DAF CF65, CF75, CF85 Series . Manual - part 549

 

  Index      DAF     DAF CF65, CF75, CF85 Series - service repair manual

 

Search            

 

 

 

 

 

 

 

  

 

Content   ..  547  548  549  550   ..

 

 

DAF CF65, CF75, CF85 Series . Manual - part 549

 

 

10

Electrically

closing

the

m

ain

switch

The

m

ain

switch

(D924)

can

be

closed:

-

electrically

in

the

cab

using

switch

C

853

-

elect

rically

on

th

e

chassis

using

swit

ch

C854

E501126

A

TTENTION:

Switches

C853

and

C

854

are

connected

in

series.

When

C853

or

C854

is

switched

on,

the

o

ther

switch

must

be

in

the

“main

switch

on”

position.

Switch

C853

(main

switch

in

cab)

connects

the

C

1

and

C2

connections

to

the

C

4

and

C5

connections

via

w

ire

4176,

contacts

5

-

7

of

switch

C853,

wire

4177,

contacts

1

-

2

of

switch

C854

and

wire

4178.

Relay

G

367

is

immediately

energised

through

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

of

the

batteries

is

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

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

C

854

and

wire

4178.

Relay

G

367

is

immediately

energised

through

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

of

the

batteries

is

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

using

switch

C

853

-

elect

rically

on

th

e

chassis

using

swit

ch

C854

Opening

the

main

switch

electrically

in

the

cab

E501126

NOTE:

S

witch

C

854

must

be

in

the

“main

switch

on”

position

(connection

b

etween

contacts

1

and

2).

200404

2-36

5

ELECTRICAL SYSTEM

Electrical system

CF65/75/85 series ≥0E621376

10

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

-

7

of

switch

C

853,

wire

4177,

contacts

1

-

2

of

switch

C

854

and

wire

4178.

Tw

o

actions

are

carried

out

immediately

after

switch

C853

is

opened:

1.

Connection

point

A7

is

disconnected

from

earth

(A2)

in

the

unit.

If

the

engine

is

running,

it

is

switched

of

f.

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

breaks

the

connection

between

points

88a

and

88

of

relay

G

367.

The

batteries

are

now

disconnected

from

the

vehicle’

s

power

supply

.

Connection

point

A5

is

connected

to

the

positive

pole

via

wire

3173

and

fuse

E330

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

(main

switch

in

cab)

disconnects

the

C

1

and

C2

connections

from

the

C

4

and

C5

connections

via

w

ire

4176,

contacts

5

-

7

of

switch

C853,

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

disconnected

from

earth

(A2)

in

the

unit.

If

the

engine

is

running,

it

is

switched

of

f.

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

breaks

the

connection

between

points

88a

and

88

of

relay

G

367.

The

batteries

are

now

disconnected

from

the

vehicle’

s

power

supply

.

Connection

point

A5

is

connected

to

the

positive

pole

via

wire

3173

and

fuse

E330

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,

relay

G

367

is

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’.

200404

2-37

Electrical system

5

ELECTRICAL SYSTEM

CF65/75/85 series ≥0E621376

10

MAIN

SWITCH

FOR

PETREG

If

the

vehicle

has

an

Allison

gearbox

and

the

syst

em

must

meet

specif

ic

saf

et

y

requirements,

wire

no.

1009

(Allison

power

supply)

should

be

connected

to

connection

88a

of

relay

G

367.

The

earth

connection

of

D866

must

be

connected

to

connector

88

of

relay

G368.

Basic

code

number

Descript

ion

A500

Batteries

A513

Integrated

voltage

regulator

generator

B525

Ta

chograph

C010

Position

of

cab

lamp

on

driver

’s

side

C01

1

P

osit

ion

of

co-driver

’s

side

cab

lamp

C853

Switch

for

m

ain

switch

in

cab

C854

Switch

for

m

ain

switch

on

chassis

D826

Electronic

unit

for

VLG

current

limiter

D900

LF65/75/85

VIC

electronic

unit

D924

Electronic

unit

for

main

swit

ch

E045

Fuse,

interior

lighting

E1

17

Fuse,

search

light

E153

Engine

stop

main

switch

fus

e

for

m

ain

switc

h

E286

High

output

fuse

E330

Fuse,

‘sens’

w

ire

m

ain

swit

ch

G367

Relay

,power

supply

m

ain

swit

ch

G368

Relay

,main

switch

earth

G425

Relay

,main

switch

200404

2-38

5

ELECTRICAL SYSTEM

Electrical system

CF65/75/85 series ≥0E621376

10

E502006

G368

1

2

1

2

C010

C011

1107

1000

1000

1167

1

2

+

+

-

-

1

2

5

85B

86

86

85B

85A

88

88A

88

88A

1

1
0

1

2

2

2

0

7

A

B

E286

1

2

E045

G367

A500

E153

1

2

E330

4177

C854

C4

C5

A7

A2

C1

C2

A1

A3

A4

A5

2630

1123

1

4

3

9001

1009

4176

4178

E117

A5

B525

9303

A1

B525

C853

1167

4175

4174

3173

G367

85A

G368

D924

D826

1

2

4179

9050

86

G015

86

G426

G757

200404

2-39

Electrical system

5

ELECTRICAL SYSTEM

CF65/75/85 series ≥0E621376

 

 

 

 

 

 

 

Content   ..  547  548  549  550   ..