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01 13 231537Z AUG 99 OO PP UUUU AA ZYUW
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:USMILGP BUENOS AIRES AR//ARMY AND AF SEC//
:DEFAIR MATERIAL CANBERRA ACT AS//DAAP-AF//
:CDRUSARDSG CANBERRA ACT AS//AMXIP-AS//
:ARGENTINE AIR ATTACHE FMS WASHINGTON DC
:EGYPT AF FMS CAIRO EG//ED/MA//
:USOMC CAIRO EG//AV//
:ODC ATHENS GR//ODCSA//
:CDR1STBN228THAVN SOTO CANO HO//AVN-AMO//
:CHJUSMAGK SEOUL KOR//MKAR-AV//
:ROK ARMY FMS PUSAN KOR//ALC-LSD-L//
:CDR160THSOAR FT CAMPBELL KY//AOAV-SI//
:CDRBGAD RICHMOND KY//SIOBG-GC//
:USDAO RABAT MO//AF//
:ODC THE HAGUE NL//AVIATION SAFETY//
:RNLAF MATERIAL THE HAGUE NL
:RNLAF OPERATIONS THE HAGUE NL
: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
:CJUSMAGTHAI BANGKOK TH//MAGTAR-FS//
:ROYAL THAI AF FMS BANGKOK TH//BANGSUE DEPOT//
:ROYAL THAI ARMY FMS BANGKOK TH//DUSIT ORDANCE DEPOT//
:CDRUSARDSG LONDON UK//AMXSN-UK-SE//
:ODC LONDON UK
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:FAA SOUTHWEST RGN HQ FORT WORTH TX//ASW-100//
:CDRAMC ALEXANDRIA VA//AMCMR/AMCCS/AMCSM-WAA//
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TEXT
:UNCLAS
SUBJECT - SAFETY OF FLIGHT MESSAGE, TECHNICAL, RCS CSGLD-1860(R1),
ALL H-47 SERIES AIRCRAFT, INSPECTION OF H-47 AIRCRAFT FORWARD AND AFT
TRANSMISSIONS GEAR/BEARING ASSEMBLIES, (CH-47-99-03)
(TB 55-1520-240-20-113)
NOTE
THIS IS A SAFETY OF FLIGHT MESSAGE ISSUED IAW AR 95-1, CHAPTER 6,
1 SEP 97. THIS MESSAGE HAS NOT BEEN TRANSMITTED TO UNITS
SUBORDINATE TO ADDRESSEES. ADDRESSEES SHALL IMMEDIATELY RETRANSMIT
THIS MESSAGE TO ALL SUBORDINATE UNITS, ACTIVITIES OR ELEMENTS
AFFECTED OR CONCERNED. THE RETRANSMITTAL SHALL REFERENCE THE
MESSAGE. ACTION ADDRESSES WILL IMMEDIATELY VERIFY THIS TRANSMISSION
TO CDR, AMCOM, ATTN: AMSAM-SF-A (SOF COMPLIANCE OFFICER).
1. PRIORITY CLASSIFICATION -
NOTE - SEE AR 95-1, PARA 6-6A, FOR EXCEPTION AUTHORITY OF MAJOR
COMMANDERS.
A. AIRCRAFT IN USE - SAFETY OF FLIGHT MESSAGE CH-47-SOF-99-02
PLACED ALL H-47 SERIES AIRCRAFT ON A RED //X// CONDITION STATUS
SYMBOL. THE RED //X// IMPOSED BY CH-47-SOF-99-02 MAY BE CLEARED ON
SOME AIRCRAFT IF THE INSPECTION PROCEDURES OF PARAGRAPH 8 AND THE
CORRECTION PROCEDURES OF PARAGRAPH 9 OF THIS MESSAGE ARE COMPLIED
WITH. AIRCRAFT WHICH REMAIN ON RED //X// WILL BE MAINTAINED IN
FLYABLE STORAGE WITH THE FOLLOWING RESTRICTIONS - PERFORM GROUND RUN
UPS AT GROUND IDLE, WITH FLAT BLADE PITCH AND NEUTRAL FLIGHT
CONTROLS.
