Service difficulty report · Switch · Boeing 7673Z9

Difficulty date
January 27, 2011
Submitted
February 1, 2011
Operation
Air carrier
Aircraft
N763BK
Make and model
Boeing 7673Z9
Aircraft serial
23765
Aircraft time
84,619 hours, 17,238 cycles
Part
Switch
Part number
MS2452423
Condition
Corroded
Location
Evac Slide
Part time
84,619 hours, 17,238 cycles
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

RIGHT OVERWING ESCAPE SLIDE DOOR AND INADVERTENTLY DEPLOYED DURING PERFORMANCE OF MAINTENANCE. LACES RIPPED ON SLIDE. REMOVED AND REPLACED BACKUP FIRE SWS2, BACKUP ARM SWS1 AND RELAY K1 ON M1136 MODULE AS PER B767 SWPM 25-65-15. IN ADDITION, REMOVED AND REPLACED K2, K3, K4 AND SLIDE DOOR SQUIB TIME DELAY AS PER SWPM 20-00-10. SYSTEM ARMED OK.

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