Service difficulty report · Bottle · Boeing 737800*

Difficulty date
July 22, 2026
Submitted
July 23, 2026
Operation
Air carrier
Aircraft
N852SY
Make and model
Boeing 737800*
Aircraft serial
40910
Aircraft time
28,430 hours, 15,800 cycles
Part
Bottle
Part number
33700002
Part serial
47066D1
Condition
Illuminated
Location
Nr 1
Part time
4,609 hours, 1,613 cycles
Component
Engine · Cfmint · CFM567B273
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
F

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

What was found

AFTER START ENG 1 OVERHEAT LIGHT ILLUMINATED RAN QRH AND DID ESP ON GROUND. QRH THEN DICTATED TO DISCHARGE A BOTTLE. AFTER BOTTLE DISCHARGE OVERHEAT LIGHT WENT AWAY. PERFORMED AMM TASK 71-00-00-800-803, NO EVIDENCE OF FIRE. PERFORMED FIM 26-10 TASK 801, NO FAULTS. PERFOMED FIM 26-10 TASK 805, LOOP A AND B PASSES CHECKS. ALL DETECTORS PASS. REMOVED AND REPLACED #1 FIRE BOTLE. PERFORMED ENGINE RUN FOR 15 MINS WITH NO OVERHEAT WARNING. REF LP 846235 ITEM 2. NO DEFECTS NOTED. ACFT OK FOR SERVICE.

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