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