAPS
coupling plates and visual portions of engine driveshaft
forward every 25 flight hours or whenever there
for cracks, budding, security of hardware.
is a suspected compressor stall, surge, signs of
10.26
Combining transmission area for evidence of leaks,
oil coming from inlet, or if other non-scheduled or
security of components, damage, loose or missing
scheduled maintenance is required.
hardware, and foreign objects. Drip pan for trapped fluids.
11.1
Forward inboard mount for condition.
Fan drive shaft for condition.
In-line fuel filter bypass indicator for extension. If bypass
10.27
Chip detector and debris screens for condition.
11.2
has occurred, inspect for contaminated fuel system. On
10.28
Clam shell/pylon doors, latch pins and latching plates for
helicopters (Without 74.), refer to TM 55-2840-254-23. On
damage, cracks, elongation, and wear. Ensure rubber
helicopters (With 74.), refer to TM 1-2840-265-23.
pads on lower access door where lower side of clam shell
Lines and hoses throughout the area for leaks, chafing
11.3
doors contact are installed, secure, and not worn. Inspect
and security.
exterior door straps (if installed) and its latch for cracks
and security.
11.4
Engine area and accessories for leaks, damage, and
security.
NO. 1 ENGINE AREA (UPPER SECTION)
Fire detection system sensing elements throughout the
11.5
area for chafing, damage, and security.
"FOD REMINDER"
CHECK WORK AREA FOR TOOLS AND PARTS AFTER COMPLETION OF MAINTENANCE AND INSPECTION.
TM 55-1520-240-PMD
20  Change 1

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