SDR UIEA2019110105823

Service difficulty report · Washer · Boeing 767306

Difficulty date: October 30, 2019
Submitted: November 1, 2019
Operation: Air carrier
Aircraft: N1321A
Make and model: Boeing 767306
Aircraft serial: 27957
Aircraft time: 85,135 hours, 20,111 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Washer
Part number: BACW10BP6ACU
Condition: Damaged
Location: Precooler
Stage of operation: IN
How discovered: V
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

UPON PDSC IDG CHECK, FOUND LOOSE BOLT IN ENGINE COWLING OF #1 ENGINE.(<P>DETERMINED BOLT TO BE FROM PRE-COOLER ATTACHMENT BRACKET. INSTALLED NEW BOLT (P/N BACB30PN6C25), WASHER (P/N BACW10BP6ACU), WASHER (PN AN960C616L), NUT (P/N NAS1805-6P) IAW AMM 36-11-15. FOUND NO LEAKS IN PRE-COOLER, NO FURTHER DEFECTS NOTED. </P>)