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SDR CA121204004

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Service difficulty report · Line · Dhav DHC8102

FAA SDR system

Difficulty date
November 23, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Dhav DHC8102
Engine
Pwa PW120A
Propeller
Hamstd 14SF7
System (JASC)
7920 · Engine Oil Distribution (Airframe Furnished)
Part
Line
Part number
3035197
Condition
Chafed
Location
Nr 2 Eng Oil
Stage of operation
IN
How discovered
9
Nature of condition
K
Precautionary procedure
K

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

What was found

(CAN) THE FLIGHT CREW REPORTED AN OIL LEAK ON THE NR N2 ENGINE. MAINTENANCE INVESTIGATION REVEALED THAT THE NR 6 & NR 7 BEARING PRESSURE OIL LINE WAS CHAFED AND LEAKING, WHERE IT PASSES THROUGH THE ENGINE FIRE SEAL. THE OIL LINE WAS REPLACED AND THE ACFT RETURNED TO SERVICE. OIL LINE, PN 3035197, EIPC 72-01-50, FIG 11-10.