Service difficulty report · Control Valve · Boeing 737890

Difficulty date
February 3, 2014
Submitted
February 5, 2014
Operation
Air carrier
Aircraft
N516AS
Make and model
Boeing 737890
Aircraft serial
39044
Aircraft time
19,703 hours, 6,116 cycles
Part
Control Valve
Part number
3989083
Part serial
10599
Condition
Malfunctioned
Location
A/C Bay
Part time
19,826 hours, 7,225 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

RIGHT PACK LIGHT ILLUMINATED ON RECALL. ACFT GROUNDED. GROUND TEST CONFIRMED RT TEMP CONTROL BITE, FAILED THIS PACK TCV IAW FIM 21-62/801. RESET TEMP CONTROLLER. R & R TEMPERATURE CONTROL VALVE RT IAW AMM 21-51-10. OPS CHECKED GOOD.