Service difficulty report · Engine · Dhav DHC8202

Difficulty date
February 10, 2006
Submitted
February 14, 2006
Operation
Air carrier
Aircraft
N352PH
Make and model
Dhav DHC8202
Aircraft serial
494
Aircraft time
19,508 hours, 28,184 cycles
Engine
Pwa PW123D
Part
Engine
Condition
Power Loss
Location
Nr 2
Stage of operation
TO
How discovered
O
Nature of condition
R, F
Precautionary procedure
A

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

What was found

ON DEPARTURE APPROX 100FT, NR 2 ENGINE TORQUE DROPPED 80% 3-5 SEC, AIRCRAFT YAWED TO RIGHT. NR 1 ENGINE CONTINUED TO OPERATE. NR 2 ENGINE 99.5%, OPERATED NORMALLY REMAINDER OF FLT. MX DOWNLOADED EED FAULT CODES FOUND BOTH NR 1 & 2 ENGINES HAD CODES 94 21 76 72 73 71 AND 50. REMOVED FDR AND SENT TO PDX FOR DATA DOWNLOAD. COMPLIED WITH OVER TORQUE INSPECTION. FDR DATA DOWNLOAD REVEALED MAX TORQUE LOGGED IN FDR HISTORY WAS 111% FOR 2 SECONDS WHICH IS WITHIN ALLOWABLE LIMITS. CLEANED AND REINSTALLED CONNECTOR P6 P7 AND P12. CLEARED FAULT CODES. COMPLIED WITH POWER ASSURANCE PERFORMANCE TEST. CHECK FOR EEC FAULT CODES AFTER PERFORMANCE TEST. NO FAULTS LOGGED.