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:UNCLAS
SUBJECT - AVIATION SAFETY ACTION MESSAGE, MAINTENANCE MANDATORY,
RCS CSGLD-1860(R1), CH-47D, MH-47D, AND MH-47E AIRCRAFT, INITIAL
AND RECURRING INSPECTIONS AND REPLACEMENT OF HORIZONTAL HINGE PIN
SHOULDERED BOLTS, P/N 114R2201-1, CH-47-00-ASAM-02, (TB 1-1520-
240-20-118).
NOTE
THIS IS AN AVIATION SAFETY ACTION MESSAGE ISSUED IAW AR 95-1,
CHAPTER 6, 1 SEP 97. THIS MESSAGE 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 THE MESSAGE. ACTION ADDRESSES WILL IMMEDIATELY VERIFY
THIS TRANSMISSION TO CDR, AMCOM, ATTN: AMSAM-SF-A (SOF
COMPLIANCE OFFICER).
1. PRIORITY CLASSIFICATION -
NOTE
IAW AR 95-1, PARA 6-6A, MACOM COMMANDERS MAY AUTHORIZE TEMPORARY
EXCEPTION FROM ASAM MESSAGE REQUIREMENTS. EXCEPTION MAY ONLY
OCCUR WHEN COMBAT OPERATIONS OR MATTER OF LIFE OR DEATH IN CIVIL
DISASTERS OR OTHER EMERGENCIES ARE SO URGENT THAT THEY OVERRIDE
THE CONSEQUENCES OF CONTINUED AIRCRAFT OPERATION.
A. AIRCRAFT IN USE - UPON RECEIPT OF THIS MESSAGE THE
CONDITION STATUS SYMBOL OF THE CITED AIRCRAFT WILL BE CHANGED TO
A RED HORIZONTAL DASH //-//. THE RED HORIZONTAL DASH //-// ENTRY
SHALL STATE "INSPECT IAW CH-47-00-ASAM-02 (TB 1-1520-240-20-118)
AT THE NEXT DAILY INSPECTION, BUT NLT 25 MAY 2000." THE RED
HORIZONTAL DASH //-// MAY BE CLEARED WHEN THE INSPECTION OF PARA
8 IS COMPLETED. THE AFFECTED AIRCRAFT SHALL BE INSPECTED AS SOON
AS PRACTICAL BUT NO LATER THAN 25 MAY 2000. FAILURE TO COMPLY
WITH THE REQUIREMENTS OF THIS MESSAGE WITHIN THE TIME FRAME WILL
CAUSE THE STATUS SYMBOL TO BE UPGRADED TO A RED //X//.
B. AIRCRAFT IN DEPOT MAINTENANCE - AIRCRAFT WILL NOT BE
ISSUED UNTIL COMPLIANCE WITH PARAGRAPH 8 OF THIS ASAM HAS BEEN
COMPLETED. THIS INCLUDES AIRCRAFT UNDERGOING REFURBISHMENT AT
CCAD.
C. AIRCRAFT UNDERGOING MAINTENANCE - SAME AS PARA 1A.
D. AIRCRAFT IN TRANSIT -
(1) SURFACE/AIR SHIPMENT - INSPECT PRIOR TO FIRST
FLIGHT.
(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 - N/A.
(1) WHOLESALE STOCK - N/A.
(2) RETAIL STOCK - N/A.
G. COMPONENTS/PARTS IN WORK (DEPOT LEVEL AND OTHERS) -
ITEMS LISTED IN PARAGRAPH 6 IN WORK WILL NOT BE ISSUED UNTIL
COMPLIANCE WITH PARAGRAPH 9 OF THIS MESSAGE.
2. TASK/INSPECTION SUSPENSE DATE - AT THE NEXT DAILY INSPECTION
BUT NLT 25 MAY 2000 AND REPORT IAW PARA 14B.
3. REPORTING COMPLIANCE SUSPENSE DATE - REPORT COMPLIANCE IAW
PARA 14A NLT 2 JUNE 2000.
4. SUMMARY OF PROBLEM -
A. DURING POST FLIGHT INSPECTION A HORIZONTAL HINGE PIN
SHOULDERED BOLT, P/N 114R2201-1, WAS FOUND TO HAVE THE BOLT HEAD
SEPARATED. FAILURE ANALYSIS DETERMINED A CRACK HAD INITIATED AT
THE GROOVE BETWEEN THE SHANK AND THE HEAD OF THE BOLT. THE CRACK
PROPAGATED UNTIL THE BOLT HEAD BROKE OFF. A REDESIGNED BOLT, P/N
114R2201-2, WHICH DOES NOT HAVE A GROOVE IS NOW BEING PROCURED.
