- Difficulty date
- July 5, 2012
- Submitted
- July 10, 2012
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35689
- Aircraft time
- 16,124 hours, 5,169 cycles
- Engine
- Cfmint CFM567B273
- Part
- Controller
- Condition
- Malfunctioned
- Location
- A/C Pack
- Stage of operation
- TX
- 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
RT PACK LIGHT ILLUMINATES ON MASTER RECALL RECALL-EXTINGUISHES WHEN MASTER CAUTION IS RESET. NR1 CONTROLLER SHOWS STANDBY CONTROLLER FAULT, NR2 CONTROLLER SHOWS TCV FAULT. BOTH FAULTS RESET,VERIFIED. RAN BOTH PACKS REF MM 21-61-00, OPS NORMAL, SAME. GROUND VERIFICATION GOOD. SEAM C NOTIFIED.