Service difficulty report · Tachometer · Robsin R44RAVENII

Difficulty date
April 3, 2019
Submitted
April 12, 2019
Operation
General aviation
Filed by
YV3R012M
Robinson Helicopter Company Inc
Make and model
Robsin R44RAVENII
Aircraft serial
11094
Aircraft time
1,213 hours
Engine
Lyc IO540AE1A5
Part
Tachometer
Part number
C7924
Part serial
2499
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 NEEDLE SHOWING ENGINE SPEED IS HANGING UP UNTIL GLASS IS TAPPED.