Service difficulty report · Solenoid Valve · Boeing 76731K

Difficulty date
July 27, 2019
Submitted
July 29, 2019
Operation
Air carrier
Aircraft
N1487A
Make and model
Boeing 76731K
Aircraft serial
28865
Aircraft time
85,559 hours, 17,298 cycles
Part
Solenoid Valve
Part number
38761661
Part serial
2750
Condition
Malfunctioned
Location
Apu
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

APU INFLT START ATTEMPT, FAILED 3 TIMES FL 40000, MAX RPM NOTED 48. OAT -45. (<P>MCC NOTIFIED. THIS BECOMES DMI 115399 MEL 49-11-01A, CAT 'C', DUE: 06AUG19.</P><P>LP 1080632 - M5: REMOVED AND REPLACED DE-OIL SOLENOID VALVE WITH OVERHAULED UNIT REF AMM 49-27-08. OPS & LEAK CHECKS ARE GOOD. THIS CLEARS DMI #115399. PLACARDS REMOVED. MCC NOTIFIED. </P>)

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