B. AIRCRAFT IN DEPOT MAINTENANCE - SAME AS PARA 1A
C. AIRCRAFT UNDERGOING MAINTENANCE - SAME AS PARA 1A
D. AIRCRAFT IN TRANSIT -
(1) SURFACE/AIR SHIPMENT - SAME AS PARA 1A. PRIOR TO FIRST
FLIGHT ON ARRIVAL.
(2) FERRY STATUS
(A) SAME AS PARA 1A.
(B) THOSE AIRCRAFT THAT HAVE A DD 250 AND ARE AT BOEING
HELICOPTERS WILL BE INSPECTED PRIOR TO FERRY TO FINAL DESTINATION.
E. MAINTENANCE TRAINERS (CATEGORY A AND B) - SAME AS PARA 1A.
F. COMPONENT/PARTS IN STOCK AT ALL LEVELS (DEPOT AND OTHERS)
INCLUDING WAR RESERVES: UPON RECEIPT OF THIS MESSAGE THE MATERIAL
CONDITION TAGS OF ALL ITEMS IN ALL CONDITION CODES LISTED IN
PARAGRAPHS 6 AND 7 SHALL BE ANNOTATED TO READ "SOF CH-47-99-03,
INSPECTION OF H-47 AIRCRAFT FORWARD AND AFT TRANSMISSIONS
GEAR/BEARING ASSEMBLIES NOT COMPLIED WITH."
(1) WHOLESALE STOCK - REPORT RECEIPT OF THIS MESSAGE IAW
PARAGRAPH 14C(1). UPON RECEIPT OF THIS MESSAGE ALL SERVICEABLE ITEMS
(CONDITION CODES //A//, //B//, //C//, //D//, AND //E//) LISTED IN
PARAGRAPHS 6 AND 7 LOCATED IN WHOLESALE DEPOT STORAGE SHALL BE PLACED
IN CONDITION CODE //D// AND TAGGED WITH A TEST/MODIFICATION
TAG/LABEL - MATERIAL, DD FORM DD FORM 1576/1576-1. DO NOT REMOVE
ORIGINAL CONDITION TAGS. REPORT COMPLIANCE WITH THIS MESSAGE IAW
PARAGRAPH 14D(1).
(2) RETAIL STOCK - UPON RECEIPT OF THIS MESSAGE COMMANDERS
AND OTHERS MAINTAINING RETAIL STOCK AT INSTALLATION LEVEL AND BELOW
SHALL PLACE ALL SERVICABLE ITEMS LISTED IN PARA 6 IN CONDITION CODE
//D// AND TAG WITH A TEST/MODIFICATION TAG/LABEL - MATERIAL, DD FORM
1576/DD FORM 1576-1. DO NOT REMOVE ORIGINAL CONDITION TAGS.
G. COMPONENTS/PARTS IN WORK (DEPOT LEVEL AND OTHERS) - ITEMS
LISTED IN PARAGRAPHS 6 AND 7 IN WORK WILL NOT BE ISSUED UNTIL
COMPLIANCE WITH THIS MESSAGE.
2. TASK/INSPECTION SUSPENSE DATE: WITHIN 10 DAYS FROM DTG OF THIS
MESSAGE.
3. REPORTING COMPLIANCE SUSPENSE DATE - NO LATER THAN 14 SEP 99 IAW
PARA 14A OF THIS MESSAGE.
