DAF CF65, CF75, CF85 Series . Manual — part 550
10
The
m
ain
switch
(D924)
can
be
closed:
-
electrically
in
the
cab
-
elect
rically
on
th
e
chassis
Closing
the
main
switch
electrically
in
the
cab
E501099
NOTE:
S
witch
C
854
must
be
in
the
“main
switch
on”
position
(connection
b
etween
contacts
1
and
2).
Switch
C853
(switch
for
main
switch
in
cab)
connects
the
C
1
and
C2
connections
to
the
C4
and
C5
connections
via
w
ire
4176,
contacts
5
-
7
of
switch
C
853,
wire
4177,
contacts
1
-
2
of
switch
C
854
and
wire
4178.
Relays
G367
and
G368
are
immediately
energised
through
wire
4174
and
connection
point
A3
(A3
is
connected
to
earth
for
0.5
seconds).
This
closes
the
connection
between
points
88a
and
88
of
both
relay
G367
and
relay
G
368.
The
positive
and
the
negative
poles
of
the
batteries
are
now
connected
to
the
vehicle’
s
power
supply
.
Immediately
after
switch
C
853
closes,
connection
point
A2
is
internally
connected
to
point
A7.
Connection
point
A5
is
connected
to
the
positive
pole
via
wire
3173
after
connection
point
88
of
relay
G
367.
This
connection
transmits
a
signal
to
the
E
CU
to
indicate
that
relay
G
367
has
switched.
Closing
the
main
switch
electrically
on
the
chassis
NOTE:
S
witch
C
853
must
be
in
the
“main
switch
on”
position
(connection
b
etween
contacts
5
and
7).
Switch
C854
(switch
for
main
switch
on
the
chassis)
connects
the
C
1
connection
to
the
C4
and
C5
connections
via
w
ire
4176,
contacts
5
-
7
of
switch
C
853,
wire
4177,
contacts
1
-
2
of
switch
C
854
and
wire
4178.
Relays
G367
and
G368
are
immediately
energised
through
wire
4174
and
connection
point
A3
(A3
is
connected
to
earth
for
0.5
seconds).
This
closes
the
connection
between
points
88a
and
88
of
both
relay
G367
and
relay
G
368.
The
positive
and
the
negative
poles
of
the
batteries
are
now
connected
to
the
vehicle’
s
power
supply
.
Immediately
after
switch
C
854
closes,
connection
point
A2
is
internally
connected
to
point
A7.
Connection
point
A5
is
connected
to
the
positive
pole
via
wire
3173
after
connection
point
88
of
relay
G
367.
This
connection
transmits
a
signal
to
the
E
CU
to
indicate
that
relay
G
367
has
switched.
The
m
ain
switch
(D924)
can
be
opened:
-
electrically
in
the
cab
-
elect
rically
on
th
e
chassis
Opening
the
main
switch
electrically
in
the
cab
E501099
NOTE:
S
witch
C
854
must
be
in
the
“main
switch
on”
position
(connection
b
etween
contacts
1
and
2).
Switch
C853
(switch
for
main
switch
in
cab)
disconnects
wire
4176,
contacts
5
-
7
of
switch
C853,
wire
4177,
contacts
1
-
2
of
switch
C854
and
the
C
1
and
C2
connections
from
the
C
4
and
C5
connections
via
w
ire
4178.
200404
2-40
5
ELECTRICAL SYSTEM
Electrical system
CF65/75/85 series ≥0E621376
10
Tw
o
actions
are
carried
out
immediately
after
switch
C853
is
opened:
1.
Connection
point
A7
is
connected
to
earth
(A2).
2.
After
a
delay
of
approx.
6
seconds,
relays
G367
and
G368
are
connected
to
earth
for
approx.
0.5
sec.
via
w
ire4175
and
connection
point
A4.
T
his
breaks
the
connection
between
points
88a
and
88
of
relays
G367
and
G368.
The
positive
and
the
negative
poles
of
the
batteries
are
now
disconnected
from
the
vehicle’
s
power
supply
.
If
the
engine
is
running,
it
is
switched
of
f.
Connection
point
A5
is
connected
to
the
positive
pole
via
wire
3173
after
connection
point
88
of
relay
G
367.
This
connection
transmits
a
signal
to
the
E
CU
to
indicate
that
relay
G
367
has
switched.
Opening
the
main
switch
electrically
on
the
chassis
NOTE:
S
witch
C
853
must
be
in
the
“main
switch
on”
position
(connection
b
etween
contacts
5
and
7).
