01 14 301923Z DEC 96 PP PP UUUU
FROM
:CDRATCOM ST LOUIS MO//AMSAT-R-X//
TO
:AIG 8881
:AIG 9004
:AIG 8708
:AIG 9042
:AIG 7471
:AIG 12124
:USMILGP BUENOS AIRES AR//ARMY AND AF SEC//
:DEFAIR MATERIAL CANBERRA AS//DAAP-AF//
:ARMYLMSQN OAKEY AS
:AVN REGT HQ SQN OAKEY AS//DAVN-A//
:CDRUSARDSG CANBERRA AS//AMXIP-AS//
:LOGCON OTTAWA CAN//DTHEM 6-2//
:ARGENTINE AIR ATTACHE FMS WASHINGTON DC
:EGYPT AF FMS CAIRO EG//ED/MA//
:USOMC CAIRO EG//AV//
:ODC ATHENS GR//ODCSA//
:CHJUSMAG SEOUL KOR//MKAR-AV//
:ROK ARMY FMS PUSAN KOR//ALC-LSD-L//
:CDR160TH SOAR FT CAMPBELL KY//AOAV-SI//
:CDRBGAD RICHMOND KY//SIOBG-GC//
:USDAO RABAT MO//AF//
:ODC THE HAGUE NL//AVIATION SAFETY//
:RNLAF MATERIAL
:RNLAF OPERATIONS
:CDRUSASAC NEW CUMBERLAND PA//AMSAC-SALO-UK//
:CHUSAS RIYADH SA//ASAV//
:SAO SINGAPORE SN//AVIATION SAFETY//
:ODC MADRID SP//ASM//
:SPAIN ARMY FMS MADRID SP
:AIT TAIPEI TW
:TAIWAN ARMY FMS TAIPEI TW
:CJUSMAG THAI BANGKOK TH//MAGTAR-FS//
:ROYAL THAI ARMY FMS DUSIT ORDNANCE DEP BANGKOK TH
:CDRUSARDSG LONDON UK//AMXSN-UK-SE//
:ODC LONDON UK
:DHSA YEOVILTON UK//HS-31//
INFO
:FAA SOUTHWEST RGN HQ FORT WORTH TX//ASW-100//
:CDRAMC ALEXANDRIA VA//AMCMR/AMCCS/AMCSM-WAA//
XMT
:USDAO DHAKA BG
:USDAO RANGOON BM
:USCINCPAC REP PHNOM PENH CB
:USDAO COLOMBO CE
:USDAO SUVA FJ
:OMADP JAKARTA ID
:DSA NEW DELHI IN
:AMEMBASSY ANTANANARIVO MA
:AMEMBASSY PORT LOUIS
:SAO KUALA LUMPUR MY
:AMEMBASSY KATHMANDU NP//POL-MIL//
:AMEMBASSY VICTORIA
ACCT
:
TEXT
:UNCLAS
SUBJECT: AVIATION SAFETY ACTION MESSAGE (ASAM), (MAINTENANCE
MANDATORY), RCS CSGLD-1860(R1), ALL CH-47D, MH-47D, AND MH-47E
AIRCRAFT, INSTALLATION OF GUARD AROUND CARGO HOOK RELEASE SWITCH
ON WINCH/HOIST OPERATORS GRIP ASSEMBLY P/N 114ES250-2(CH-47-97-
ASAM-02)(TB 1-1520-240-20-92).
NOTE THIS IS AN AVIATION SAFETY ACTION MESSAGE (ASAM) ISSUED PER
AR 95-3, CHAPTER 5 REVISION VIA MESSAGE, HQ AVSCOM, AMSAV-XSOF,
181900Z SEP 90, SUBJECT: CHANGE TO AR 95-3, CHAPTER 5, SAFETY OF
FLIGHT MESSAGES. THIS ASAM HAS NOT BEEN TRANSMITTED TO UNITS
SUBORDINATE TO ADDRESSEES. ADDRESSEES SHOULD IMMEDIATELY
RETRANSMIT THIS MESSAGE TO ALL SUBORDINATE UNITS, ACTIVITIES OR
ELEMENTS AFFECTED OR CONCERNED. THE RETRANSMITTAL SHALL
REFERENCE THIS MESSAGE. ACTION ADDRESSES WILL IMMEDIATELY VERIFY
THIS TRANSMISSION TO COMMANDER, ATCOM, ATTN: AMSAT-R-X (SOF
COMPLIANCE OFFICER).
