Service difficulty report · Control Valve · Boeing 737890

Difficulty date
July 27, 2018
Submitted
July 31, 2018
Operation
Air carrier
Aircraft
N514AS
Make and model
Boeing 737890
Aircraft serial
35193
Aircraft time
37,711 hours, 11,323 cycles
Part
Control Valve
Part number
3989083
Part serial
11237
Condition
Failed
Location
Ac Bay
Part time
37,758 hours, 11,334 cycles
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

AFTER START RIGHT PACK LIGHT CAME ON. GROUNDED - YES. REPLACED RIGHT PACK TCV (V141) PER AMM 21-61-21/401. OPS GOOD.