Service difficulty report · Bleed Valve · Doug DC863F

Difficulty date
September 10, 2005
Submitted
September 15, 2005
Operation
Air carrier
Aircraft
N661AV
Make and model
Doug DC863F
Aircraft serial
45969
Aircraft time
89,813 hours, 29,855 cycles
Engine
Pwa JT3D7
Engine time
49,748 hours, 17,240 cycles
Part
Bleed Valve
Part number
563883
Part serial
6156121
Condition
Failed
Location
Nr 2 Engine
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

DURING TAKEOFF AT MAX POWER 1.87 GPR BETWEEN 60 AND 80 KNOTS, HAD A LOUD BANG ON NR 2 ENGINE COMPRESSOR N2 INDICATOR SWUNG VIOLENTLY. ABORTED TAKEOFF AND SECURED NR 2 ENGINE WITH APPROPRIATE CHECKLIST. REMOVED AND REPLACED NR 2 SURGE BLEED VALVE ON ENGINE NR 2 IN ACCORDANCE WITH DC-8 M/M 75-30-3; OPERATIONAL CHECK PERFORMED BY CREW WITNESS, OPERATIONAL CHECK ENGINE RUN ALL PARAMETERS FOUND WITHIN LIMITS IN ACCORDANCE WITH M/M 71-00.

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