Engine JAC HFC4DA1-2C. Manual - part 61

IP Instrument

Instrument

Instrument

Instrument and

and

and

and Warning

Warning

Warning

Warning System

System

System

System

- 34 -

Removal

Removal

Removal

Removal and

and

and

and Installation

Installation

Installation

Installation

Removal

Removal

Removal

Removal of

of

of

of the

the

the

the instrument

instrument

instrument

instrument

5.

Disconnect the connector plug of the instrument.

6.

Take out the instrument.

IP Instrument

Instrument

Instrument

Instrument and

and

and

and Warning

Warning

Warning

Warning System

System

System

System

- 35 -

Specification

Specification

Specification

Specification

Technical

Technical

Technical

Technical parameter

parameter

parameter

parameter of

of

of

of the

the

the

the instrument

instrument

instrument

instrument

Item

Technical parameter

Remark

Operating temperature range of the

instrument

-30℃～65℃

Storage temperature range of the

instrument

-40℃～75℃

Operating voltage range of the

instrument

10.8V～16V

Static operating current of the instrument

〈3mA

Item

Technical parameter

Remark

Speedometer

The

tolerance of speedometer indication errors

should be equal to or under

±2%.

①Elementary errors of speedometer under

higher speed shall be according to the
agreement

of

the

customer

and

manufacture.

②The error for upper limit shall not be

reviewed.

③ In the case of special requirements of

customers, the elementary errors shall be
reviewed

according

to

enterprise

standard

approved

via

specified

procedures or customers’ requirements.

Tachometer

The elementary

errors of the tachometer

should be equal to or under

±10% under low

speed and ±10% under medium and high
speed.

①Under low speed, the error shall be equal

to or smaller than 30% of scale upper
limit.

②Under medium and high speed,

the

error shall be larger than 30% of scale
upper limit.

③In the case of special requirements of

customers, the elementary errors shall be
reviewed

according

to

enterprise

standard

approved

via

specified

procedures or customers’ requirements.

Fuel gauge

The elementary errors of the fuel gauge
should not exceed ±8% of scale full arc
length.

In the case of special requirements of
customers,the elementary errors shall be
reviewed according to enterprise standard
approved

via

specified

procedures

or

customers’ requirements.

Water temperature gauge

The

elementary

errors

of

the

water

temperature gauge

should not exceed ±6%

of scale full arc length.

In the case of special requirements of
customers,the elementary errors shall be
reviewed according to enterprise standard
approved

via

specified

procedures

or

customers’requirements.

IP Instrument

Instrument

Instrument

Instrument and

and

and

and Warning

Warning

Warning

Warning System

System

System

System

- 36 -

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 37 -

ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

Applied models: SUNRAY products manufactured by JAC

Subject

Page

Instruction

Instruction

Instruction

Instruction and

and

and

and Operation

Operation

Operation

Operation

ETACS........................................................................................................................................................................... 38

Mounting position.....................................................................................................................................................38
Information functions............................................................................................................................................... 39

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

ETACS........................................................................................................................................................................... 40

System structure....................................................................................................................................................... 40
Introduction functions...............................................................................................................................................41
Control strategy........................................................................................................................................................ 47
Diagnosis and Service...............................................................................................................................................49
ETACS Pin Definition.............................................................................................................................................. 50

Removal/Installation

Removal/Installation

Removal/Installation

Removal/Installation

ETACS........................................................................................................................................................................... 52

Removal of ETACS.................................................................................................................................................. 52
Installation of ETACS...............................................................................................................................................53

Specification

Specification

Specification

Specification

ETACS........................................................................................................................................................................... 54

Basic parameters.......................................................................................................................................................54