Service difficulty report · Switch · Boeing 76731A

Difficulty date
May 23, 2022
Submitted
May 27, 2022
Operation
Air carrier
Aircraft
N662GT
Make and model
Boeing 76731A
Aircraft serial
27619
Aircraft time
81,397 hours, 16,240 cycles
Engine
Pwa PW4060
Part
Switch
Condition
Fault Message
Stage of operation
IN
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

FAILURE L & R PRV OPEN & CLOSE SWITCHES DISAGREE ( POST RUN-UP MESSAGE. PERFORMED AIR SUPPLY CONTROL SYSTEM - BITE TEST IAW AMM 36-23-00. NO FAULTS NOTED, SYSTEM OK AT THIS TIME

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