SDR ASAA2013040994434

Service difficulty report · Valve · Boeing 737890

Difficulty date: April 9, 2013
Submitted: April 12, 2013
Operation: Air carrier
Aircraft: N597AS
Make and model: Boeing 737890
Aircraft serial: 35689
Aircraft time: 19,258 hours, 6,046 cycles
System (JASC): 3020 · Air Intake Anti/De-Ice System
Part: Valve
Part number: 32156184
Part serial: 5985
Condition: Failed
Location: Nr 2 Engine
Part time: 19,258 hours, 6,046 cycles
Stage of operation: DE
How discovered: O
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

DURING DESENT , ENGINE ANTI ICE SELECTED TO ON, NR 2 ENGINE ANTI ICE LIGHT STAYED BRIGHT BLUE, N1 TAI INDICATION WAS AMBER. R & R NR 2 ENG THERMAL ANTI ICE NOSE COWL VALVE IAW AMM 30-21-11, OPS CKS GOOD, ALL INDICATION CK GOOD, NO LEAKS NOTED.