Service difficulty report · Fitting · Bolkms BK117C2

Difficulty date
December 15, 2021
Submitted
January 3, 2022
Operation
Air carrier
Aircraft
N766ME
Make and model
Bolkms BK117C2
Aircraft serial
9066
Aircraft time
9,222 hours, 28,232 cycles
Engine
Tmeca ARRIEL1E2
Engine time
9,275 hours, 16,898 cycles
Part
Fitting
Condition
None
Location
On Mod 3
Part time
9,275 hours, 16,898 cycles
Stage of operation
CL
How discovered
V
Nature of condition
C
Precautionary procedure
A

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

What was found

IN CRUISE FLIGHT LOSS OF ENG OIL PRESSURE FOR THE #2 ENG WAS INDICATED ON THE VEMD FLUCTUATING BETWEEN THE CAUTION AND LIMIT RANGE FOLLOWED BY A CAUTION ON THE CAD. I CALLED FOR THE EP CHECKLIST WHILE ESTABLISHING OEI. OEI WAS ESTABLISHED AND A RUN ON LANDING WAS PERFORMED TO THE NEAREST AIRPORT KCXO. POST FLIGHT NO OIL WAS FOUND IN THE #2 RESERVOIR SIGHT GAUGE, FOUND GRASS OBSTRUCTING THE P2 AIR UNION CAUSING THE ENGINE TO CONSUME ALL THE OIL