1. PRIORITY CLASSIFICATION -
A. AIRCRAFT IN USE - UPON RECEIPT OF THIS ASAM THE
CONDITION STATUS SYMBOL OF THE CITED AIRCRAFT WILL BE CHANGED TO
A RED HORIZONTAL DASH //-//. THE RED HORIZONTAL DASH //-// MAY
BE CLEARED WHEN THE INSPECTION OF PARA 8 BELOW IS COMPLETED. THE
AFFECTED AIRCRAFT SHALL BE INSPECTED AS SOON AS PRACTICAL BUT NO
LATER THAN THE TASK/INSPECTION SUSPENSE DATE. FAILURE TO COMPLY
WITH THE REQUIREMENTS OF THIS ASAM WITHIN THE TIME FRAME REQUIRED
WILL CAUSE THE STATUS SYMBOL TO BE UPGRADED TO A CIRCLE RED
//X//. RESTRICTED FROM CARGO HOOK/SLING LOAD MISSIONS
B. AIRCRAFT IN DEPOT MAINTENANCE - INSPECT AND CORRECT
PRIOR TO ISSUE. AIRCRAFT SHALL NOT BE ISSUED UNTIL COMPLIANCE
WITH THIS ASAM HAS BEEN COMPLETED.
C. AIRCRAFT UNDERGOING MAINTENANCE - SAME AS PARA 1A.
D. AIRCRAFT IN TRANSIT -
(1) SURFACE/AIR SHIPMENT - SAME AS PARA 1A.
(2) FERRY STATUS - SAME AS PARA 1A.
E. MAINTENANCE TRAINERS (CATEGORY A, B) - SAME AS PARA 1A.
F. COMPONENT/PARTS IN STOCK AT ALL LEVELS (DEPOT AND
OTHERS) INCLUDING WAR RESERVES - UPON RECEIPT OF THIS ASAM THE
MATERIEL CONDITION TAGS OF ALL ITEMS LISTED IN PARA 6 BELOW SHALL
BE ANNOTATED TO READ ASAM CH-47-97-ASAM-02, INSTALLATION OF
GUARD AROUND CARGO HOOK RELEASE SWITCH P/N 114ES250-2 ON
WINCH/HOIST OPERATORS GRIP ASSEMBLY P/N 114ES250-2 MUST BE
COMPLIED WITH PRIOR TO INSTALLATION..
(1) WHOLESALE STOCK - UPON RECEIPT OF THIS ASAM, DEPOT
COMMANDERS SHALL ENSURE INSPECTION OF ALL ITEMS LISTED IN PARA 6
BELOW LOCATED IN ALL WHOLESALE DEPOTS INCLUDING ALL SATELLITE
WHOLESALE DEPOTS AND WAR RESERVE DEPOTS. ALSO, UPON RECEIPT OF
THIS ASAM DEPOT COMMANDERS AND OTHERS MAINTAINING WHOLESALE STOCK
SHALL ENSURE THAT SERVICEABLE MATERIEL (CONDITION CODES //A//,
//B//, AND //C//) IS PLACED IN CONDITION CODE //J// AND TAGGED
WITH A SUSPENDED TAG/LABEL - DD FORM 1576/1576-1. THE AUTHORITY
BLOCK MUST REFERENCE INSPECTION REQUIRED PER THIS ASAM (TB 1-1520-
240-20-92). REPORT COMPLIANCE WITH THIS ASAM IN ACCORDANCE WITH
PARA 14D(1) BELOW.
(2) RETAIL STOCK - UPON RECEIPT OF THIS ASAM,
COMMANDERS AND OTHERS MAINTAINING RETAIL STOCK OF ITEMS LISTED IN
PARA 6 BELOW SHALL CONTACT THEIR SUPPORT AVIATION ORGANIZATION TO
PERFORM THE INSPECTION REQUIRED BY PARA 8 BELOW AND TO PERFORM
THE CORRECTION PROCEDURES OF PARA 9 BELOW ON DISCREPANT MATERIEL.
