DAF CF65, CF75, CF85 Series . Manual — part 765
38
MECHANICAL
LIFTING
GEAR
Manual
lifting:
When
switch
C704
(lifting
gear
switch)
is
operated
(connection
between
contacts
3
-
1
),
a
v
oltage
is
applied
to
c
onnection
point
1
o
f
B071
through
fuse
E062,
wire
1221,
contacts
3-1o
fs
w
it
c
hC
704,
wire
4550,
contacts
3
-
4
of
relay
G
381
and
wire
5180.
This
valve
is
energised.
The
v
oltage
is
applied
to
connection
point
85
of
relay
G
052
at
the
s
ame
time
through
D622,
wire
4552,
contacts
30
-
87a
of
relay
G
066
and
wire
4557.
This
is
activated
and
closes
contacts
1
-
2
.
A
voltage
is
now
applied
to
c
onnection
point
1
o
f
B
073
through
contacts
1-2o
fr
e
la
y
G
0
5
2
a
n
d
w
ir
e
4554.
The
o
il
pump
m
otor
starts
to
run.
If
the
o
il
pressure
becomes
too
h
igh
(>
160
bar),
E524
will
close.
V
o
ltage
is
now
applied
to
connection
point
85
of
relay
G
066
through
c
o
n
ta
c
ts
1-2o
fE
524.
This
is
energised
and
it
breaks
the
connection
30
-
87a.
V
o
ltage
is
now
applied
to
c
onnection
point
85
of
relay
G066
from
wire
4552
through
contacts
30
-
8
7
of
relay
G
066
and
wire
4558.
This
remains
energised.
At
the
s
ame
time
the
voltage
through
relay
G
052
is
lost.
C
ontacts
1
-
2
open
and
the
v
oltage
on
connection
point
1
o
f
B073
is
lost.
T
he
pump
m
otor
is
no
longer
driven
and
the
o
il
pressure
drops.
Manual
lowering:
When
switch
C704
(lifting
gear
switch)
is
operated
(connection
between
contacts
3
-
7
),
a
v
oltage
is
applied
to
c
onnection
point
S1
of
D503
through
fuse
E062,
wire
1221,
contacts
3-7o
fs
w
it
c
hC
7
0
4
a
n
d
w
ir
e
4551.
A
v
oltage
is
applied
to
c
onnection
point
1
o
f
B072
through
connection
point
87
of
D503
and
wire
4553.
This
valve
is
energised.
The
v
oltage
is
applied
to
c
onnection
point
85
of
relay
G
052
at
the
s
ame
time
through
D623,
wire
4552,
contacts
30
-
87a
of
relay
G
066
and
wire
4557.
This
is
activated
and
closes
contacts
1
-
2.
A
v
oltage
is
now
applied
to
c
onnection
point
1
o
f
B073
through
contacts
1-2o
fr
e
la
y
G052
and
wire
4554.
The
o
il
pump
m
otor
starts
to
run.
If
the
o
il
pressure
becomes
too
h
igh
(>
160
bar),
E524
will
close.
V
o
ltage
is
now
applied
to
connection
point
85
of
relay
G
066
through
c
o
n
ta
c
ts
1-2o
fE
524.
This
is
energised
and
breaks
the
connection
30
-
87a.
V
o
ltage
is
now
applied
to
c
onnection
point
85
of
relay
G066
from
wire
4552
through
contacts
30
-
8
7
of
relay
G
066
and
wire
4558.
This
remains
energised.
At
the
s
ame
time
the
voltage
through
relay
G
052
is
lost.
C
ontacts
1
-
2
open
and
the
v
oltage
on
connection
point
1
o
f
B073
is
lost.
T
he
pump
m
otor
is
no
longer
driven
and
the
o
il
pressure
drops.
Automatic
axle
load
p
rotection:
If
the
p
ressure
on
the
driven
a
xle
is
g
reater
than
the
legal
maximum,
sensor
E584
is
activated.
This
puts
s
ensor
E507
in
’stand-by
’
mode.
If
the
a
cceptable
a
xle
load
increases
further
(>
10
ton),
sensor
E507
automatically
lowers
the
trailing
a
xle.
If
the
a
xle
has
been
lifted,
F097
(proximity
switch
for
trailing
a
xle
lifting
gear)
ensures
that
relay
G380
is
energised
through
wire
3661.
