Service difficulty report · Control Valve · Boeing 737823

Difficulty date
April 17, 2019
Submitted
April 19, 2019
Operation
Air carrier
Aircraft
N914AN
Make and model
Boeing 737823
Aircraft serial
29515
Aircraft time
59,622 hours, 24,100 cycles
Part
Control Valve
Part serial
0306
Condition
Unreliable
Location
Te Flaps
Stage of operation
AP
How discovered
O
Nature of condition
J, F
Precautionary procedure
A

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

What was found

AIRCRAFT WAS GROUNDED. PILOT DECLARED EMERGENCY INBOUND DUE TO A FLAPS ISSUE. FLIGHT LANDED WITHOUT INCIDENT. FLAPS WOULD NOT DEPLOY ON APPROACH. HYDRAULIC PRESSURE NORMAL. NO ASSEMENTRY. PSEU LIGHT ILLUMINATED ON LANDING ROLL. MAINTENANCE REMOVED AND REPLACED THE TRAILING EDGE FLAPS CONTROL VALVE IAW AMM 27-51-65. OPS CHECK NORMAL. LEAK CHECK GOOD.