Ford F-650 2001 Owner's Manual page 11

Instrumentation
Charging system
Illuminates when the ignition is
turned to the ON position and the
engine is off. The light also
illuminates when there is no
alternator output, or an over voltage
condition requiring electrical system service.
Brake system warning
Momentarily illuminates when the
ignition is turned to the ON position BRAKE
and the engine is off. If the brake
!
warning lamp does not illuminate at
this time seek service immediately.
If equipped with a hydraulic brake system and the warning lamp remains
illuminated after engine start up, this indicates a brake system
malfunction. Stop the vehicle safely as soon as possible and seek service
immediately.
If equipped with an air brake system, the warning light stays on until the
air pressure builds up to 414 kPa (60 psi). If the air pressure drops
below 414 kPa (60 psi) during operation, the remaining brake system is
still operational but the stopping distance will be greater.
Parking brake warning (Hydraulic brakes only)
Momentarily illuminates when the
BRAKE
ignition is turned to the ON position
and the engine is off. Also
P
illuminates when the parking brake
is engaged. If the brake warning
lamp does not illuminate at these
times, seek service immediately.
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