SDR QXEA200501105

Service difficulty report · Oil System · Bombdr DHC8402

Difficulty date: July 12, 2005
Submitted: July 15, 2005
Operation: Air carrier
Aircraft: N409QX
Make and model: Bombdr DHC8402
Aircraft serial: 4051
Aircraft time: 9,116 hours, 9,661 cycles
Engine: Pwc PW150A
System (JASC): 7930 · Engine Oil Indicating System
Part: Oil System
Condition: Overtemp
Location: Nr 1 Engine
Stage of operation: CL
How discovered: O
Nature of condition: M
Precautionary procedure: O

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

What was found

ABOUT 5 MIN AFTER TAKEOFF, NR 1 OIL TEMP CLIMBED TO 114 DEG C. CLOSED ENGINE INTAKE BYPASS DOORS IAW CHECKLIST. ABOUT 5 MINUTES LATER, TEMP DROPPED TO 107 DEG C AND KEPT DECREASING SLOWING TO ABOUT 77 DEG C WHERE IT REMAINED FOR REST OF FLIGHT. MAINTENANCE INTERROGATED CDS IAW Q400 AMM TASK 45-00-73-742-801. NO CURRENT FAULT MOT 114.5 DEG C FOR 515 SECONDS OK FOR SERVICE IAW Q400 AMM 05-11-992-802. AIRCRAFT RETURNED TO SERVICE.