Service difficulty report · Tachometer · Robsin R44RAVENII

Difficulty date
May 22, 2019
Submitted
May 24, 2019
Operation
General aviation
Aircraft
N691BA
Make and model
Robsin R44RAVENII
Aircraft serial
11168
Aircraft time
2,293 hours
Engine
Lyc IO540AE1A5
Part
Tachometer
Part number
C7924
Part serial
4104
Condition
Malfunctioned
Location
Cockpit
Stage of operation
NR
How discovered
O
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

CUSTOMER REPORTED ROTOR NEEDLE PEGS FULL SCALE WHEN POWER IS APPLIED.