TB 1-1670-260-12
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3.3.2.5 Add to Paragraph 12, Post Recovery Disabled Helicopter Procedures
additional checks as follows:
3.3.2.5.a Perform main rotor blade Sudden Stoppage inspection in accordance with
TM 1-1520-237-23.
3.3.2.5.b Airframe Inspections - Using Aircraft Weight and Balance Record calculate
the weight and center of gravity of the aircraft at time of recovery. Plot resulting point
on graph below.
UH-60A/L Airframe Static Capability - Retrieval by UMARK
24,000
22,000
20,000
18,000
16,000
14,000
12,000
UH-60 Allowable - UMARK
10,000
340.0
345.0
350.0
355.0
360.0
365.0
C.G. (in.)
3.3.2.5.c If point is below the line above no airframe inspections are required.
3.3.2.5.d If point is above the line perform the following airframe inspections:
3.3.2.6 Inspect cabin area for cracks, permanent deformation, and loose or missing
fasteners in the following areas:
3.3.2.6.1 Inspect Frame at Station 327.115
3.3.2.6.2 Inspect Beams at Buttline 16.5 from Station 308.0 to Station 343.5
3.3.2.6.3 Inspect Forward absorber supports from Station 308.0 to 327.115