B. FOR MANPOWER/DOWNTIME AND FUNDING IMPACTS SEE PARA 12.
C. THE PURPOSE OF THIS MESSAGE IS TO DIRECT THE INITIAL
INSPECTION OF EACH P/N 114R2201-1 BOLT, AND DIRECT A RECURRING
INSPECTION TO BE PERFORMED DURING EACH SCHEDULED DAILY
INSPECTION, PREFLIGHT INSPECTION, AND POSTFLIGHT INSPECTION.
REPLACEMENT OF THE P/N 114R2201-1 BOLT IS REQUIRED AT EACH 1200
HOUR HORIZONTAL HINGE PIN ROTATION OR AT ANY UNSCHEDULED
MAINTENANCE REQUIRING HORIZONTAL HINGE PIN REMOVAL.
5. END ITEMS TO BE INSPECTED - ALL CH-47D, MH-47D, AND MH-47E
AIRCRAFT.
6. ASSEMBLY COMPONENTS TO BE INSPECTED -
NOMENCLATURE PART NO.
HEAD, ROTARY WING, FWD 145R2003-ALL
HEAD, ROTARY WING, AFT 145R2004-ALL
7. PARTS TO BE INSPECTED -
NOMENCLATURE PART NO. NSN
BOLT 114R2201-1 5306-00-843-7117
8. INSPECTION PROCEDURES -
NOTE
IF BOLT, P/N 114R2201-2, IS INSTALLED, IT
DOES NOT REQUIRE THIS SPECIAL DAILY
INSPECTION AND IS COVERED BY EXISTING
DAILY INSPECTION OF ROTOR HEAD.
NOTE
ON INITIAL INSPECTION BOLT HEADS MAY BE
COVERED WITH ADHESIVE (RTV 730) . THE BOLT
MAY APPEAR TO BE SECURE WHEN IT IS BEING HELD
BY THE ADHESIVE. IF THE BOLT HEAD IS COMPLETELY
COVERED REMOVE THE ADHESIVE USING A PLASTIC
SCRAPER BEFORE PERFORMING THE INSPECTION IN
PARAGRAPH 8A, BELOW. FOLLOWING THE INITIAL
INSPECTION RE-APPLY ADHESIVE WITH A THIN BEAD
COVERING ONLY THE BASE OF THE BOLT HEAD AND
WASHER TO PREVENT MOISTURE FROM ENTERING
HORIZONTAL HINGE PIN.
NOTE
COMMANDERS WILL INSURE THAT ALL CREW MEMBERS
ARE MADE AWARE OF THIS SPECIAL INTEREST
INSPECTION AND THE IMPORTANCE OF CONDUCTING
THE INSPECTION DURING PRE AND POST FLIGHT
INSPECTIONS.
A. PERFORM THE FOLLOWING INSPECTIONS -
(1) INITIAL INSPECTION - INSPECT EACH BOLT, P/N 114R2201-1,
APPLY HAND PRESSURE TO THE HEAD TO ASSURE THE ADHESIVE IS NOT
HOLDING THE BOLT HEAD IN PLACE. IF THE BOLT HEAD IS BROKEN OFF,
THE ROTOR HEAD IS CONSIDERED UNSERVICEABLE UNTIL THE INSPECTION
OF PARAGRAPH 8B IS COMPLETED. IF IT IS NECESSARY TO REMOVE
EXCESSIVE ADHESIVE RTV, THE UNITS HAVE 10 FLIGHT HOURS BUT NLT 25
MAY 2000 TO COMPLY WITH PROPER APPLICATION OF ADHESIVE RTV IAW
THE NOTE ABOVE.
(2) RECURRING INSPECTIONS - DURING EACH DAILY
INSPECTION, PREFLIGHT AND POSTFLIGHT, INSPECT EACH BOLT, P/N
114R2201-1, APPLY HAND PRESSURE TO THE HEAD TO ASSURE THE
ADHESIVE IS NOT HOLDING THE BOLT HEAD IN PLACE. IF THE BOLT HEAD
IS BROKEN OFF, THE ROTOR HEAD IS CONSIDERED UNSERVICEABLE.
