Service difficulty report · Bolt · Textrn TEXTRON700

Difficulty date
April 22, 2024
Submitted
April 25, 2024
Operation
Air carrier
Aircraft
N818QS
Make and model
Textrn TEXTRON700
Aircraft serial
7000055
Aircraft time
2,578 hours, 1,471 cycles
Part
Bolt
Part number
NAS6604L4
Part serial
NSN
Condition
Defective
Location
Zone 800
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

MAIN DOOR HANDLE: MAIN CABIN DOOR HANDLE DOES NOT WORK CORRECTLY. WHEN CLOSING DOOR AND PULLING HANDLE DOWN INTO THE LOCKED POSITION THE HANDLE BINDS UP HALF WAY THROUGH ITS NORMAL FULL TRAVEL. EVIDENCE OF METAL ON METAL RUBBING LOCATED NEAR MIDDLE RIGHT LOCKING PIN. PERFORMED DOOR LATCH/LOCK ADJUSTMENT & TEST & DOOR HEALTH CHECK, DATA COLLECTION CHECKLIST, GAINED ACCESS, INSPECTED ALL COMPONENTS, VERIFING DOOR RIGGING IAW AMM 52-10-43. FOUND AFT DOOR HINGE O-RING TORN & HANGING FROM HINGE HOUSING. RESEARCHED AFT DOOR HINGE O-RING. CONTINUED WITH ADJUSTMENT TEST OF DOOR, VERIFIED DOOR HINGE RIGGING, PERFORMED LATCH STRIKER RIGGING, FOUND ALL LATCH STRIKER BOLTS TO BE UNDERTORQUED, FOUND FWD BOTTOM LATCH STRIKER BOLT TO BE UNSERVICEABLE, VERFIED RUB BLOCK RIGGING, VERIFIED DOOR STOP RIGGING, VERIFIED DOOR COUNTERBALANCE RIGGING, VERIFIED STEP ANGLE RIGGING IAW AMM 52-10-00. R & R FWD BOTTOM LATCH STRIKER BOLT. INSTALLED & TORQUED, CONTINUED WITH LATCH STRIKER RIGGING, TORQUED & VERIFIED RIGGING OF ALL REMAINING LATCH STRIKERS. GAINED ACCESS TO DOOR HINGE BOLTS, INSPECTED HINGE BOLTS, LUBRICATED HINGE BOLTS & DOOR PINS. ACCOMPLISHED PRESSURIZATION, LEAK CHECKS AS WELL AS FOLLOW ON CHECKS FOR CABIN DOOR IAW AMM 52-10-00 AND 21-30-00. OPS CHECKED GOOD, NO DEFECTS NOTED.