SDR EIAA980320

Service difficulty report · Switch · Boeing 747273C

Difficulty date
October 11, 1998
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N470EV
Make and model
Boeing 747273C
Aircraft serial
20653
Engine
Pwa JT9D7F
Part
Switch
Part number
215N4149
Condition
Failed
Location
Nr 4 Engine
Stage of operation
NR
Nature of condition
J
Precautionary procedure
E

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

What was found

JFK - IN CRUISE, NR 4 ENGINE START VALVE OPEN LIGHT CAME ON. SHUTDOWN ENGINE. N1 32 PERCENT, N2 24 PERCENT, OIL PRESSURE 20 PSI. REPLACED START VALVE SWITCH PER MM 80-11-05. OPS CHECK GOOD. INSPECTED ENGINE PER MM 72-00. (M)