B. IF A BROKEN BOLT HEAD IS FOUND, INSPECT THE FOLLOWING
PARTS WHILE THE HORIZONTAL HINGE PIN IS DISASSEMBLED: HORIZONTAL
HINGE PIN, TIE BAR, AND NUT (REFERENCE 13A,FIGURE 176, ITEMS 113,
87, AND 121 RESPECTIVELY) OR (REFERENCE 13B, FIGURE 5-4, ITEMS
98, 87, AND 121 RESPECTIVELY). INSPECT FOR SCORING, DEFORMATION,
OR ANY EVIDENCE THAT PARTS HAVE ABNORMAL WEAR.
9. CORRECTION PROCEDURES -
A. IF A BROKEN BOLT HEAD IS FOUND, REPLACE BOLT WITH P/N
114R2201-1 OR 114R2201-2 IAW TASK 5-44 AND TASK 5-46, REFERENCE
13D OR TASK 5-55 AND TASK 5-57, REFERENCE 13E. USE ADHESIVE
(E63.1 OF REFERENCE 13D OR E67 OF REFERENCE 13E) AND APPLY A THIN
BEAD COVERING THE BASE OF THE BOLT HEAD AND WASHER.
B. BOLT P/N 114R2201-1 SHALL BE REPLACED WITH A NEW BOLT (EITHER
A -1 OR -2) AT EACH 1200 HOUR HORIZONTAL HINGE PIN INSPECTION
(ROTATION OR REPLACEMENT) OR DURING ANY UNSCHEDULED MAINTENANCE
REQUIRING HORIZONTAL HINGE PIN REMOVAL OR DURING DEPOT OVERHAUL.
10. SUPPLY/PARTS AND DISPOSITION -
A. PARTS REQUIRED - BOLT, P/N 114R2201-1 OR 114R2201-2, MAY
BE REQUIRED TO REPLACE DEFECTIVE ITEMS OR THOSE REQUIRED TO BE
CHANGED IAW PARAGRAPH 9B ABOVE. BOLT, P/N 114R2201 WILL BE ISSUED
UNTIL STOCK IS DEPLETED OR P/N 114R2201-2 BOLTS ARE AVAILABLE IN THE
SUPPLY SYSTEM.
B. REQUISITIONING INSTRUCTIONS - REQUISITION
REPLACEMENT PARTS USING NORMAL SUPPLY PROCEDURES. ALL REQUISITIONS
SHALL USE PROJECT CODE (CC 57-59) "XC8", "X-RAY-CHARLIE-EIGHT".
NOTE
PROJECT CODE "XC8", "X-RAY-CHARLIE-EIGHT"
IS REQUIRED TO TRACK AND ESTABLISH A DATA
BASE OF STOCK FUND EXPENDITURES INCURRED
BY THE FIELD AS A RESULT OF SOF ACTIONS.
C. BULK AND CONSUMABLE MATERIALS -
730 RTV MIL-A-46146 8040-00-251-2312
D. DISPOSITION -
(1) HEADS - DISPOSE OF REMOVED PARTS/COMPONENTS USING
NORMAL SUPPLY PROCEDURES. ALL TURN-IN DOCUMENTS MUST INCLUDE PROJECT
CODE (CC 57-59) "X-RAY-CHARLIE-EIGHT".
(2) BOLTS - DEMILITARIZE/MUTILATE IAW TM 1-1500-328-23
ANY PART/COMPONENT WHICH DOES NOT MEET INSPECTION CRITERIA.
(3) TIE BARS OR HORIZONTAL HINGE PINS - HOLD ANY
DISCREPANT PART/COMPONENT PENDING DISPOSITION INSTRUCTIONS FROM
TECHNICAL POINT OF CONTACT IN PARAGRAPH 16.
E. DISPOSITION OF HAZARDOUS MATERIAL - IAW ENVIRONMENTAL
PROTECTION AGENCY DIRECTIVES AS IMPLEMENTED BY YOUR SERVICING
ENVIRONMENTAL COORDINATOR (AR 200-1).
11. SPECIAL TOOLS AND FIXTURES REQUIRED - PLASTIC SCRAPER
12. APPLICATION -
A. CATEGORY OF MAINTENANCE - AVUM. AIRCRAFT DOWNTIME WILL
BE CHARGED TO AVUM MAINTENANCE.
B. ESTIMATED TIME REQUIRED -
(1) FOR INSPECTION -
(A) TOTAL OF 1 MAN-HOURS USING 1 PERSONS.
(B) TOTAL OF 9 HOURS DOWNTIME FOR ONE END ITEM, ONE
HOUR FOR THE INSPECTION PLUS EIGHT HOURS FOR THE ADHESIVE RTV TO
DRY, IF REQUIRED.
