SDR AALA20160616002

Service difficulty report · Indication Sys · Boeing 737823

Difficulty date: June 15, 2016
Submitted: June 17, 2016
Operation: Air carrier
Aircraft: N921AN
Make and model: Boeing 737823
Aircraft serial: 29522
Aircraft time: 49,814 hours, 20,083 cycles
System (JASC): 2840 · Fuel Indicating System
Part: Indication Sys
Condition: Malfunctioned
Location: Fuel System
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: O

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

What was found

AIRCRAFT WAS NOT GROUNDED. EMERGENCY DECLARED. LANDING UNEVENTFUL. AIRCRAFT NOT OVERWEIGHT. DURING CLIMB THE RIGHT FUEL QUANTITY SHOWED 1000 LBS LOWER THAN THE LEFT WITH AMBER, "IMBALANCE" ILLUMINATED. THE DIFFERENTIAL INDICATION THROUGHOUT FLIGHT. MAINTENANCE ACCOMPLISHED BITE OF FUEL QUANTITY SYSTEM WITH NO FAULTS FOUND. ACCOMPLISHED STICK CHECK OF TANKS IAW AMM 28-41-00. TRANSFERRED FUEL, RECHECKED TANKS WITH STICKS AND COCKPIT INDICATION. FUEL INDICATION NORMAL AND WITHIN LIMITS.