What was found
IAW CUSTOMER REQUEST NEED TO REPLACE APU SURGE CONTROL VALVE AFTER T/S. REPLACED APU SURGE CONTROL VALVE, PERFORMED OPS TEST OF APU WITH LOAD. LT AND RT PACK FOR 60 MIN. NO PRESSURE DROP APPEARED IAW AMM 49-53-01.
- Difficulty date
- February 25, 2016
- Submitted
- February 29, 2016
- Operation
- Air carrier
- Aircraft
- N642GT
- Make and model
- Boeing 7673Y0
- Aircraft serial
- 26207
- Aircraft time
- 77,444 hours, 19,404 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Valve
- Part number
- 97980612
- Part serial
- 102C
- Condition
- Not Reported
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.