JAC HFC4DA1-2B1 - User Manual

2.8Lserieshigh-enddieselenginesaremanufacturedbyJAC.Withthedisadvantagesofcompactstructure,high
power,littlevibration,lownoiseandlowprice,itisanidealpowerfor0.5-4tonserieslighttruckandallkindsofvariants
ormechanisms.
Beingused,dieselenginewillrunabnormallyduetoreasonsofpartswearing,tighteningpartsloosening,clearance
change,oilgoingbad.Ifitisfoundstartingdifficultly,powerfalling,oilconsumptionadding,pleasedoregularmainte鄄
nanceofcleaning,checking,lubricating,adjustingorreplacingpartsaccordingtothetechnicalstateandworkingtime
orvehicletraveleddistance.
Pleasereadthismanualbeforeusing2.8Lseriesdieselengineandoperateitstrictlywiththemanualsoastomake
thebestperformanceoftheengineandreducethepossibilityofrepairingit.
JACwillreservethemodificationrightsonthismanual.Wewillnotmakeothernoticeonanymodificationonthe
contentofthismanual.
AnhuiJianghuaiAutomobileCO.,LTD
Preface

JAC HFC4DA1-2B1 Specifications

General

Engine Model	HFC4DA1-2B1
Engine Type	Diesel
Cylinders	4
Type	Inline
Displacement	2.7 L
Aspiration	Turbocharged
Fuel System	Direct Injection
Cooling System	Water Cooled

Summary

Chapter I Engine Specifications and Technical Parameters

I. Main Technical Parameters

Lists key technical specifications for the diesel engine models.

II. Main Parts Specifications

Details the technical specifications for various major engine components.

III. Main Checking and Adjusting Parameters

IV. Main Bolt and Nut Torque

Specifies torque values for various bolts.

Chapter II Starting, Running & Stopping

I. Before Starting

II. Starting Procedure

Chapter III Operation and Maintenance of the Engine

II. Break-in of New Engine

Instructions for the initial running period.

III. Selecting Oil

IV. Maintenance Period and Maintenance Items

Outlines maintenance schedules and tasks.

2. Class-one Maintenance

3. Class-two Maintenance

4. Class-three Maintenance

Major maintenance after 1000 working hours.

Technical Maintenance of Lubrication System

Technical Maintenance of Injection Pump

Details on maintaining the fuel injection pump.

Chapter IV Preservation and Reusing of Engine

I. Long-time Preservation of Engine

II. Start After Long-time Preservation