Service difficulty report · Blower · Boeing 737824

Difficulty date
December 17, 2024
Submitted
December 17, 2024
Operation
Air carrier
Aircraft
N79279
Make and model
Boeing 737824
Aircraft serial
31597
Aircraft time
61,579 hours, 22,468 cycles
Part
Blower
Part number
6068022
Part serial
784727
Condition
Faulted
Location
Waste Tank
Part time
63,859 hours, 23,713 cycles
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 FLUSH IN AIR CONTACT TOMC FOR CLEARING. FOUND VACUUM WASTE CONTROLLER C/B OPEN. CLOSED C/B AND PERFORMED OPERATIONAL CHECKS IN REFERENCE TO AMM 38-32-00. ALL TESTS PASSED. PER TOMC, VERIFIED WRONG C/B'S WERE PULLED(VACUUM CRTL) WHEN COMPLYING WITH DDP MEL 3802E. ALL SYSTEMS OPERATE NORMALLY AT THIS TIME. UNLOCKING FOR CLEARING. ALL LAVS OPS CK NORMAL. C/B "WASTE BLOWER" 0N P91 PANEL PULLED AND COLLERED APPROVED DISPATCH DESK: DD84 NAME: DN DATE: 15-DEC-24- NOC DESK: B737 NAME: NB DATE: 15-DEC-24- LAVATORY WASTE SYSTEM VACUUM BLOWER INOPERATIVE. BLOWER, VACUUM, OFF 99-3832-9-0006 4727 ON 0000 BLOWER, VACUUM, OFF 99-3832-9-0006 4727 ON 99-3832-9-0006 7841 REMOVED AND REPLACED VACUUM BLOWER IN REFERENCE TO AMM 38-32-05. MEL MAINTENANCE ACTIONS REVERSED. PARTS USED: 99-3832-9-0006,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1391594 SN OFF 4727