Service difficulty report · Tachometer · Robsin R44

Difficulty date
January 18, 2019
Submitted
January 31, 2019
Operation
General aviation
Filed by
YV3R012M
Robinson Helicopter Company Inc
Make and model
Robsin R44
Aircraft serial
2446
Aircraft time
507 hours
Engine
Lyc O540F1B5
Part
Tachometer
Part number
C7924
Part serial
1646
Condition
Intermittent
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 STICKS AT ZERO INTERMITTENTLY, ENGINE NEEDLE READS 3% HIGH.