Service difficulty report · Switch · Piper PA31P

Difficulty date
August 23, 2005
Submitted
September 14, 2005
Operation
General aviation
Aircraft
N527CB
Make and model
Piper PA31P
Aircraft serial
31P7730001
Engine
Lyc TIGO541*
Part
Switch
Part number
587817
Condition
Open
Location
Cabin Door
Stage of operation
IN
How discovered
V
Nature of condition
N
Precautionary procedure
K

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

What was found

CONFIRMED REPORT OF CABIN DOOR UNSAFE ANNUNCIATOR REMAINING ILLUMINATED W/DOOR CLOSED. FOUND UPPER CENTER BAYONET RECEPTACLE SWITCH TO HAVE OPEN CONTINUITY IN ANY POSITION. FOUND WIRE L11T PREVIOUSLY JUMPERED TO DOOR SEAL PRESSURE SWITCH GROUND AND DOOR WARNING RELAY JUMPERED AROUND FROM L11T CONNECTION TO GROUND CONNECTION BY PERSONS OR FACILITY UNKNOWN. NO RECORDS IN US AC LOGBOOKS OF REPAIRS IN THIS AREA. REPLACED BAYONET SWITCH W/NEW SWITCH AND REPAIRED/CORRECTED SYSTEM WIRING TO AS SHOWN IN SRM WIRING DIAGRAMS. DOOR WARNING ANNUNCIATOR OPERATIONAL CHECKS NOW NORMAL. (K)

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