4. SUMMARY OF PROBLEM -
A. FIVE CRACKED SECOND STAGE PLANETARY GEARS/BEARING ASSEMBLIES
WERE FOUND. THE CRACKS WERE NOT DETECTED BY THE REQUIRED NON-
DESTRUCTIVE TESTING PROCEDURE AT TIME OF MANUFACTURE. THESE
GEAR/BEARING ASSEMBLIES ARE LOCATED IN THE FORWARD AND AFT
TRANSMISSIONS. THE MANUFACTURERS OF THESE ALSO MAKE THE FIRST STAGE
PLANETARY GEAR/BEARING ASSEMBLIES. THIS MESSAGE IS THE FIRST IN A
SERIES LISTING INSPECTION REQUIREMENTS THAT MUST BE ACCOMPLISHED,
BEGINNING AT THE DEPOT LEVEL.
B. FOR MANPOWER/DOWNTIME AND FUNDING IMPACTS SEE PARA 12.
C. THE PURPOSE OF THIS MESSAGE IS TO IDENTIFY TRANSMISSIONS
WHICH HAVE HAD ALL GEAR/BEARING ASSEMBLIES INSPECTED AND HAVE BEEN
REIDENTIFIED BY AN "MG" SERIAL NUMBER SUFFIX. TRANSMISSIONS WITH A
"MG" SERIAL NUMBER SUFFIX ARE CONSIDERED SERVICEABLE.
5. END ITEMS TO BE INSPECTED - ALL H-47 SERIES AIRCRAFT.
6. ASSEMBLY COMPONENTS TO BE INSPECTED -
NOMENCLATURE PART NO. NSN
TRANSMISSION, FORWARD 145D1300-ALL 1615-01-317-6446
1615-01-312-5162
1615-01-296-3090
1615-01-306-6971
1615-01-216-3827
TRANSMISSION, AFT 145D2300-ALL 1615-01-315-4071
1615-01-327-1297
1615-01-296-3091
1615-01-307-4842
1615-01-216-3829
7. PARTS TO BE INSPECTED -
NOMENCLATURE PART NO. NSN
GEAR/BEARING ASSY 145DS010-8 3110-01-353-7369
145DS010-5 3110-01-228-1647
145DS010-3 N/A
GEAR/BEARING ASSY 145DS011-6 3020-01-114-9550
145DS011-8 3110-01-232-7708
145DS011-9 3110-01-350-3674
8. INSPECTION PROCEDURES
A. FORWARD AND AFT TRANSMISSION: N/A
NOTE
CURRENTLY THERE ARE NO TRANSMISSIONS ISSUED THAT
HAVE THE "MG" SUFFIX TO THE SERIAL NUMBER. ALL
EXISTING TRANSMISSIONS WILL REQUIRE DEPOT LEVEL
INSPECTION AND REIDENTIFICATION IAW THIS SOF.
B. ALL GEAR/BEARING ASSEMBLIES IDENTIFIED IN PARAGRAPH 7 SHALL
BE REINSPECTED AT DEPOT LEVEL USING APPROVED MAGNETIC PARTICLE
INSPECTION (MPI) PROCEDURES IAW PARAGRAPH 9.
9. CORRECTION PROCEDURES
A. TRANSMISSIONS IDENTIFIED WITH A "MG" SERIAL NUMBER SUFFIX ARE
CONSIDERED SERVICEABLE. IF TWO SERVICEABLE TRANSMISSIONS ARE
INSTALLED ON SAME AIRCRAFT, THE RED "X" STATUS SYMBOL REQUIRED BY
REFERENCE 13 MAY BE CLEARED.
B. TRANSMISSIONS NOT IDENTIFIABLE WITH A "MG" SERIAL NUMBER
SUFFIX ARE CONSIDERED UNSERVICEABLE AT THIS TIME AND SHALL REMAIN
ON AIRCRAFT PENDING FOLLOW-UP INSTRUCTIONS.
