Service difficulty report · Transfer Tube · Dhav DHC8101

Difficulty date
May 15, 1996
Submitted
March 26, 2000
Operation
General aviation
Make and model
Dhav DHC8101
Engine
Pwa PW120A
Part
Transfer Tube
Condition
Fractured
Location
#6 & #7 Bearings
Part time
17,989 hours
Stage of operation
CR
Nature of condition
K
Precautionary procedure
A, E

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

What was found

(CAN)IN CRUISE AT 9K, #1 ENGINE LOW OIL PRESSURE LIGHT ILLUMINATED. ENGINE SHUT DOWN. INSPECTION REVEALED THE OIL TRANSFER TUBE FEEDING THE #6 & #7 BEARINGS WAS FRACTURED. A TEMPORARY OIL LINE WAS FITTED A ND A DRY MOTORING RUN WAS ATTEMPTED PRODUCING LOUD NOISE FROM THE ENGINE. FURTHER INSPECTION SHOWED LARGE QUANTITY OF METAL ON THE CHIP DETECTOR.