(2) FOR REPLACEMENT -
(A) TOTAL OF 200 MAN-HOURS USING 4 PERSONS.
(B) TOTAL OF 50 HOURS DOWNTIME FOR ONE END ITEM.
C. ESTIMATED COST IMPACT TO THE FIELD -
NOMENCLATURE PART NO. NSN QUANTITY COST EA. TOTAL $
BOLT 114R2201-1 5306-00-843-7117 6 $19.41 $116.46
OR BOLT 114R2201-2 5306-01-472-3594 6 $19.41 $116.46
TOTAL COST PER AIRCRAFT = $116.46
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 - TM 55-1520-240-23, TM 1-1520-252-23, TM 55-1520-240-
PMD AND TM 1-1520-252-PMD SHALL BE CHANGED TO REFLECT THIS
MESSAGE. A COPY OF THIS MESSAGE SHALL BE INSERTED IN THE
APPROPRIATE TM AND UNIT PILOTS READING FILE AS AUTHORITY TO
IMPLEMENT THE CHANGE UNTIL THE PRINTED CHANGE IS RECEIVED.
13. REFERENCES -
A. DA PAM 738-751
B. TM 55-1520-240-23P
C. TM 1-1520-252-23P
D. TM 55-1520-240-23
E. TM 1-1520-252-23
F. TM 55-1520-240-PMD
G. TM 1-1520-252-PMD
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 - N/A.
(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 2408-5-1, EQUIPMENT MODIFICATION RECORD
(ROTARY WING HEAD).
(2) DA FORM 2408-13, AIRCRAFT STATUS INFORMATION
RECORD.
(3) DA FORM 2408-13-1, AIRCRAFT INSPECTION AND
MAINTENANCE RECORD.
(4) DA FORM 2408-15, HISTORICAL RECORD FOR AIRCRAFT.
(5) DD FORM 1577/DD FORM 1577-1, UNSERVICEABLE
(CONDEMNED) TAG/LABEL - MATERIEL (COLOR RED). ANNOTATE REMARKS
BLOCK WITH "CONDEMNED IAW CH-47-00-ASAM-02 (TB 1-1520-240-20-118)
AND MUTILATED IAW TM 1-1500-328-23."
15. WEIGHT AND BALANCE - N/A.
16. POINTS OF CONTACT -
A. TECHNICAL POINT OF CONTACT FOR THIS MESSAGE IS MR. MATT
WESSELSCHMIDT, AMSAM-RD-AE-I-P-C, DSN 897-3380 OR (256) 313-3380,
DATAFAX IS 897-4348. E-MAIL IS
"MATTHEW.WESSELSCHMIDT@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
DSN 897-4348. E-MAIL IS "OLSONW@PEOAVN.REDSTONE.ARMY.MIL".
C. 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 "ANN.WALDECK@REDSTONE.ARMY.MIL".
D. SAFETY POINTS OF CONTACT FOR THIS MESSAGE ARE -
(1) MR. FRANK ROSEBERY (SAIC) AMSAM-SF-A, DSN 788-8631
OR (256) 842-8631, DATAFAX IS DSN 897-2111.
EMAIL IS "FRANK.ROSEBERY@REDSTONE.ARMY.MIL".
(2) MR. HOWARD CHILTON, AMSAM-SF-A, DSN 897-2068 OR
(256) 313-2068, DATAFAX IS (256) 313-2111. E-MAIL IS
"HOWARD.CHILTON@REDSTONE.ARMY.MIL".
E. FOREIGN MILITARY SALES RECIPIENTS REQUIRING CLARIFICATION
OF ACTION ADVISED BY THIS MESSAGE SHOULD CONTACT: CW5 JOSEPH L.
WITTSTROM, SECURITY ASSISTANCE MANAGEMENT, AMSAM-SA, DSN 897-0410
OR (256) 313-0410. EMAIL IS "WITTSTROMJL@REDSTONE.ARMY.MIL" OR MR.
RONNIE W. SAMMONS, AMSAM-SA-CS-NF, DSN 897-0408 OR (256) 313-0408.
DATAFAX IS DSN 897-0411 OR (256) 313-0411. EMAIL IS
"SAMMONSRW@REDSTONE.ARMY.MIL". HUNTSVILLE, AL IS GMT MINUS 5 HRS.
G. AFTER HOURS CONTACT THE AMCOM COMMAND OPERATIONS CENTER
(COC) DSN 897-2066/7 OR (256) 313-2066/7.