Service difficulty report · Switch · Bombdr BD1001A10

Difficulty date
August 20, 2021
Submitted
August 23, 2021
Operation
Air carrier
Aircraft
N765QS
Make and model
Bombdr BD1001A10
Aircraft serial
20523
Aircraft time
6,520 hours, 3,770 cycles
Part
Switch
Part number
MSP3009301000
Part serial
3770
Condition
Defective
Location
Main Door
Stage of operation
TX
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

MAIN DOOR MOTOR SWITCH: THE MAIN CABIN DOOR DID AN UNCOMMANDED CLOSE DUE TO THE GALLEY SWITCH PANEL NOT BEING SEATED PROPERLY. NEITHER OF US WERE ANYWHERE NEAR THE SWICTH PANEL AND THE DOOR CLOSED AND MOTOR STAYED ENGAGED UNTIL THE SWITCH WAS TAPPED. (TO CLOSE THE DOOR, YOU HAVE TO CONTINOUSLY KEEP THE SWITCH BUTTON PRESSED DURING THE CLOSE CYCLE.) INSTALLED NEW CABIN DOOR INTERNAL SWITCH ASSY REF. CL350 AMM 52-11-13. OPS CHECK GOOD.