Switch
C854
(switch
for
main
switch
in
cab)
breaks
the
C1
and
C2
connections
to
the
C
4
and
C5
connections
via
w
ire
4176,
contacts
5
-
7
of
switch
C
853,
wire
4177,
contacts
1
-
2
of
switch
C854
and
wire
4178.
Tw
o
actions
are
carried
out
immediately
after
switch
C854
is
opened:
1.
Connection
point
A7
is
connected
to
earth
(A2)
in
the
unit.
2.
After
a
delay
of
approx.
6
seconds,
relays
G367
and
G368
are
connected
to
earth
for
approx.
0.5
sec.
via
w
ire4175
and
connection
point
A4.
T
his
breaks
the
connection
between
points
88a
and
88
of
relays
G367
and
G368.
The
positive
and
the
negative
poles
of
the
batteries
are
now
disconnected
from
the
vehicle’
s
power
supply
.
If
the
engine
is
running,
it
is
switched
of
f.
Connection
point
A5
is
connected
to
the
positive
pole
via
wire
3173
after
connection
point
88
of
relay
G
367.
This
connection
transmits
a
signal
to
the
E
CU
to
indicate
that
relay
G
367
has
switched.
Note: When
one
of
the
switches
(C853
or
C854)
that
activate
the
electronic
unit
(close
m
ain
switch)
is
operated,
relays
G367
and
G368
are
activated
after
approximately
3
seconds.
If
one
of
the
switches
is
operated
again
w
ithin
the
3
seconds,
the
electronic
unit
(D924)
will
select
the
priority
‘main
switch
ON’.
VARIANTS
Location 24
Only
if
the
vehicle
is
equipped
to
PETREG
requirements.
36
Connect
w
ire
4179
to
dashboard-wiring
harness
in
central
box
(see
drawing).
39
Attach
wire
4176
to
pin
11
of
connector
570.
Attach
wire
4177
to
pin
12
of
connector
570.
43,
46
Attach
wire
1123
to
pin
2
instead
of
wire
1127.
Insulate
wire
1127.
Attach
wire
9303
to
pin
20
of
connector
555
instead
of
wire
9001.
Insulate
wire
9001.
50
Only
if
vehicle
is
equipped
to
PETREG
requirements.
E501049
200404
2-41
Electrical system
5
ELECTRICAL SYSTEM
CF65/75/85 series ≥0E621376
10
MECHANICAL
MAIN
SWITCH
When
C694
(mechanical
m
ain
switch)
is
operated,
connections
B
and
G
are
connected.
The
earth
of
the
batteries
is
now
connected
to
the
chassis.
The
earth
connection
of
B525
(MTCO)
is
independent
of
the
position
of
the
main
switch.
VARIANTS
Location 64
Attach
wire
9307
to
pin
20
of
connector
555
instead
of
wire
9001.
Insulate
wire
9001.
200404
2-42
5
ELECTRICAL SYSTEM
Electrical system
CF65/75/85 series ≥0E621376
10
1358030/26
EL001297
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
1
1008
3173
1000
4176
3173
1167
9307
1167
1167
1167
1167
9307
9307
9307
9307
4178
4178
4176
4179
4176
4174
4174
4175
4174
4175
4174
4175
4175
1009
1009
1167
1167
4176
9050
9050
4176
1167
9307
9307
1167
9307
4177
4177
4177
4177
4176
4179
1127
1123
1123
1123
9001
9303
9303
9303
4178
1010
1000
1000
1010
1000
1008
1107
1107
1107
1107
1107
1107
1107
A500
11
570
4
639
4
638
12
570
3
638
5
638
3
639
7
639
G525
1/416
1/417
E330
5A
2
1
E286
125A
2
1
G367
88
88A
85A
85B
86
G368
88
88A
85A
85B
86
C853
5
71
0I
!
!
!
6
639
6
638
2
555
8
639
1
638
20
555
!
!
A5
A7
C2
C5
C4
A2
C1
A3
A4
A1
D924
30
87
G015
E153
10A
12
B525
A1/
598
A5/
598
D826
++
+
1
554
20
554
1
C010
1
2
C011
1
2
15/403
D929
1010
1000
1000
1010
E028
15A
!
1
2
G757
DVB
G015
86
2
C854
2
1
0l
200404
2-43
Electrical system
5
ELECTRICAL SYSTEM
CF65/75/85 series ≥0E621376
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