A
v
oltage
is
now
applied
through
fuse
E062,
wire
1221,
contacts
3-5o
fr
e
la
y
G
3
8
0
to
connection
point
1
o
f
E
507.
This
is
activated.
The
v
oltage
is
immediately
transmitted
to
S
2
on
D503.
The
s
ignal
sent
by
the
a
xle
load
protection
proximity
s
witch
(E507)
to
S2
must
be
maintained
for
a
t
least
1
0
s
econds
before
the
lifting
gear
electronic
unit
(D503)
will
activate
the
v
alve
(B072)
and
the
lifting-gear
pump
m
otor
(B073)
to
lower
the
trailing
a
xle.
This
is
to
prevent
the
legal
maximum
a
xle
load
being
exceeded.
If
the
dashboard
s
witch
is
operated
within
this
2.5
m
inute
period,
the
e
lectronic
unit
w
ill
be
reset
and
another
2.5
m
inute
period
w
ill
start.
0202
ᓻ
2-156
5
ELECTRICAL SYSTEM
Electrical system
series
65/75/85
CF
The
lifting-gear
motor
relay
(G052)
will
also
be
activated,
thus
activating
the
lifting-gear
pump
motor
(B073).
T
his
takes
place
through
D623,
relay
G
066
(connection
between
points
3
0
and
87a)
to
connection
point
85
of
relay
G052.
When
a
p
ressure
of
160
bar
is
reached,
the
o
il-pressure
limit
switch
(E524)
switches
the
lifting-gear
pump
m
otor
(B073)
of
f
through
relay
(G066)
and
relay
(G052).
The
trailing
a
xle
c
annot
be
lifted
for
a
period
of
2.5
m
inutes
as
the
v
alve
(B072)
remains
energised.
This
valve
m
ust
b
e
in
the
non
-energised
position
to
lift
the
trailing
a
xle.
0202
ᓻ
2-157
5
ELECTRICAL SYSTEM
Electrical system
series
65/75/85
CF
38
1358030/15
EL000545
1
23456789
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
2
5
2
6
2
7
2
8
2
9
3
0
3
1
3
2
3
3
3
4
3
5
3
6
3
7
3
8
3
9
4
0
4
1
4
2
4
3
4
4
4
5
4
6
4
7
4
8
4
9
5
0
5
1
5
2
5
3
1000
4558
4558
4550
4550
4554
4552
4552
4553
5180
4557
4553
5180
4550
5179
4552
1000
4557
4553
4553
5180
5180
5180
4553
4553
5180
4550
5180
4550
4550
4550
5180
4552
4552
4552
4552
4552
4558
4558
1221
1221
1221
1221
1221
1221
1221
5179
4551
4551
4553
4557
4551
4551
5179
4551
4551
1221
1221
4555
4555
4551
4551
D929
1010
1000
1010
1000
B010
30
2
6
116
2
691
7
116
4
663
3
661
15
664
11
568
G515
B073
M
1
2
A500
P
E524
1
32
D622
1
2
D623
1
2
1
4
691
116
3
568
5
116
2
116
5
662
3/122
6/122
1/122
12
568
16
664
5
663
4
662
3
116
4
661
6
662
C741
1
34B
D529
1
34A
2/122
4/122
5/122
87A
S1
15
D503
87
31
S2
G052
1
2
85
86
G066
30
85
86
87A
8
7
D611
3
4
5
1
D612
D613
2
1
B072
2
1
B071
C704
3
7
1
0I
I
I
G381
1
2
3
54
0202
ᓻ
2-158
5
ELECTRICAL SYSTEM
Electrical system
series
65/75/85
CF
38
1358030/15
EL000546
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
4555
5179
1221
1221
1221
1221
1221
1221
1221
3661
3661
5177
5178
5177
5178
1221
1221
3661
1221
1221
1221
1221
1221
4555
G380
1
2
3
54
D929
1010
1000
1010
1000
E062
10A
9/401
6
663
1
661
1
116
2
664
1
690
2
690
4
690
2
662
1
689
3
689
2
689
8
661
1
688
2
688
E584
1
3
2
F097
2
1
3
E507
21
3
1
662
3
688
3
662
0202
ᓻ
2-159
5
ELECTRICAL SYSTEM
Electrical system
series
65/75/85
CF
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