C. ALL GEAR/BEARING ASSEMBLIES IDENTIFIED IN PARAGRAPH 7 SHALL
BE REINSPECTED AT A DEPOT REPAIR FACILITY USING APPROVED MAGNETIC
PARTICLE INSPECTION (MPI) PROCEDURES. GEAR/BEARINGS ASSEMBLIES WHICH
ARE REJECTED AT OVERHAUL FOR ANY REASON, SHALL BE TAGGED/LABELED WITH
DD FORM 1577/DD FORM 1577-1 AND RETAINED FOR FUTURE INVESTIGATION.
10. SUPPLY/PARTS AND DISPOSITION -
A. PARTS REQUIRED - N/A.
B. REQUISITIONING INSTRUCTIONS - TRANSMISSIONS WILL BE
REQUISTIONED/DISTRIBUTED AS THEY BECOME AVAILABLE IAW ARMY
PRIORITIES. REQUISITIONING GUIDANCE WILL BE PROVIDED IN FUTURE
COORESPONDANCE.
C. BULK AND CONSUMABLE MATERIALS - N/A.
D. DISPOSITION - N/A.
E. DISPOSITION OF HAZARDOUS MATERIAL - N/A.
11. SPECIAL TOOLS AND FIXTURES REQUIRED - N/A.
12. APPLICATION -
A. CATEGORY OF MAINTENANCE - CONTINUE REPORTING AIRCRAFT
DOWNTIME IAW CH-47-SOF-99-02 (DEPOT MAINTENANCE).
B. ESTIMATED TIME REQUIRED FOR INSPECTION - N/A.
C. ESTIMATED COST IMPACT 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 -
(1) TM 55-1520-240-23 SERIES
(2) TM 1-1520-252-23 SERIES
(3) DMWR 55-1615-321
(4) DMWR 55-1615-324
13. REFERENCES - CH-47-SOF-99-02.
14. RECORDING AND REPORTING REQUIREMENTS -
A. REPORTING COMPLIANCE SUSPENSE DATE (AIRCRAFT) - UPON
ENTERING REQUIREMENTS OF THIS MESSAGE ON DA FORM 2408-13-1 ON ALL
SUBJECT MDS AIRCRAFT, FORWARD A PRIORITY MESSAGE, DATAFAX OR E-
MAIL TO CDR, AMCOM, ATTN: AMSAM-SF-A (SOF COMPLIANCE OFFICER),
REDSTONE ARSENAL, AL 35898-5000, IAW AR 95-1. DATAFAX NUMBER IS
DSN 897-2111 OR (256) 313-2111. E-MAIL ADDRESS IS
SAFEADM@REDSTONE.ARMY.MIL. THE REPORT WILL CITE THIS MESSAGE 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) - N/A.
C. REPORTING MESSAGE RECEIPT (SPARES) - N/A.
D. TASK/INSPECTION REPORTING SUSPENSE DATE (SPARES).
(1) MATERIEL IN WHOLESALE DEPOT STORAGE - REPORT COMPLIANCE
WITH THIS MESSAGE TO THE WHOLESALE MATERIAL POINT OF CONTACT (SPARES)
LISTED IN PARAGRAPH 16C WITHIN 7 DAYS OF THE DATE OF THIS MESSAGE ON
DD FORM 1225. PROVIDE THE COST OF COMPLIANCE WITH THIS MESSAGE TO
INCLUDE AN ESTIMATE OF THE COST REIMBURSABLE FUNDING REQUIRED TO MOVE
SERVICEABLE ITEMS ON HAND LISTED IN PARAGRAPHS 6 AND 7 TO A WORK
AREA, UNPACK THE MATERIEL, REPACK THE MATERIEL AFTER INSPECTION BY
AMCOM INSPECTORS, AND TO RETURN THE MATERIEL TO STORAGE, AS
APPROPRIATE. REPORT, BY ORIGINAL SERVICEABLE CONDITION CODE, THE
QUANTITY OF MATERIEL PLACED IN CONDITION CODE //D//. REPORT BY
E-MAIL OR DATAFAX AND PROVIDE LOCAL POINT OF CONTACT.
