Service difficulty report · Switch · Piper J5A

Difficulty date
September 10, 2015
Submitted
October 27, 2015
Operation
General aviation
Aircraft
N38719
Make and model
Piper J5A
Aircraft serial
51074
Engine
Lyc O290D2
Part
Switch
Part number
11869
Condition
Shorted
Location
Magneto
Stage of operation
NR
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

ON GROUND RUN, AFTER INCIDENT, MAGNETO CHECKED NUMEROUS TIMES, NORMAL. EVENTUALLY, IT FAILED. RECHECKED NUMEROUS TIMES AND FOUND THAT SWITCH WAS GROUNDING INTERMITTENTLY. REPLACE SWITCH ON TIMELY INTERVALS.

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