2022 FORD F-650/750 engine

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Page 229 of 379

FORD F-650/750 2022  Owners Manual •
Sustained, high-speed driving at the
gross vehicle weight rating.
• Use of fuels with sulfur content other
than ultra-low sulfur diesel (ULSD).
• Use of high-sulfur diesel fuel.
Only use engin

Page 230 of 379

FORD F-650/750 2022  Owners Manual CHANGING THE ENGINE AIR
FILTER - 6.7L DIESEL
Air Filter Restriction Gauge
WARNING: To reduce the risk of
vehicle damage and personal burn
injuries, do not start your engine with the
air cleaner remove

Page 231 of 379

FORD F-650/750 2022  Owners Manual Air Filter Replacement
When replacing the air filter element, use
a Motorcraft® air filter element.  See
Motorcraft Parts (page 288).
Note: Failure to use the correct air filter
element may result in

Page 232 of 379

FORD F-650/750 2022  Owners Manual 5.
Install a new air filter element.  Be sure
that the groove seal on the pleated
paper filter traps both sides of the
vertical partition of the air box.
6. Engage the clips to secure the air filter h

Page 234 of 379

FORD F-650/750 2022  Owners Manual 10. Reconnect the mass air flow sensor
electrical connector to the outlet
tube. Make sure the locking tab on
the connector is in the locked
position.
DRAINING THE FUEL FILTER
WATER TRAP - 6.7L DIESEL

Page 235 of 379

FORD F-650/750 2022  Owners Manual 3.
Rotate the drain counterclockwise until
the O-ring is visible. Allow the diesel
fuel conditioner module to drain for
approximately 25 seconds or until
clean fuel is observed. Rotate the drain
clock

Page 236 of 379

FORD F-650/750 2022  Owners Manual Note:
 Do not use stop leak pellets, cooling
system sealants, or non-specified additives
as they can cause damage to the engine
cooling or heating systems.  Resulting
component damage may not be cover

Page 237 of 379

FORD F-650/750 2022  Owners Manual 3. Refill with prediluted coolant as soon
as possible.
Water alone, without prediluted coolant,
can cause engine damage from corrosion,
overheating or freezing.
Do not use the following as a coolant
s