Service difficulty report · Proximity Switch · Boeing 7572Q8

Difficulty date
January 18, 2026
Submitted
January 19, 2026
Operation
Air carrier
Aircraft
N751CX
Make and model
Boeing 7572Q8
Aircraft serial
26273
Aircraft time
68,825 hours, 26,425 cycles
Part
Proximity Switch
Part number
810240
Condition
Faulted
Location
Zone 800
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

SLIDE LIGHT ARMED LIGHT WILL NOT ILLUMINATE WHEN ARMED ON L1 DOOR. PLACED ON DEFERRAL 69878 MINIMUM EQUIPMENT LIST ATI-25-66-05-01 CATEGORY C. DUE 28 JANUARY 2026. REMOVED AND REPLACED AFT AND FORWARD PROXIMITY SENSORS IN ACCORDANCE WITH AMM 25-66-11. OPS CHECKED GOOD.

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