737 Flight Crew Operations Manual
Supplementary Procedures Chapter SP
Fuel Section 12
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
D6-27370-866-EGP SP.12.1
12 FuelFuelFile Highlig ht
Spar Fuel Shutoff Valve Operational Check
YK981 - YQ456
Note: Regulatory approval for use of the following flight crew
procedure(s) is required.
Note: The check is considered failed for any of the following
procedures if the SPAR VALVE CLOSED light (located on the
fuel control panel) fails to illuminate bright during the check.
Unless accomplished by maintenance personnel, do one of the 3
following spar fuel shutoff valve checks once per flight day:
1. Spar Fuel Shutoff Valve Operational Check with Engine(s)
Shutdown
With AC power established on the airplane:
Verify that the engine No. 1 and engine No. 2 fire switches are in.
ENGINE START switches................................................................ OFF
Engine start lever (first engine) ...................................................... IDLE
Note: During this check it is normal for the ENG VALVE
CLOSED light to transition from dim to bright, and remain
bright.
Wait for approximately 10 seconds
Engine start lever (first engine) ................................................ CUTOFF
Verify SPAR VALVE CLOSED light transitions from extinguished,
to bright and then dim.
Engine start lever (second engine).................................................. IDLE
Note: During this check it is normal for the ENG VALVE
CLOSED light to transition from dim to bright, and remain
bright.
Wait for approximately 10 seconds
Engine start lever (second engine)............................................ CUTOFF
Verify SPAR VALVE CLOSED light transitions from extinguished,
to bright and then dim.
September 15, 2016
To Next Page
Loading...
