SDR ASAA2016072017444

Service difficulty report · Actuator · Boeing 737890

Difficulty date: July 20, 2016
Submitted: July 25, 2016
Operation: Air carrier
Aircraft: N593AS
Make and model: Boeing 737890
Aircraft serial: 35107
Aircraft time: 32,079 hours, 9,830 cycles
Engine: Cfmint CFM567B262
System (JASC): 7530 · Compressor Bleed Control
Part: Actuator
Part number: 1226400
Part serial: EM83134W
Condition: Failed
Location: Nr 2 Engine
Part time: 32,115 hours, 9,841 cycles
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

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

What was found

WHILE PERFORMING T/C 78273000, FOUND MAINTENANCE MESSAGE 75-10452, THE VBV POSITION SIGNALS DISAGREE, FLIGHT LEG 2 SHORT TIME. ACFT GROUNDED. R & R NR 2 ENGINE RT VBV ACTUATOR, OPS CHECK & LEAK CHECK GOOD. NO FAULTS FOUND, REF AMM 75-32-02.