SEVERE
SER
VICE
-
ON/OFF
ROAD
IN
DIR
T
Y
CONDITIONS
OR
20000
MILES
(32000
KM)
OR
FEWER
ANNUALL
Y
(Miles,
kilometers
or
months
-
w
hichever
occurs
first)
Miles
(x
1000)
55
60
65
70
75
80
85
90
95
100
Kilometers
(x
1000)
88
96
104
112
120
128
136
144
152
160
Months
33
36
39
42
45
48
51
54
57
60
Engine
Engine
oil
and
filter
-
change
(diesel
engine)
See
manufacturer’
s
recommendation.
Engine
oil
and
filter
-
change
(gasoline
engine)
Every
5000
miles
(8000
km)
o
r
three
months
(see
note
at
end
of
table
regarding
alternate
schedule)
Engine
coolant
-
check
level
and
concentration
••••••••••
Engine
coolant
-
check
freeze-protection
and
additive
(corrosion
inhibitor)
strength
(diesel
engine)
••••••••••
Extended
life
coolant
-
a
dd
extender
(diesel
engine)
See
manufacturer’
s
recommendation.
Extended
life
coolant
-
replace
(diesel
engine)
See
manufacturer’
s
recommendation.
Engine
coolant
-
replace
(gasoline
engine)
At
six
years
or
100000
miles
(160000
km)
(whichever
comes
first),
then
every
three
years
or
50000
m
iles
(80000
km)
Engine
air
filter
-
inspect
(gasoline
engine)
••••••••••
Engine
air
filter
-
replace
(gasoline
engine)
••
Replace
spark
plugs
•
Inspect
accessory
drive
belt(s)
Inspect
at
100000
miles
(160000
km)
a
nd
120000
miles
(192000
km).
Replace
at
150000
miles
(240000
km)
if
not
replaced
in
the
last
100000
miles
(160000
km).
Scheduled Maintenance
311
2013 F-650/750
(f67)
Owners Guide gf, 2nd Printing, March 2013
USA
(fus)