SDR ASAA2016062317163

Service difficulty report · Warning System · Boeing 737890

Difficulty date: June 23, 2016
Submitted: June 27, 2016
Operation: Air carrier
Aircraft: N532AS
Make and model: Boeing 737890
Aircraft serial: 36346
Aircraft time: 23,634 hours, 7,100 cycles
System (JASC): 7830 · Engine Thrust Reverser
Part: Warning System
Condition: False Activation
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: A

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

What was found

NR 1 ENGINE REV LIGHT CAME ON AT 8000 FT, ENGINE LIGHT ALSO CAME ON. NR 1 REVERSER LIGHT ONLY ON OVERHEAD PANEL, WENT OUT WITH REVERSER DEPLOYMENT ON LANDING ON THE GROUND. ACFT GROUNDED. AIR TURNBACK, ACCOMPLISHED EAU BITE WITH NO FAULTS NOTED. CYCLED NR 1 T/R SEVERAL TIMES, T/R OPERATES NORMALLY WITH NO FAULTS ON SUBSEQUENT EAU BITE. CLEARS MEL 78-1B, REF AMM 78-00-00 AND 78-31-00.