Service difficulty report · Lavatory · Boeing 7378

Difficulty date
October 9, 2026
Submitted
October 13, 2026
Operation
Air carrier
Aircraft
N17279
Make and model
Boeing 7378
Aircraft serial
64613
Aircraft time
13,766 hours, 4,682 cycles
Part
Lavatory
Condition
Malfunctioned
Location
Zone 900
Stage of operation
CL
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

NO LAVS FLUSHING PROPERLY APPLIED MEL 38-30-01-01. MAIN. PROCEDURE C/W APPROVED MEL 3830E.VACUUM BLOWER INOPERATIVE AND DEACTIVATED. LAVATORIES WILL NOT FLUSH ON THE GROUND OR IN THE AIR BELOW 16,000 FEET. APPLIED MEL 38-30-01-01. MEL REF #38-30E. MAINT. PROCEDURE C/W *DM* SEE M/L FOR BLOWER ASSY M1721. ACCOMPLISHED WASTE TANK SERVICING, IAW AMM TASK 12-17-01-610-801 CLEANED AND REMOVED PLUGGED DEBRIS. C/O AUTO ZERO TEST AND LCM BITE TEST NO FAULT NOTED IAW AMM TASK 38-33-03-400-801.RESETED VACUUM WASTE BLOWER CIRCUIT BREAKER, C1389 IAW WDM 38-32-12. PER FORMED TOILET - OPERATIONAL TEST SUCCESSFULLY AFTER RESET NO FA ULTS NOTED IAW TASK 38-32-00-700-802.WITH THIS ACTION 38-MEL IS CLOSED.

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