SDR SWAA010094

Service difficulty report · Shutoff Valve · Boeing 7377H4

Difficulty date
January 12, 2001
Submitted
January 18, 2001
Operation
Air carrier
Aircraft
N759GS
Make and model
Boeing 7377H4
Aircraft serial
30544
Aircraft time
3,979 hours, 2,392 cycles
Part
Shutoff Valve
Part number
1074925
Part serial
6327
Condition
Inoperative
Location
Nr 1 Engine
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

AIR TURNBACK, NO BLEED AIR FROM NR 1 ENGINE AFTER T/O. REMOVED AND REPLACED PRSOV, LOW PRESSURE REGULATOR (P/N 3214552-5) AND PRSOV MUSCLE AIR LINE PER MM. OPS AND LEAK CHECK GOOD.

More about the Boeing 737-7H4