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All occupants of the vehicle, including the driver, should always
properly wear their safety belts.
Never let a passenger hold a child on his or her lap while the
vehicle is moving. The passenger cannot protect the child from
injury in a collision.
It is extremely dangerous to ride in a cargo area, inside or
outside of a vehicle. In a collision, people riding in these areas
are more likely to be seriously injured or killed. Do not allow people to
ride in any area of your vehicle that is not equipped with seats and
safety belts. Be sure everyone in your vehicle is in a seat and using a
safety belt properly.
In a rollover crash, an unbelted person is significantly more likely
to die than a person wearing a safety belt.
Each seating position in your vehicle has a specific safety belt
assembly which is made up of one buckle and one tongue that
are designed to be used as a pair. 1) Use the shoulder belt on the
outside shoulder only. Never wear the shoulder belt under the arm. 2)
Never swing the safety belt around your neck over the inside shoulder.
3) Never use a single belt for more than one person.
Combination lap and shoulder belts
1. Insert the belt tongue into the
proper buckle (the buckle closest to
the direction the tongue is coming
from) until you hear a snap and feel
it latch. Make sure the tongue is
securely fastened in the buckle.
2004 F650/750(f67)
Supplement
USA English(fus)
Seating and safety restraints
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When installing a child safety seat:
•Use the correct safety belt buckle
for that seating position.
•Insert the belt tongue into the
proper buckle until you hear a
snap and feel it latch. Make sure
the tongue is securely fastened in
the buckle.
•Keep the buckle release button
pointing up and away from the
safety seat, with the tongue
between the child seat and the
release button, to prevent
accidental unbuckling.
•Place seat back in upright position.
Ford recommends the use of a child safety seat having a top tether
strap. Install the child safety seat in a seating position with a tether
anchor. For more information on top tether straps and anchors, refer to
Attaching safety seats with tether straps.
Carefully follow all of the manufacturer’s instructions included
with the safety seat you put in your vehicle. If you do not install
and use the safety seat properly, the child may be injured in a sudden
stop or collision.
2004 F650/750(f67)
Supplement
USA English(fus)
Seating and safety restraints
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Page 84 of 264

3. Buckle the seat belt. Push down
on the child seat and pull on the
shoulder portion of the belt to snug
the lap belt. Hold the lap and
shoulder belts next to the tongue
and unbuckle the belt.
4. Install a locking clip over both lap
and shoulder belt portions next to
the sliding tongue. Rebuckle the
belt. Obtain the locking clip kit (part
number FO3Z-5461248–A) at no
charge from an authorized Ford or
Lincoln-Mercury dealer.
5. Before placing the child in the seat, forcibly tilt the seat forward and
back to make sure the seat is securely held in place. To check this, grab
the seat at the belt path and attempt to move it side to side and forward
and back. There should be no more than one inch of movement for
proper installation.
6. If the child seat is not tight enough, unbuckle the seat belt, move the
tongue and locking clip to shorten the lap portion and push down hard
on the child seat while you rebuckle the belt.
7. Check to make sure the child seat is properly secured before each
use.
2004 F650/750(f67)
Supplement
USA English(fus)
Seating and safety restraints
84
Page 85 of 264

Attaching safety seats with tether straps
Most forward-facing child safety seats include a tether strap which goes
over the back of the seat and hooks to an anchoring point. Tether straps
are available as an accessory for many older safety seats. Contact the
manufacturer of your child safety seat for information about ordering a
tether strap.
Tether anchorage hardware
A tethered seat can be installed in the front seat. Put the tether strap
over the seatback and attach it to an anchor bracket.
An anchor bracket can be installed to the inside of the back panel of
your vehicle.
The anchor bracket must be installed using the instructions provided
with the tether anchorage hardware kit.
Tether anchorage hardware kits (part number 613D74) including
instructions, may be obtained at no charge from any Ford or
Lincoln/Mercury dealer.
If you have a Super Cab or Crew Cab, Ford recommends you attach
tether safety seats in the rear seating position (if possible) with the
tether strap attached to the tether anchorage bracket as shown in the
instructions provided with the tether anchor kit.
Tighten the anchor according to specifications. Otherwise, the
safety seat may not be properly secured and the child may be
injured in a sudden stop or collision.
2004 F650/750(f67)
Supplement
USA English(fus)
Seating and safety restraints
85
Page 103 of 264

