Service difficulty report · Nut · Boeing 727212

Difficulty date
January 29, 2006
Submitted
February 1, 2006
Operation
Air carrier
Aircraft
N598AJ
Make and model
Boeing 727212
Aircraft serial
21947
Aircraft time
57,773 hours, 37,379 cycles
Engine
Pwa JT8D15
Engine time
63,769 hours, 36,533 cycles
Part
Nut
Part number
313374
Condition
Loose
Location
Cross Shaft
Component
Shaft · Pwa
Component part number
493265
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
E

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

What was found

KMIA-MDSD FLIGHT 871 - CREW REPORTED APPROXIMATELY 20 MINUTES INTO CRUISE, NR 1 ENGINE EGT, N1 AND N2 RAPIDLY APPROACHED THEIR LIMITS. ENGINE NR 1 WAS SHUTDOWN PER AOM. ENGINE WINDMILLED FOR 50 MINUTES AND ENGINE OIL PRESSURE AT 25 PSI DURING WINDMILLING. A/C LANDED AT SDQ WITH NO FURTHER INCIDENT. MX INSPECTED NR 1 ENGINE AND EXHAUST, NO DISCREPANCIES FOUND. INSPECTED NR 1 ENGINE FOUND THRUST LEVER LINKAGE AT CROSS SHAFT ASSY UNSECURED. RE-SECURED POWER LEVER LINKAGE AT CROSS SHAFT ASSY IAW MM 71-00-00 & P&W MM 72-60. ACCOMPLISHED ENGINE RUN UP IAW AMJ B-41 WORKCARD AND MM 71-00. ALL ENGINE PARAMETERS NORMAL. A/C WAS RETURNED TO SERVICE..