Service difficulty report · Spacer · Doug DC932

Difficulty date
June 1, 1998
Submitted
March 26, 2000
Operation
Air carrier
Make and model
Doug DC932
Engine
Pwa JT8D7A
Part
Spacer
Part number
522194
Condition
Cracked
Location
Engine
Part time
62,719 hours
Stage of operation
IN
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

(CAN) DURING DISASSEMBLY OF A TIME EXPIRED ENGINE, THE FRONT COMPRESSOR ROTOR THIRD TO FOURTH STAGE SPACER WAS FOUND CRACKED. THERE WERE 8 CRACKS EXTENDING FROM THE TIE ROD SLEEVE HOLES TO THE INSIDE, AND THERE WAS ONE SMALL CRACK STARTING FROM THE TIE ROD SLEEVE TO THE OUTSIDE DIAMETER. THE PARTS WERE REMOVED FROM SERVICE AND WILL BE EVALUATED. A MORE DETAILED SDR WILL BE SUBMITTED TO IDENTIFY THE ROOT CAUSE. PART TC: 61,431.

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