4. Turn the release stud one-quarter
turn to engage the stud tangs with
the slot in the pressure plate. Keep
the stud engaged and install the nut
on the release stud.
5. Tighten the nut until the spring is
fully caged and the brakes are
released. Do not loosen or remove
the release stud and nut unless the brake chamber is completely
assembled and is securely clamped.
6. When the air pressure is restored, unscrew and remove the release
stud and install in the carrying pocket. Install the access plug.
Exhaust brake (if equipped)
An exhaust brake is an optional
auxiliary braking system that assists,
but does not replace, the primary
service brake system. An on-off
switch on the instrument panel, in
combination with the accelerator
and clutch pedal switches, allows
the operator to make maximum use
of the exhaust brake in the
following conditions:
•off-highway driving
•mountain driving
•heavy traffic
•high speed highway driving
2004 F650/750(f67)
Supplement
USA English(fus)
Driving
103
Page 114 of 264

When operating a loaded vehicle, the driver must keep all
adjustable axles on the ground at all times, supporting their
share of the vehicle’s load. Failure to do so can overload other axles,
tires, wheels, springs, steering components, brakes and frames,
resulting in early component failure, loss of vehicle control, possible
property damage and personal injury.
FIFTH WHEEL OPERATION
Failure to follow the fifth wheel manufacturer’s instructions for
hooking and unhooking as well as sliding the fifth wheel could
result in an accident, personal injury or death.
When the tractor and trailer are parked unattended, the trailer
brake hand control should never be used to apply the brake,
since air may leak from the system, allowing vehicle movement,
resulting in possible property damage, personal injury or death.
Hook-up
1. Fifth wheel jaws must be fully opened.
2. Tilt the fifth wheel back to prevent body damage when the tractor is
backed under a trailer.
3. Block the trailer wheels and be sure the trailer spring brakes are
adjusted and applied. Never chase a trailer.
4. Make sure the brake hoses and light cords are clear of the fifth wheel.
5. Back the tractor squarely under the trailer, engaging the fifth wheel
jaws on the kingpin. Always back-up slowly, making sure the trailer is
neither too high nor too low. Avoid backing under the trailer from an
angle.
6. Connect the service and emergency brake hoses and trailer light
connector. Refer toTractor-trailer connectionin this chapter, adhering
to the warning and using the three-point stance while connecting and
disconnecting the trailer.
7. Inspect the jaws of the fifth wheel to be sure they have fully closed on
the trailer kingpin and the trailer plate is resting securely on the fifth
wheel.
8. Be sure the coupler release lever is in the locked position.
2004 F650/750(f67)
Supplement
USA English(fus)
Driving
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Fuse/Relay
LocationFuse Amp
RatingFuse Description
F11—Not used
F12—Not used
F13 10A* Parking brake
F14—Not used
F15 7.5A* Body builder - trailer adapter stoplamps
F16 5A* WABCO hydraulic ABS
F17—Not used
F18 10A* Fuel transfer pump
F19—Not used
F20 10A* Engine ECM power relay (6.0L Power Stroke
engine)
F21 10A* Control for Hydro-max motor
F22 10A* V8 engine IDM2 logic power
F23—Not used
F24—Not used
F101 30A** Air ABS relay, Hydraulic modulator relay
F102 20A** Ignition switch to customer access
F103 50A** Ignition switch, Central Junction Box (CJB)
fuses 8, 9, 10, 11, 19, 20, 23, 24, 25, 29, 30,
31
F104 20A** Power point
F105 20A** Door lock switches
F106 30A** Main light switch, Multifunction switch, CJB
fuses 16, 26 and 28, Headlamps, DRL relays
F107 50A** CJB fuses 1, 2, 3, 4, 12, 13, 14, 15
F108 40A** Fuel heater relay (Cummins engine)
F109 40A** Power window relay
F110—Not used
F111 30A** Park lamps relay, Park lamps
F112 40A** Blower motor relay, Blower motor
F113 30A** Heated seats
F114 25A** Hydraulic ABS ECU power
2004 F650/750(f67)
Supplement
USA English(fus)
Roadside emergencies
139
Page 146 of 264

3. Remove the jumper cable from the positive (+) terminal of the booster
vehicle’s battery.
4. Remove the jumper cable from the positive (+) terminal of the
disabled vehicle’s battery.
After the disabled vehicle has been started and the jumper cables
removed, allow it to idle for several minutes so the engine computer can
relearnits idle conditions.
WRECKER TOWING INSTRUCTIONS
Before moving the towed vehicle, check for adequate road clearance of
vehicle components. It is recommended the towed vehicle be unloaded
prior to being towed to reduce any abnormal load to the vehicle
components resulting from the towing procedures. Before towing, be
sure to fully release the parking brake. The spring-actuated type parking
brake can be reset by recharging the air system with at least 441 kPa (64
psi) of air. If the brake system will not retain air pressure, then the
spring brakes must be released manually. Refer toParking brakein the
Drivingchapter
Note:For towing, make sure the vehicle is securely connected to the
tow vehicle and the tow vehicle parking brakes are applied before
releasing the disabled vehicle’s spring brakes.
+–+–
+–+–
2004 F650/750(f67)
Supplement
USA English(fus)
Roadside emergencies
146