Service difficulty report · Modulating Valve · Boeing 767324

Difficulty date
June 1, 2021
Submitted
June 7, 2021
Operation
Air carrier
Aircraft
N663GT
Make and model
Boeing 767324
Aircraft serial
27568
Aircraft time
105,258 hours, 20,382 cycles
Part
Modulating Valve
Part number
7738556
Part serial
880227
Condition
Failed
Location
Nr 2 Engine
Stage of operation
IN
How discovered
9
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

OPS CHECK OF #2 ENG FAN MODULATING VLV, CHECKED BAD.(<P><SPAN>TRANSFERRED TO MDDR # 147892, CAT C. DUE 11JUN21 IAW MEL 36-12-02-01. MCC NOTIFIED. PLACARDS INSTALLED, LEAK CHECK GOOD. JL AT 1648Z.</SPAN></P><P>REMOVED AND REPLACED RH FAN AIR MODULATING VALVE IAW B767 AMM REF 36-11-16. OPS CHECKED GOOD. THIS CLEARS MDDR 147892, MCC NOTIFIED. TS @ 01:17Z</P>)