Service difficulty report · Circuit Breaker · Boeing 737824

Difficulty date
March 2, 2026
Submitted
March 3, 2026
Operation
Air carrier
Aircraft
N36280
Make and model
Boeing 737824
Aircraft serial
31598
Aircraft time
64,348 hours, 23,903 cycles
Part
Circuit Breaker
Condition
Open
Location
Zone 200
Stage of operation
TX
How discovered
O
Nature of condition
B
Precautionary procedure
D

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

What was found

NO DUCT PRESSURE ON APU. NO DUAL BLEED LIGHT. REQUESTING PER MEL 4907A. C/W DDP. APPROVED MEL 4907A. APPLIED STICKER. RT A/C PACK OPS TEST NO PRESSURE. PERFORMED BLEED AIR ISOLATION TEST. CLOSED ALL A/C PACK CONTROL AND ISOLATION VALVE CIRCUIT BREAKERS. OPS TEST NOW GOOD IAW AMM 36-13-00-710-801.