ALL ITEMS LISTED IN PARA 6 BELOW SHALL BE IMMEDIATELY PLACED IN
CONDITION CODE //D// AND RETAGGED WITH A TEST/MODIFICATION
TAG/LABEL - DD FORM 1576/1576-1 (BLUE COLOR). THE AUTHORITY BLOCK
MUST REFERENCE INSPECTION REQUIRED PER THIS ASAM (TB 1-1520-240-
20-92). ITEMS IDENTIFIED AS SERVICEABLE IAW PARA 8 BELOW SHALL
BE RETAGGED WITH A SERVICEABLE TAG/LABEL - DD FORM 1574/1574-1
(YELLOW COLOR). INDICATE COMPLIANCE WITH THIS ASAM (TB 1-1520-
240-20-92) IN THE REMARKS BLOCK. ITEMS IDENTIFIED AS DISCREPANT
IAW PARA 8 BELOW SHALL BE RETAGGED WITH UNSERVICEABLE (REPARABLE)
TAG/LABEL - 1577-2/1577-3 (GREEN COLOR). ANNOTATE REMARKS BLOCK
TO INDICATE THAT THE ITEM IS UNSERVICEABLE IAW THIS ASAM (TB 1-
1520-240-20-92). DISCREPANT ITEMS SHALL BE CORRECTED IAW PARA 9
BELOW. REPORT COMPLIANCE WITH THIS ASAM IN ACCORDANCE WITH PARA
14D(2) BELOW.
G. COMPONENTS/PARTS IN WORK - ALL ITEMS LISTED IN PARA 6
BELOW SHALL NOT BE INSTALLED UNTIL COMPLIANCE WITH THIS ASAM HAS
BEEN COMPLETED.
2. TASK/INSPECTION SUSPENSE DATE - WITHIN 25 HOURS/30 DAYS.
3. REPORTING COMPLIANCE SUSPENSE DATE - NO LATER THAN 22 JAN
1997 DAYS PER PARA 14A OF THIS MESSAGE.
4. SUMMARY OF PROBLEM -
A. SEVERAL REPORTS HAVE BEEN RECEIVED OF THE FLIGHT
ENGINEER INADVERTENTLY RELEASING AN EXTERNAL LOAD BY ACCIDENTALLY
ACTUATING THE CARGO HOOK RELEASE SWITCH (BUTTON) ON THE
WINCH/HOIST OPERATORS CONTROL GRIP ASSEMBLY. INADVERTENT
JETTISONING OF THE EXTERNAL LOAD HAS ALSO OCCURRED WHEN THE
FLIGHT ENGINEER HAS LAID DOWN THE CONTROL GRIP ASSEMBLY AND THE
SURFACE CONTACT HAS INADVERTENTLY ACTUATED THE CARGO HOOK RELEASE
SWITCH AND JETTISONED THE EXTERNAL LOAD.
B. FOR MANPOWER/DOWNTIME AND FUNDING IMPACTS, SEE PARA 12
BELOW.
C. THE PURPOSE OF THIS ASAM IS TO FABRICATE AND INSTALL A
PLASTIC CARGO HOOK RELEASE SWITCH GUARD ON THE WINCH/HOIST
OPERATORS CONTROL GRIP ASSEMBLY. THIS SIMPLE MODIFICATION WILL
PREVENT INADVERTENT JETTISONING OF EXTERNAL LOADS; PLUS IT WILL
ALLOW THE FLIGHT ENGINEER/OPERATOR TO DETECT THE CARGO HOOK
RELEASE SWITCH (BUTTON) BY FEEL.
5. END ITEMS TO BE INSPECTED - ALL CH-47D, MH-47D, AND MH-47E
AIRCRAFT.
6. ASSEMBLY COMPONENTS TO BE INSPECTED -
NOMENCLATURE PART NO. NSN
GRIP ASSEMBLY, HOIST 114ES250-2 1680-00-963-1051
OPERATORS
7. PARTS TO BE INSPECTED - N/A.
8. INSPECTION PROCEDURES -
A. PREPARE THE AIRCRAFT FOR SAFE GROUND MAINTENANCE.
B. VISUALLY INSPECT THE AIRCRAFT FOR INSTALLATION OF THE
WINCH/HOIST OPERATORS CONTROL GRIP ASSEMBLY 145ES017-1, NSN 1680-
01-123-7645 OR THE CARGO HOOK RELEASE SWITCH GUARD EGD-1001 SHOWN
IN TM 55-1520-240-23-10, TASK E-311, ON THE WINCH/HOIST OPERATORS
CONTROL GRIP ASSEMBLY P/N 114ES250-2 NSN 1680-00-963-1051.
