Service difficulty report · Governor · Bombdr DHC8402

Difficulty date
July 9, 2012
Submitted
July 13, 2012
Operation
Air carrier
Aircraft
N418QX
Make and model
Bombdr DHC8402
Aircraft serial
4143
Aircraft time
13,731 hours, 14,656 cycles
Engine
Pwc PW150A
Propeller
Dowty R4086123F17
Part
Governor
Part number
697072003
Part serial
DAP0127
Condition
Malfunctioned
Location
Propeller
Part time
20,767 hours, 21,437 cycles
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

NR 2 PROPELLER SLOW TO COME OUT OF FEATHER, TAKES APPROX 10 SECONDS LONGER THAN NR 1, OVERALL TIME UNKNOWN. PERFORMED TROUBLESHOOTING IAW FIM TASK NR 61-20-00-810-803, STEPS 1-5A (7). INTERROGATED CDS AND PEC FOR FAULT CODES. NO FAULT CODES PRESENT. R & R OSG IAW AMM TASK NR 61-20-26-000-801 AND 61-20-26-400-801. PERFORMED OPS TEST OF THE OSG IAW AMM TASK 61-20-00-710-803. OPS TEST GOOD. NO LEAKS NOTED. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.