SDR 9713421157

Service difficulty report · Compressor · Doug DC1040

Difficulty date
July 9, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N157US
Make and model
Doug DC1040
Aircraft serial
46766
Engine
Pwa JT9D20
Part
Compressor
Condition
Stalled
Location
Nr 2 Engine
Stage of operation
TX
Nature of condition
O
Precautionary procedure
E

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

What was found

WHEN NR 2 ENGINE POWER ADVANCED TO 1.2 EPR AND STABLE FOR A CROSSBLEED START, THE NR 2 ENGINE COMPRESSOR STALLED. EGT WAS RISING THROUGH 680 CELSIUS WHEN THE ENGINE WAS SHUT DOWN. MAINTENANCE INSPECTED ENGINE PER MM 71-00-00 FOR STALL WITH NO DEFECTS NOTED. BORESCOPE REVEALED NO DEFECTS. EXACT PART CAUSING PROBLEM TO BE DETERMINED.

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