TB 1-1520-238-20-83
(2) Wholesale Stock. Report receipt of this TB in accordance with paragraph 14.c. Upon receipt of this
TB, all serviceable items (Condition Codes //A//,//B//, //C//, //D//, and //E// listed in paragraph 6 located in wholesale depot
storage shall be placed in Condition Code IJII and tagged with a Suspended Label/Tag - Materiel, DD Form 1576/DD
Form 1576-1. Do not remove original condition tags. Inspect serviceable assets for contracts DAAJ09-93-C-0235 and
DAAJ09-94-C-0330, CAGE Code 00624. All assets from these contracts are to be placed in Condition Code L. Assets
identifiable to other contracts are to be returned to their original Condition Code and the suspended tag removed and
destroyed. Assets for which the contract cannot be determined are to remain in Condition Code J. Report compliance
2.
Task/Inspection Suspense Date.
a.
Inspection - Prior to next mission flight.
b.
Replacement - Next scheduled phase inspection.
3.
Reporting Compliance Suspense Date. No
later than 30
December 1996 per para 14. a of
this TB.
4.
Summary of the Problem.
a. A discrepant lot of filler necks has been issued to Depot and have been installed on aircraft. The filler neck
for the forward fuel cell requires a chem-film finish to prevent buildup of static electricity. The discrepant filler neck has
an anodized finish that prevents electrical conductivity. Sparks generated by static electricity, during gravity refueling,
may cause a fire.
b.
For manpower/downtime and funding impacts, refer to paragraph 12.
c.
The purpose of the TB is to initiate a one-time inspection for identifying discrepant forward fuel cell filler
necks.
5.
End Items to be Inspected. All AH-64 aircraft will be inspected.
6.
Assembly Components to be Inspected. N/A.
7.
Parts to be Inspected.
NOMENCLATURE
PART NUMBER
NATIONAL STOCK
NUMBER
Filler neck
7-311642122
8.
Inspection Procedures.
WARNING
Aircraft is restricted from gravity refueling if a discrepant filler neck is detected.
a.
Turn gravity fill fuel cap to the open position and pull out of port.
b. Visually check the color of the filler neck. If the color is "Gold/Yellow", the inspection is complete and no
further action is required.
c.
If the color is "Red", the filler neck is discrepant and shall be replaced per paragraph 9.
2