Service difficulty report · Duct · Boeing 737724

Difficulty date
February 8, 2021
Submitted
February 8, 2021
Operation
Air carrier
Aircraft
N27724
Make and model
Boeing 737724
Aircraft serial
28791
Aircraft time
68,956 hours, 24,438 cycles
Part
Duct
Condition
Ruptured
Location
Mix Chamber
Stage of operation
NR
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

DISCH LIGHT CAME ON DURING FLIGHT NO OTHER INDICATIONS T/S CARGO BOTTLE DISCHARGE LIGHT ON REF FIM TASK 26-23-00-810-802. FOUND FLEX DUCT RUPTURED FROM MIX CHAMBER. REPLACED DUCT. LEAK CK GOOD. CARGO PANEL TEST SWITCH STICKING. REMOVED AND REPLACED CARGO FIRE CONTROL PANEL REF AMM 26-00-002-000-801, 26-00-400-801. OPS TEST OK. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1997249 SN OFF 2338 MODULE, FIRE DE OFF 29-2610-9-0002 2338 ON 29-2610-9-0002 3373 ADDITIONAL REF FIM 26-23-00-810-802