DAF CF65, CF75, CF85 Series . Manual - part 734

1

M

AIN

SWITCH

MAIN

SWITCH

FOR

V

LG/ADR

*

If

the

vehicle

has

an

Allison

gearbox

and

the

system

must

meet

specific

safety

requirements,

wire

no.

1009

(Allison

power

supply)

should

b

e

connected

to

c

onnection

88a

of

relay

G367.

Basic

c

ode

Description

A500

Batteries

A513

Integrated

voltage

regulator

generator

B525

T

a

chograph

C853

Switch

for

m

ain

s

witch

in

cab

C854

Switch

for

m

ain

s

witch

o

n

chassis

D826

Electronic

unit

for

VLG

current

limiter

D900

CF

65/75/85

VIC

e

lectronic

unit

D924

Electronic

unit,

main

switch

E1

17

Fuse

for

v

isibility

lighting

E153

Fuse

for

engine

stop

main

switch

before

m

ain

s

witch

E286

High

capacity

fuse

E330

’Sens

’

wire

main

switch

fuse

G367

Main

switch

power

supply

relay

G425

Main

switch

relay

0202

ᓻ

2-32

5

ELECTRICAL SYSTEM

Electrical system

series

65/75/85

CF

E501327

30

87

87A

1000

1167

1

2

+

+

-

-

1

2

5

86

85

85B

86

85A

88

88A

1

1
0

1

2

2

2

0

7

A

B

E286

G367

A500

E153

1

2

E330

4177

C854

C4

C5

A7

A2

C1

C2

A1

A3

A4

A5

2630

1234

1234

4179

9306

1123

1

4

3

9001

M

1009

4176

4178

E117

1010

1010

A5

B525

A1

B525

15

A513

E1

D900

C853

1167

4174

4175

3173

G425

G367

G425

D924

D826

0202

ᓻ

2-33

5

ELECTRICAL SYSTEM

Electrical system

series

65/75/85

CF

The

m

ain

s

witch

(D924)

can

b

e

c

losed:

-

Electrically

in

the

c

ab

-

Electrically

on

the

c

hassis

Closing

the

main

s

witch

e

lectrically

in

the

cab

E501126

A

TTN:

s

witch

C

854

must

be

in

the

“

main

switch

on”

position

(connection

b

etween

contacts

1

-

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,

c

o

n

ta

c

ts

5-7o

fs

w

it

c

hC

853,

wire

4177,

c

o

n

ta

c

ts

1-2o

fs

w

it

c

hC

8

5

4

a

n

d

w

ir

e

4178.

Relay

G

367

is

immediately

energised

v

ia

wire

4174

and

connection

point

A3

(A3

is

connected

to

earth

in

the

unit

for

0.5

seconds).

This

connects

point

88a

to

88

of

relay

G

367.

The

positive

pole

o

f

the

batteries

is

now

connected

to

the

vehicle

’s

power

supply

Immediately

a

fter

s

witch

C

853

closes,

connection

point

C2

is

internally

connected

to

point

A7.

Connection

point

A5

is

connected

to

the

positive

pole

v

ia

wire

3173

after

c

onnection

point

88

of

relay

G

367.

This

connection

transmits

a

s

ignal

to

the

E

CU

to

indicate

that

relay

G

367

has

switched.

Closing

the

main

s

witch

e

lectrically

on

the

chassis

A

TTN:

s

witch

C

853

must

be

in

the

“

main

switch

on”

position

(connection

b

etween

contacts

5

-

7

).

Switch

C854

(switch

for

main

switch

on

the

chassis)

connects

the

C

1

and

C2

connections

to

the

C

4

and

C5

connections

via

w

ire

4176,

c

o

n

ta

c

ts

5-7o

fs

w

it

c

hC

853,

wire

4177,

c

o

n

ta

c

ts

1-2o

fs

w

it

c

hC

8

5

4

a

n

d

w

ir

e

4178.

