Service difficulty report · Seal · Dhav DHC8301

Difficulty date
January 18, 2015
Submitted
March 12, 2015
Operation
General aviation
Make and model
Dhav DHC8301
Aircraft time
55,935 hours
Engine
Pwa PW123
Part
Seal
Condition
Leaking
Location
Compressor
Part time
47,308 hours
Stage of operation
CR
How discovered
O
Nature of condition
K, B
Precautionary procedure
A

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

What was found

(CAN) HAZE REPORTED IN CABIN FROM FA, BLEEDS SELECTED OFF HAZE DISSIPATED. OIL FOUND LEAKING OUT OF THE FRONT OF THE LP COMPESSOR AT THE 6 O`CLOCK POSTION. OIL LEAKING FROM THE INTERCOMPRESSOR CROSSOVER TUBE,FWD AND AFT CASE SPLIT LINES, ENGINE 2.5 LITRES LOW. OIL POOLING IN AND COMING OUT OF THE LOW PRESSURE COMPRESSOR SHROUD BLEED AIR DUCT. INTERNAL INSPECTION CARRIED OUT OF A INTERCOMPRESSOR TUBE, OIL RESEDUE FOUND ON THE INSIDE SURFACE. NR 1 ENGINE REPLACED DUE TO FINDING OIL RESIDUE AT ENGINE INLET.