0
0
8
8
.
.
1
1
2
2
E
E
N
N
144
144
N
N
NOTE
NOTE
The incorrect amount of oil will damage
The incorrect amount of oil will damage
the engine.
the engine.
After replacing the
After replacing the oil and
oil and oil filter carry
oil filter carry
out a test run and check the oil pressure
out a test run and check the oil pressure
display (83).
display (83).
Check that the oil drain plug and oil filter
Check that the oil drain plug and oil filter
housing are tight.
housing are tight.
6.
6.5.
5.7
7 Re
Repl
plac
acin
ing
g sp
spar
ark p
k plu
lugs
gs
Procedure
Procedure
•• Rem
Remove sp
ove spark pl
ark plug con
ug connec
nector (1
tor (170)
70)..
•• Tho
Thorou
roughl
ghly clea
y clean arou
n around the sp
nd the spark pl
ark plugs
ugs
on the cylinder head.
on the cylinder head.
•• Uns
Unscre
crew t
w the
he spa
spark
rk plu
plugs.
gs.
•• Che
Check the e
ck the elec
lectro
trode dis
de distan
tance of th
ce of the new
e new
spark plugs with a feeler gauge.
spark plugs with a feeler gauge.
Z
Z
It should be 0.8 mm ± 0.1 mm.
It should be 0.8 mm ± 0.1 mm.
•• Scr
Screw in th
ew in the spar
e spark plu
k plugs by ha
gs by hand and t
nd and then
hen
torque them to 20 Nm.
torque them to 20 Nm.
R
R
R
R
R
R
A
A
V
V
R
R
R
R
A
A
R
R
R
R
83
83
170
170
https://www.besttruckmanuals.com/
Summary of Contents for DFG 540
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