TM 55-1520-240-23-1
EFFECTIVITY
CODE ECP/MWO NO.
TITLE
PRODUCTION
(Serial Number)
RETROFIT
55
ECP D185R1
Separate Fuel Control Relay Box
Ground Connections
90-0202 and on
MWO 1-1520-240-50-58
56
ECP D183
Helicopter Internal Cargo Handling
System (HICHS) Ramp Centerline
Attachment
81-23381 thru 91-0277
MWO 1-1520-240-50-59
57
ECP D175
Engine Aft Mount Adjustable Link
81-23381 thru 92-0302
MWO 1-1520-240-50-60
58
ECP D145R2
Improved Bolt/Bushing Connection
N/A
MWO 1-1520-240-50-69
59
ECP D198A1
Polyurethane Paint for CH-47D
Aircraft
—
Attrition
60
ECP A098
Heads Up Display System (HUD)
AN/AVS-7
81-23381 thru 91-0271
MWO 1-1520-240-50-56
61
ECP A0027
Global Positioning System (GPS)
AN/ASN-149(V)1
81-23381 thru 92-0302
MWO 1-1520-240-50-68
62
ECP AEEMH-03009
Altitude Voice Warning System Radar
Altimeter, AN/APN-209(V)
81-23381 thru 93-0934
MWO 1-1520-240-50-61
63
ECP D200
(Phase 2)
Replace Lower Pitch Link Elastomeric
Bearing
90-0180 and on
MWO 1-1520-240-50-64 and
MWO 1-1520-240-50-63
64
ECP D194R1
Stainless Steel Bellcranks in
Combining Transmission Area
81-23381 and on
MWO 1-1520-240-50-65
65
ECP D168R1
Cockpit Remote Emergency Ramp
Extension System
81-23381 thru 92-0309
MWO 1-1520-240-50-48
66
ECP D199
Nonmetallic Spline Adapters for
Combining Transmission Cooling Fan
Drive Shaft
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-67
67
ECP D214R1
Aft Position Lights Switch
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-75
68
ECP D216
Pressure Refueling Vacuum Relief
Valve
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-81
69
ECP D215
NVG Bezel
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-71
70
ECP D210R1
Easily Replaceable Cabin Escape
Hatch
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-76
71
ECP END H030015
Installation of AN/ASN-128B Doppler
GPS Navigation System
76-18479 and on
MWO 1-1520-240-50-73
72
ECP D209
Installation of Radar Altimeter in
Center Hook Compartment
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-72
73
EJCH007016
ARC-220/KY-100
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-74
74
ECP D218
714/FADEC
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-83
75
ECP D219
Pylon Clamshell Door Latch
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-80
76
ECP D220
(Pending)
Pylon Platform Latch
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-77
77
ECP D221
(Pending)
Improved Engine Cross Shaft
Adapters
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-XX
78
ECP D223
Cargo Hatch Handhold
76-18479 and 81-23381
thru 93-00934
MWO 1-1520-240-50-79
79
ECP D225
(Pending)
Cad Bolts
76-18479 and 81-23381
thru 93-00934
Attrition
1-5
