Service difficulty report · Hydraulic System · Boeing 737823

Difficulty date
December 15, 2025
Submitted
December 16, 2025
Operation
Air carrier
Aircraft
N973NN
Make and model
Boeing 737823
Aircraft serial
31219
Aircraft time
31,252 hours, 13,347 cycles
Part
Hydraulic System
Condition
Underserviced
Location
Zone 100
Stage of operation
AP
How discovered
O
Nature of condition
J
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: AN EMERGENCY WAS DECLARED DUE TO: UPON CONFIGURATION FLAPS STUCK AT 27 DEGREES WITH AMBER LEADING EDGE FLAPS TRANSIT LIGHT ILLUMINATED. AIRCRAFT EMERGENCY LANDED SAFELY AT IND. INSPECTED AND FOUND HYDRAULIC SYSTEM-B LOW, SERVICED HYDRAULIC SYSTEM-B. PER AMM 12-12-00. INSPECTED FOR LEAKS NO LEAKS NOTED. TROUBLESHOOT PER FIM 27-51-00-810-813 WITH NO ADDITIONAL FAULTS NOTED.