Ford F-650 2011 Supplement Manual page 114

Driving
neutral (central), and release (in). The switch is spring-loaded to return
to the neutral (central) position after being pushed or pulled.
There is no visual indication at the knob that the park brake is applied or
released. Always observe the gauge cluster Park Brake indicator to
determine if the park brake is applied or released.
Applying the parking brake
To apply the parking brake, pull the yellow, dash-mounted parking brake
knob. A red light on the dash panel should illuminate indicating that the
parking brake has been successfully set.
Note: If the park brake indicator light blinks and a warning chime
sounds when the control knob is pulled, the parking brake is not
functioning properly; seek immediate service from your dealer. Refer to
Parking brake warning system in this section.
Releasing the parking brake
Note: Read and understand the following steps and perform them
whenever you prepare to drive the vehicle.
Note: The parking brake will not disengage unless sufficient system air
pressure is available.
For vehicles with automatic transmissions - dash-mounted push
button (Allison 3000 Series) and steering column-mounted (Allison
2200 and 2500) gear selection:
1. With the engine running, press and hold the service brake pedal.
2. Select the appropriate drive gear.
3. Push and hold the yellow, dash-mounted parking brake knob until the
Park Brake indicator goes out, then release.
For vehicles with manual transmissions - (TTC 7–speed,
Eaton/Fuller 5–speed and 6–speed):
1. With the engine running, press and hold the service brake pedal.
2. Press and hold the clutch pedal.
3. Select the appropriate drive gear.
4. Push and hold the yellow, dash-mounted parking brake knob until the
parking brake indicator goes out, then release.
114
2011 F-650/750 (f67)
Supplement, 2nd Printing
USA (fus)