FORD 2001 F-550 v.2 - Manual (Page 80)

Window lock
The window lock feature allows only
the driver to operate the power
windows.
To lock out all the window controls
except for the driver’s press the left
side of the control. Press the right
side to restore the window controls.
Accessory delay (if equipped)
With accessory delay, the window switches may be used for up to ten
minutes after the ignition switch is turned to the OFF position or until
any door is opened.
POWER DOOR LOCKS (IF EQUIPPED)
Press U to unlock all doors and L to
lock all doors.
U L
Controls and features
80