Service difficulty report · Controller · Boeing 7673JHF

Difficulty date
May 23, 2019
Submitted
May 24, 2019
Operation
Air carrier
Aircraft
N643GT
Make and model
Boeing 7673JHF
Aircraft serial
37809
Aircraft time
14,953 hours, 4,234 cycles
Part
Controller
Part number
77328915
Part serial
2009070816
Condition
Malfunctioned
Location
Bleed Air Sys
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
H

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

What was found

R ENG HPSOV STATUS MESSAGE.(<P>TRANSFER TO MDDR #112094 AS PER MEL 36-11-02-02. DEACTIVATED R ENG HPSOV AND MAINT ACTION COMPLIED.</P><P>LOG PAGE 917090: IAW FIM 36-10 FT 833 HPSOV THUMB TEST IS 46 SEC TO CLOSE. REACTIVE HPSOV, PERFORM WIRING CHECK HPSOV PIN 2 HPC PIN 6 TO E3-1 GND OK. REMOVED AND REPLACED HPC & PERFORM ENG RUN UP, COND NML IAW AMM 36-11-08 AND 71-00-00. MDDR 112094 CLOSED. </P>)

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