Service difficulty report · Fuel Control · Doug DC987

Difficulty date
March 13, 2005
Submitted
March 15, 2005
Operation
Air carrier
Aircraft
N753RA
Make and model
Doug DC987
Aircraft serial
49587
Aircraft time
40,335 hours, 26,977 cycles
Engine
Pwa JT8D219
Engine time
37,454 hours, 19,546 cycles
Part
Fuel Control
Part number
76960615
Part serial
F6728
Condition
Failed
Location
Right
Part time
9,120 hours, 6,090 cycles
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

AFTER LANDING RIGHT ENGINE FREQUENCY WAS BELOW 390 AND BUS WAS OFF, THE RIGHT ENGINE WAS STARTED AND PARAMETERS WERE VERIFIED; N2 STABILIZED IN 40 PERCENT AND BUSS WAS OFF. N2 WAS ADJUSTED TO 56 PERCENT BUT RIGHT ENGINE DID NOT STABILIZED. AIRCRAFT WAS SENT TO THE HANGAR AND THE FUEL CONTROL UNIT AND RELAY R2-8 WERE REPLACED IAW MM 73-20-01 AND WDM 73-23-01 RESPECTIVELY. ENGINES TRIM AND OPERATIONAL CHECK WERE PERFORMED IAW MM 71-00-00 AND MPCM 71-00-00, ALL CORRECT.

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