Ground Transfer of Fuel

  1. On Flight Deck:

Supplying tank fuel pump switches ............... ON

(Activates pumps in tank which fuel will be taken from. If APU or external electrical power on, observe PRESS lights extinguish.)

Remaining Fuel Pump Switches .................... OFF

  1. On fuelling panel:

Fuelling Panel Access Door ...................... OPEN
Left and Right Defuel Valve Switches ............ OPEN

(Observe valve OPEN light illuminates.)

Fuel Load Select Controls receiving tank(s) ..... PUSH
Desired fuel load for each tank ................. SET

(Observe selected fuel load for each tank is displayed in each load select indicator.)

Fuelling Valve Switch(es) Receiving tank(s) ..... FUEL

(Observe associated valve OPEN lights illuminate.)

Fuel Quantity Indicators ........................ CHECK

(Observe fuel quantity in supplying tank decreasing and fuel quantity in receiving tank increasing. Observe fuelling valve OPEN lights extinguish when value in fuel quantity indicator approximates value in load select indicator or when tank full.)

When fuel transfer completed position switch(es) OFF.

Fuelling Valve Switch(es) ....................... OFF
Defuel Valve Switches ........................... CLOSE

(Close guard and observe OPEN light extinguished.)

Fuelling Panel Access Door ...................... CLOSE

  1. On Flight Deck:

Fuel Pump Switches .............................. OFF

Boeing Aeroplane Operations Manual Volume 2 Section 12 Page 20.9