Service difficulty report · Tachometer · Robsin R44RAVENII

Difficulty date
September 13, 2019
Submitted
September 20, 2019
Operation
General aviation
Filed by
YV3R012M
Robinson Helicopter Company Inc
Make and model
Robsin R44RAVENII
Aircraft serial
14306
Aircraft time
70 hours
Engine
Lyc IO540AE1A5
Part
Tachometer
Part number
C7924
Part serial
7682
Condition
Malfunctioned
Location
Main Rotor
Part time
70 hours
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 DUAL TACHOMETER P/N: C792-4 ROTOR NEEDLE IS MALFUNCTIONING.