(2) MATERIEL IN RETAIL STORAGE - N/A.
E. THE FOLLOWING FORMS ARE APPLICABLE AND ARE TO BE COMPLETED
IAW DA PAM 738-751, 15 MAR 99 -
NOTE
ULLS-A USERS WILL USE APPLICABLE "E" FORMS.
(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.
(4) DD FORM 1576/DD FORM 1576-1, TEST/MODIFICATION
TAG/LABEL - MATERIAL (COLOR BLUE) (ANNOTATE REMARKS BLOCK WITH
"TEST/MODIFICATION REQUIRED IAW CH-47-99-03").
(5) DD FORM 1577/DD FORM 1577-1, UNSERVICEABLE (CONDEMNED)
TAG/LABEL - MATERIEL (COLOR RED) (ANNOTATE REMARKS BLOCK WITH
"CONDEMNED IAW CH-47-99-03").
15. WEIGHT AND BALANCE - N/A.
16. POINTS OF CONTACT -
A. TECHNICAL POINT OF CONTACT IS MR. MATT WESSELSCHMIDT,
AMSAM-AR-E-I-C-H, DSN 897-3380 OR (256) 313-3380, DATAFAX IS
(256) 313-4348. E-MAIL IS "WESSELSCHMIDT-ML@REDSTONE.ARMY.MIL".
B. LOGISTICAL POINT OF CONTACT FOR THIS MESSAGE IS MR. BILL
OLSON, SFAE-AV-CH-L, DSN 897-3379 OR (256) 313-3379, DATAFAX IS
(256) 313-4348 E-MAIL IS "OLSONW@PEOAVN.REDSTONE.ARMY.MIL".
C. WHOLESALE MATERIEL POINT OF CONTACT (SPARES) IS MR. ED
HOLTER, AMSAM-MMC-VS-UC), DSN 897-1125 OR (256) 313-1125, DATAFAX
IS DSN 897-1558. E-MAIL IS "HOLTER-EC@REDSTONE.ARMY.MIL".
D. FORMS AND RECORDS POINT OF CONTACT FOR THIS MESSAGE IS
MS. ANN WALDECK, AMSAM-MMC-RE-FF DSN 746-5564 OR (256) 876-5564,
DATAFAX IS DSN 746-4904. E-MAIL IS "WALDECK-AB@REDSTONE.ARMY.MIL".
E. SAFETY POC FOR THIS MESSAGE IS MR. ROBERT D. BROCK,
AMSAM-SF-A, DSN 788-8632 OR (256) 842-8632. EMAIL IS
"BOB.BROCK@REDSTONE.ARMY.MIL". THE ALTERNATE POC IS MR. HOWARD
CHILTON, AMSAM-SF-A, DSN 897-2068 OR (256) 313-2068. DATAFAX IS
DSN 897-2111 OR (205) 313-2111.
E-MAIL IS "HOWARD.CHILTON@REDSTONE.ARMY.MIL".
F. FOREIGN MILITARY SALES RECIPIENTS REQUIRING CLARIFICATION OF
ACTION ADVISED BY THIS MESSAGE SHOULD CONTACT: CW5 JOSEPH L.
WITTSTROM, SECURITY ASSISTANCE MANAGEMENT, AMSAM-SA, DSN 897-0681 OR
(256) 313-0681. EMAIL IS "WITTSTROMJL@REDSTONE.ARMY.MIL" OR MR.
RONNIE W. SAMMONS, AMSAM-SA-CS-NF, DSN 897-0869 OR (256) 313-0869.
DATAFAX IS DSN 897-0411 OR (256) 313-0411. EMAIL IS
"SAMMONSRW@REDSTONE.ARMY.MIL". HUNTSVILLE, AL IS GMT MINUS 6 HRS.
G. AFTER HOURS CONTACT THE AMCOM COMMAND OPERATIONS CENTER
(COC) DSN 897-2066/7 OR (256) 313-2066/7.
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