Relay

G

367

is

immediately

energised

v

ia

wire

4174

and

connection

point

A3

(A3

is

connected

to

earth

in

the

unit

for

0.5

seconds).

This

connects

point

88a

to

88

of

relay

G

367.

The

positive

pole

o

f

the

batteries

is

now

connected

to

the

vehicle

’s

power

supply

Immediately

a

fter

s

witch

C

854

closes,

connection

point

C2

is

internally

connected

to

point

A7.

Connection

point

A5

is

connected

to

the

positive

pole

v

ia

wire

3173

after

c

onnection

point

88

of

relay

G367.

This

connection

transmits

a

s

ignal

to

the

E

CU

to

indicate

that

relay

G367

has

switched.

The

m

ain

s

witch

(D924)

can

b

e

opened:

-

Electrically

in

the

c

ab

-

Electrically

on

the

c

hassis

Opening

the

main

s

witch

e

lectrically

in

the

cab

E501126

A

TTN:

s

witch

C854

must

be

in

the

“

main

switch

on”

position

(connection

b

etween

contacts

1

-

2

).

0202

ᓻ

2-34

5

ELECTRICAL SYSTEM

Electrical system

series

65/75/85

CF

Switch

C853

(switch

for

main

switch

in

cab)

disconnects

the

C

1

and

C2

connections

from

the

C

4

and

C5

connections

via

w

ire

4176,

contacts

5-7o

fs

w

it

c

hC

853,

wire

4177,

contacts

1-2o

fs

w

it

c

hC

8

5

4

a

n

d

w

ir

e

4178.

T

w

o

a

ctions

are

c

arried

out

immediately

a

fter

switch

C853

opens:

1.

Connection

point

A7

is

connected

to

earth

(A2)

in

the

unit.

2.

After

a

delay

of

approx.

6

seconds,

relay

G367

is

connected

to

earth

in

the

unit

for

approx.

0

.5

seconds

via

w

ire

4175

and

connection

point

A4.

T

his

b

reaks

the

connection

between

point

88a

and

88

of

relay

G

367.

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

v

ia

wire

3173

and

fuse

E330

after

c

onnection

point

88

of

relay

G

367.

This

connection

transmits

a

s

ignal

to

the

E

CU

to

indicate

that

relay

G

367

has

switched.

Opening

the

m

ain

s

witch

e

lectrically

on

the

chassis

A

TTN:

s

witch

C

853

must

be

in

the

“

main

switch

on

”

position

(connection

b

etween

contacts

5

-

7

).

Switch

C854

(switch

for

main

switch

in

cab)

breaks

the

connection

from

C1

and

C2

to

C4

and

C5

via

w

ire

4176,

contacts

5-7o

fs

w

it

c

h

C853,

wire

4177,

contacts

1-2o

fs

w

it

c

h

C854

and

wire

4178.

T

w

o

a

ctions

are

c

arried

out

immediately

a

fter

switch

C854

opens:

1.

Connection

point

A7

is

connected

to

earth

(A2)

in

the

unit.

2.

After

a

delay

of

approx.

6

seconds,

relay

G367

is

connected

to

earth

for

approx.

0.5

s

econds

via

w

ire

4175

and

connection

point

A4.

T

his

b

reaks

the

connection

between

point

88a

and

88

of

relay

G

367.

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

v

ia

wire

3173

and

fuse

E330

after

c

onnection

point

88

of

relay

G

367.

This

connection

transmits

a

s

ignal

to

the

E

CU

to

indicate

that

relay

G367

has

switched.

Note:

When

one

of

the

s

witches

(C853

or

C854)

that

activate

the

e

lectronic

unit

(close

m

ain

switch)

a

re

operated,

relay

G

367

is

activated

after

approximately

3

seconds.

If

one

of

the

switches

is

operated

again

w

ithin

the

3

s

econds,

the

electronic

unit

(D924)

will

select

the

priority

’main

switch

ON

’.

0202

ᓻ

2-35

5

ELECTRICAL SYSTEM

Electrical system

series

65/75/85

CF