Service difficulty report · Grommet · Piper PA28181

Difficulty date
June 15, 2023
Submitted
June 15, 2023
Operation
General aviation
Aircraft
N229LM
Make and model
Piper PA28181
Aircraft serial
2881572
Aircraft time
685 hours
Engine
Lyc IO360B4A
Engine time
685 hours
Part
Grommet
Part number
463554
Part serial
NA
Condition
Excess Play
Location
Engine Compartme
Part time
100 hours
Component
Air Box · Piper · NA
Component part number
28P71A007001
Stage of operation
NR
How discovered
V
Nature of condition
E, R
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

THE SILICONE GROMMET P/N 463-544 USED ON AIR BOX P/N 28P71A007-001 IS WEARING ON THE METAL STRUCTURE OF THE AIR BOX CAUSING EXCESSIVE PLAY. THIS ALLOWS THE ALTERNATE AIR VALVE TO MOVE INSIDE OF THE AIR BOX CAUSING DAMAGE TO THE AIR BOX AND VALVE. THIS ALSO IS ALLOWING UNCONTROLLED HEATED AND UNFILTERED AIR TO THE ENGINE.

More about the Piper PA-28-181