Service difficulty report · Blade · Dhav DHC8101

Difficulty date
April 1, 1995
Submitted
March 26, 2000
Operation
General aviation
Make and model
Dhav DHC8101
Engine
Pwa PW120A
Part
Blade
Part number
311260201
Condition
Fractured
Location
Lp Turbine
Part time
10,818 hours
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

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

What was found

(CAN)ROUTINE BORESCOPE INSPECTION FOUND 1 FRACTURED LOW PRESSURE TURBINE BLADE. MICRO ANALYSIS OF FAILED BLADE SHOWED PARTIAL GAMMA PRIME SOLUTIONING, INDICATIVE OF TEMPERATURE EXPOSURE GREATER THAN 2000F.LP STATOR ASSEMBLY HAD SEVERAL VANES BUCKLED AT THE 6 O'CLOCK POSITION, INDICATIVE OF A LOCALIZED OVERTEMPERATURE, PROBABLY A HOT START.