SDR QXEA200701591

Service difficulty report · Deice System · Bombdr DHC8402

Difficulty date: October 20, 2007
Submitted: October 23, 2007
Operation: Air carrier
Aircraft: N422QX
Make and model: Bombdr DHC8402
Aircraft serial: 4150
Aircraft time: 1,709 hours, 1,572 cycles
System (JASC): 3010 · Airfoil Anti/De-ice System
Part: Deice System
Condition: Malfunctioned
Stage of operation: DE
How discovered: V
Nature of condition: J
Precautionary procedure: O

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

What was found

GEG FLIGHT NR 2376: DURING DESCENT, DEICE CAUTION ILLUMINATED. AFTER RUNNING CHECKLIST, DEICE PRESSURE ON BOTH SIDES OF SYSTEM REMAINED AT 18 PSI. SECOND GREEN LIGHT FROM RIGHT WING TIP DOES NOT ILLUMINATE AND BOOT SET DOES NO APPEAR TO INFLATE. MAINTENANCE PERFORMED FUNCTIONAL CHECK IAW AMM TASK 30-11-720-801. CYCLED THROUGH FAST, SLOW AND MANUAL SEVERAL TIMES. NO DEFECTS NOTED. INFLATED BOOT. LEAK CHECK WITH NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.