background image

5

SUPPLY

1

2

3

4

5

6

7

8

HOUR METER

ENABLE

SETUP
ENABLE 

RESIST

ANCE BASED SENDER 

 

+

-

LOAD

KEYSWITCH

V+

V-

PIN 7 = 0.5A FET

SUPPLY

1

2

3

4

5

6

7

8

RESIST

ANCE BASED SENDER 

 

+

-

LOAD

HOUR METER

ENABLE

SETUP
ENABLE 

KEYSWITCH

V+

V-

PIN 3 = 0.5A FET

SUPPLY

A

U

T

O-RANGE SWITCH 

OPEN = 24 or 48 

CLOSED = 12 or 36

+

-

1

2

3

4

5

6

7

8

LOAD

HOUR METER

ENABLE

SETUP
ENABLE 

KEYSWITCH

V+

V-

PIN 7 = 0.5A FET

SUPPLY

1

2

3

4

5

6

7

8

A

U

T

O-RANGE SWITCH 

OPEN = 24 or 48 

CLOSED = 12 or 36

+

-

LOAD

HOUR METER

ENABLE

SETUP
ENABLE 

KEYSWITCH

V+

V-

PIN 3 = 0.5A FET

SUPPLY

+

-

1

2

3

4

5

6

7

8

LOAD

PIN 7 = 0.5A FET

HOUR METER

ENABLE

SETUP
ENABLE 

KEYSWITCH

V+

V-

PIN 7 = 0.5A FET

SUPPLY

1

2

3

4

5

6

7

8

HOUR METER

ENABLE SWITCH

SETUP ENABLE 

SWITCH

+

-

LOAD

KEYSWITCH

HOUR METER

ENABLE

SETUP
ENABLE 

KEYSWITCH

V+

V-

PIN 3 = 0.5A FET

AMP Connector

Molex Connector

Resistive based sender input (i.e. temp, fuel and pressure).

BDI (with auto-range switch)

Voltmeter

2.2 Typical Wiring  Diagrams

53034CUSTPDF 3/03

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