Service difficulty report · Control Valve · Boeing 737890

Difficulty date
August 28, 2015
Submitted
August 31, 2015
Operation
Air carrier
Aircraft
N532AS
Make and model
Boeing 737890
Aircraft serial
36346
Aircraft time
20,236 hours, 6,104 cycles
Part
Control Valve
Part number
3989083
Part serial
13898
Condition
Unknown
Location
Nr 2 A/C Pack
Part time
20,264 hours, 6,111 cycles
Stage of operation
LD
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

DURING LANDING CHECKLIST, ON RECALL, MASTER CAUTION ILLUMINATED, AIR CONDITION AND NR 2 PACK LIGHT ILLUMINATED. FOLLOWED QRH CHECKLIST. ACFT GROUNDED. R & R RT PACK TEMP CONTROL VALVE IAW AMM 21-51-10/401.