Service difficulty report · Shutoff Valve · Bombdr DHC8402

Difficulty date
March 24, 2010
Submitted
March 29, 2010
Operation
Air carrier
Aircraft
N429QX
Make and model
Bombdr DHC8402
Aircraft serial
4161
Aircraft time
7,156 hours, 7,780 cycles
Engine
Pwc PW150A
Part
Shutoff Valve
Part number
304796605
Part serial
443
Condition
Malfunctioned
Location
Zone 400
Part time
7,156 hours, 7,780 cycles
Stage of operation
NR
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

NR 2 ENGINE ITT INCREASE ABOUT 100 DEG, FF INCREASE ABOUT 100 PPH, NH ABOUT 1.5 ANF NL ABOUT 1 HIGHER THAN NR 1 ENGINE ALL INDICATION REMAINED WITH IN LIMITATION. DIVERTED AND PERFORMED A UNEVENTFUL LANDING. INTERROGATED CDS NO FAULTS FOUND. R & R NR 2 HPSOV IAW AMM 36-11-09-000-801/ 36-11-09-400-801. R & R NR 2 P2.7 IBV IAW 75-31-01-000-801/ 75-31-01-400-801. CW POWER ASSURANCE RUNS IAW MTC 6710005. NR 1 AND NR 2 ENGINE POWER LEVERS ARE SYMETRIC AT ALL POSITIONS POWER AND ITT MATCH. RETURNED TO SERVICE.