VISUALLY AND FUNCTIONALLY CHECK THE CARGO HOOK RELEASE BUTTON TO
ENSURE IT IS RECESSED AND CANNOT BE OPENED PREMATURELY BY
ACCIDENTAL BUMPING OR DROPPING.
C. IF THE CONTROL GRIP ASSEMBLY 145ES017-1 OR THE CARGO
HOOK RELEASE SWITCH GUARD EGD-1001 HAS BEEN INSTALLED ON THE
114ES250-2 CONTROL GRIP ASSEMBLY, NO FURTHER ACTION IS REQUIRED.
RECORD AND REPORT COMPLIANCE WITH THIS ASAM IN ACCORDANCE WITH
PARA 14 BELOW.
D. IF THE CARGO HOOK RELEASE SWITCH GUARD EGD-1001 HAS NOT
BEEN INSTALLED, PROCEED TO PARA 9 BELOW FOR CORRECTIVE ACTION.
9. CORRECTION PROCEDURES -
A. LOCALLY FABRICATE THE CARGO HOOK RELEASE SWITCH GUARD
EGD-1001 PER TM 55-1520-240-23-10, TASK E-311.
B. REMOVE AND DISCARD TWO SCREWS 36 FROM THE RETAINER AND
GUARD ASSEMBLY [REFER TO TM 55-1520-240-23P, FIGURE 326, ITEM NO.
37 (D MODEL), AND TM 1-1520-252-23P, FIGURE 9-28, ITEM NO. 37 (E
MODEL)].
C. THE GUARDS MUST BE FIT CHECKED TO THE WINCH/HOIST
OPERATORS CONTROL GRIP ASSEMBLY TO ENSURE THE TWO SCREW HOLES AND
ONE SWITCH/BUTTON HOLE ARE PROPERLY ALIGNED AND THE BUTTON CAN BE
DEPRESSED.
D. INSTALL THE GUARD WITH TWO(2) MS35206-206 SCREWS. THE
SCREWS SHOULD BE FLUSH WITH THE TOP OF THE GUARD AFTER
TIGHTENING/INSTALLATION.
10. SUPPLY/PARTS AND DISPOSITION -
A. PARTS REQUIRED - THE FOLLOWING ITEMS WILL BE REQUIRED TO
LOCALLY MANUFACTURE AND INSTALL THE GUARD TO COMPLY WITH THIS
ASAM -
NOMENCLATURE PART NUMBER NSN QUANTITY
PER ACFT
SCREWS MS 35206-206 5305-00-958-6382 2
B. REQUISITIONING INSTRUCTIONS - N/A.
C. BULK AND CONSUMABLE MATERIALS - THE FOLLOWING ITEMS WILL
BE REQUIRED TO COMPLY WITH THIS ASAM -
NOMENCLATURE PART NO. NSN
ACRYLIC SHEET, MIL-P-15035TYPEFBM250THK 9330-00-540-5673
CLEAR MODIFIED,
0.25 IN. THICK
D. DISPOSITION - DISPOSE OF REMOVED PARTS IAW NORMAL SUPPLY
PROCEDURES. A QDR IS NOT REQUIRED.
E. DISPOSITION OF HAZARDOUS MATERIAL - N/A.
11. SPECIAL TOOLS, JIGS AND FIXTURES REQUIRED - N/A.
12. APPLICATION -
A. CATEGORY OF MAINTENANCE - AVUM. AIRCRAFT DOWNTIME WILL
BE CHARGED TO AVUM.
B. ESTIMATED TIME REQUIRED -
(1) TOTAL OF 3 MAN-HOURS USING 1 PERSONS.
(2) TOTAL OF 3 HOURS DOWNTIME FOR ONE END ITEM.
C. ESTIMATED COST IMPACT OF STOCK FUND ITEMS TO THE FIELD -
N/A.
D. TB/MWOS TO BE APPLIED PRIOR TO OR CONCURRENTLY WITH THIS
INSPECTION - N/A.
E. PUBLICATIONS WHICH REQUIRE CHANGE AS A RESULT OF THIS
INSPECTION - N/A.
