Service difficulty report · Controller · Boeing 7673Y0

Difficulty date
March 28, 2020
Submitted
March 30, 2020
Operation
Air carrier
Aircraft
N1619A
Make and model
Boeing 7673Y0
Aircraft serial
26208
Aircraft time
74,031 hours, 13,241 cycles
Part
Controller
Part number
77328913
Part serial
860811
Condition
Malfunctioned
Location
Bleed Air Sys
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

"LEFT HPSOV" STATUS MESSAGE(<P>TRANSFERRED TO MDDR 126380 PER MEL 36-11-02-01, CAT 'C'.</P><P>REF LOG PAGE 1226389 ITEM M4: REMOVED AND REPLACED #1 ENGINE VALVE HIGH PRESSURE SHUTOFF IAW AMM 36-11-02. OPS TEST AND LEAK CHECK OK. P/N OFF 802170-12, S/N OFF 940611.</P><P>REF LOG PAGE 1226389 ITEM M5; REMOVED AND REPLACED CONTROLLER ASSY HIGH PRESSURE #1 ENGINE IAW AMM 36-11-08. OPS TEST AND LEAK CHECK OK, THIS CLEARS DMI 126380.</P>)

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