Service difficulty report · Reu · Bombdr

Difficulty date
June 13, 2019
Submitted
August 17, 2020
Operation
General aviation
Make and model
Bombdr
Part
Reu
Part number
5163001005
Condition
Failed
Location
Flt Controls
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

(CAN) THE FBW SUPPLIER HAS IDENTIFIED A LACK OF MONITOR COVERAGE TO ADDRESS FAILURE MODES ON THE EHSV LVT SENSOR. AS SUCH, WITH THE CURRENT FBW SYSTEM, THE EHSV POSITION SENSING PATH (LVT) CAN FAIL IN A MANNER THAT IS NOT DETECTABLE (DORMANT). THIS EHSV LVT SENSOR IS USED TO SENSE THE EHSV POSITION TO MONITOR FOR EHSV HARD OVER, JAM OR EHSV FEEDBACK SPRING FAILURES OF THE PRIMARY PCUS (IE: AILERON, ELEVATOR, RUDDER ACTUATORS).