THRUSH AIRCRAFT, INC – MODEL S2RHG-T65 TURBO THRUSH
AIRCRAFT MAINTENANCE MANUAL
11 - 2
Effective: 05/05/04
AIRWORTHINESS LIMITATIONS
The life limited parts on the airframe are listed in the chart below and must be
replaced at the flight hours shown.
STRUCTURAL LIMITATIONS
PART DESCRIPTION
PART NUMBER
LIFE LIMIT
Spar Cap Assy, Left hand
lower
22507T001 29,000
hours
Spar Cap Assy, Right
hand lower
22507T002 29,000
hours
STRUCTURAL INSPECTION LIMITATIONS
PART DESCRIPTION
PART NUMBER
LIFE LIMIT
Spar Splice Block, lower
(upper half)
22508T001 Annual
Spar Splice Block, lower
(lower half)
22508T002 Annual
*NOTE*
Visually inspect splice blocks with a 10X magnifying glass or dye penetrates. Inspect for external
cracks around the ¼ inch and 5/16 inch hole location. If no cracks are detected, this portion of the
wing inspection is complete. If cracks are found remove the splice blocks before next flight and
inspect the lower spar cap for cracks in accordance with Thrush Aircraft, Inc. Service Bulletin SB-
AG-39, if cracks are found in spar cap contact Thrush Aircraft, Inc. for possible repair or
replacement. If no cracks are found in spar cap, replace the cracked splice blocks with new units.
Refer to Section VIII “Wing Removal” for splice clock removal and installation.