SDR ASAA2017010619258

Service difficulty report · Probe · Boeing 737890

Difficulty date: January 6, 2017
Submitted: January 9, 2017
Operation: Air carrier
Aircraft: N563AS
Make and model: Boeing 737890
Aircraft serial: 35180
Aircraft time: 38,656 hours, 11,628 cycles
System (JASC): 2840 · Fuel Indicating System
Part: Probe
Part number: 2020002120210021
Condition: No Test
Location: Nr 2 Fuel Tank
Stage of operation: IN
How discovered: C
Nature of condition: L
Precautionary procedure: K

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

What was found

DURING ACCOMPLISHMENT OF TASK CARD NG-28FCD-18090-1. FUEL QTY INDICATION SYSTEM NR 2 TANK AND COMPENSATOR UNITS TESTING. FOUND SIX FUEL PROBES OUT OF TOLERANCE F1, F2, F3, F4, F6 AND F8. ACFT GROUNDED. 2 TANK IS SUMPED AND NR 2 BUSSING PLUG IS DISCONNECTED. REPLACED THE NR 2 TANK PROBES F1, F2, F3, F4, F6, AND F8 IAW AMM 28-41-21-400-801. SYSTEM TEST NORMAL AND PASSED IAW AMM 28-41-00. COMPARISON CHECK PASSED IAW AMM 28-41-00.