Engine JAC HFC4DA1-2C. Service 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
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