Service difficulty report · Control Valve · Boeing 737890

Difficulty date
August 14, 2017
Submitted
August 21, 2017
Operation
Air carrier
Aircraft
N534AS
Make and model
Boeing 737890
Aircraft serial
35202
Aircraft time
26,137 hours, 7,608 cycles
Part
Control Valve
Part number
3989083
Condition
Faulted
Location
Rt A/C Pack
Part time
63,867 hours, 30,216 cycles
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

ON RECALL, RIGHT PACK LIGHT ILLUMINATED, CLEARED WITH RECALL RESET. ACFT GROUNDED. REMOVED AND REPLACED THE RIGHT PACK TCV IAW AMM 21-51-10. BITE TESTED GOOD, LEAK AND OPS CHECKED GOOD.