13. REFERENCES -
A. TM 55-1520-240-23-7.
B. TM 1-1520-252-23-7.
C. TM 55-1520-240-23P.
D. TM 1-1520-252-23P.
14. RECORDING AND REPORTING REQUIREMENTS -
A. REPORTING COMPLIANCE SUSPENSE DATE (AIRCRAFT) - UPON
ENTERING REQUIREMENTS OF THIS ASAM ON DA FORM 2408-13-1 ON ALL
SUBJECT MDS AIRCRAFT, FORWARD A PRIORITY MESSAGE, DATA FAX OR
E-MAIL TO COMMANDER, ATCOM, ATTN: AMSAT-R-X (SOF COMPLIANCE
OFFICER), PER AR 95-3. DATA FAX NUMBER IS DSN 693-2064 OR
COMMERCIAL (314) 263-2064. E-MAIL ADDRESS IS "AMSATRXS (AT SIGN)
EMH4.STL.ARMY.MIL". THE REPORT WILL CITE THIS ASAM NUMBER, DATE
OF ENTRY IN DA FORM 2408-13-1, THE AIRCRAFT MISSION DESIGN SERIES
AND SERIAL NUMBERS OF AIRCRAFT IN NUMERICAL ORDER.
B. TASK/INSPECTION REPORTING SUSPENSE DATE (AIRCRAFT) -
UNITS WILL FORWARD A PRIORITY MESSAGE OR DATA FAX TO: COMMANDER,
ATCOM, ATTN: AMCPM-CH-L. DATA FAX NUMBER IS DSN 693-1485 OR
COMMERCIAL 314/263-1485. THE REPORT WILL CITE THIS ASAM NUMBER,
DATE OF INSPECTION, AIRCRAFT SERIAL NUMBER, AIRCRAFT HOURS, AND
RESULTS OF THE INSPECTION. INSPECTION AND REPORTS WILL BE
COMPLETED NO LATER THAN 5 WORKING DAYS AFTER TASK/INSPECTION
SUSPENSE DATE.
C. REPORTING COMPLIANCE SUSPENSE DATE (SPARES) - N/A.
D. TASK/INSPECTION REPORTING SUSPENSE DATE (SPARES) - N/A.
E. THE FOLLOWING FORMS ARE APPLICABLE AND ARE TO BE
COMPLETED IN ACCORDANCE WITH DA PAM 738-751, 15 JUN 92 -
(1) DA FORM 2408-13, AIRCRAFT STATUS INFORMATION
RECORD.
(2) DA FORM 2408-13-1, AIRCRAFT INSPECTION AND
MAINTENANCE RECORD.
(3) DA FORM 2408-15, HISTORICAL RECORD FOR AIRCRAFT.
15. WEIGHT AND BALANCE - N/A.
16. POINTS OF CONTACT -
A. TECHNICAL POINT OF CONTACT FOR THIS MESSAGE IS
MR. ROBERT A. LAWYER, AMSAT-R-ECC, DSN 693-3820 OR COMMERCIAL
314/263-3820, AND FAX IS DSN 693-1485 OR COMMERCIAL 314/263-1485.
B. LOGISTICAL POINT OF CONTACT FOR THIS MESSAGE IS MR. NORM
HUSTON, AMCPM-CH-L, DSN 693-1415 OR COMMERCIAL 314/263-1415 AND
FAX IS DSN 693-1485 OR COMMERCIAL 314/263-1485.
C. WHOLESALE MATERIEL POINT OF CONTACT (SPARES) FOR THIS
MESSAGE IS MR. HAL BARNES, AMSAT-I-SACA, DSN 693-6031 OR
COMMERCIAL 314/263-6031 AND FAX IS DSN 693-6022 OR 314/263-6022.
D. FORMS AND RECORDS POINT OF CONTACT FOR THIS MESSAGE IS
MS. ANN WALDECK, AMSAT-I-MDM, DSN 490-2318 OR COMMERCIAL 314/260-
2318.
E. SAFETY POINT OF CONTACT FOR THIS MESSAGE IS MR. JIM
WILKINS, AMSAT-R-X, DSN 693-2258 OR COMMERCIAL 314/263-2258.
F. FOREIGN MILITARY SALES (FMS) RECIPIENTS REQUIRING
CLARIFICATION OF ACTION ADVISED BY THIS ASAM SHOULD CONTACT CW5
JAY NANCE/MR. RON VAN REES, AMSAT-D-S, DSN 693-7844/3216 OR
COMMERCIAL 314/263-7844/3216.
G. AFTER HOURS CONTACT ATCOM COMMAND OPERATIONS CENTER
(COC), DSN 693-2066/7 OR COMMERCIAL 314/263-2066/7.