Service difficulty report · Valve · Boeing 737824

Difficulty date
September 4, 2015
Submitted
September 8, 2015
Operation
Air carrier
Aircraft
N39297
Make and model
Boeing 737824
Aircraft serial
34003
Aircraft time
33,228 hours, 11,513 cycles
Part
Valve
Part number
32895625
Part serial
4827
Condition
Faulty
Location
Precooler
Stage of operation
CL
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

NUMBER 2 ENG OVHT LIGHT ILLUMINATED DURING CLIMB. THROTTLE WAS REDUCED TO IDLE IAW QRH, LIGHT EVENTUALLY EXTINGUISHED. FITTING ON PRE-COOLER LEAKING ON NR 2 ENG. PERFORMED BLEED AIR HEALTH CHECK, PRE-COOLER FAILED TEST, DOES NOT FULLY CLOSE. R & R VLV PRE-COOLER IAW AMM 36-12-02. RAN ENG AT 90% N1 FOR 10 MINS. LEAK CHECKED GOOD.