WORK
WORK WORK WORKSHOP
SHOP SHOP SHOP MANUAL
MANUAL MANUAL MANUAL
HFC1040 HFC1040 HFC1040 HFC1040 SERIES SERIES SERIES SERIES TRUCKS TRUCKS TRUCKS TRUCKS
(EQUIPED WITH HFC4DA1/HFC4DA1-1 ENGINE AND MSB-5M
TRANSMISSION)
（D8034，D8304）
Version No.[ JAC-201207030153001]
JAC INTERNATIONAL
2012.7
JAC JAC JAC JAC
HFC1040 HFC1040 HFC1040 HFC1040 SERIES SERIES SERIES SERIES
WORKSHOP WORKSHOP WORKSHOP WORKSHOP MANUAL MANUAL MANUAL MANUAL
Foreword oreword oreword oreword
This workshop manual was prepared
as reference to properly carry out
servicing and maintenance on JAC
vehicles.
The contents, pictures and technical
parameters this manual supplied are the
latest data. Because of the continuously
development and renewal of technique
and products, there may be some
difference between the explanations and
the vehicles.
The workshop manual for the engine will
be compiled separately.
This manual was prepared for HFC1040
series light duty trucks. Configurations as
follows：
HFC4DA1/HFC4DA1-1 engine,
MSB-5M transmission,6.142 gear ratio
rear axle,
Please inform Customer Service
Department of JAC International if there is
any mistake, and you will be highly
appreciated.
Tel：0086-0551-2296644
Fax：0086-0551-2296633
Emai：jac.workshopmanual@jac.com.cn
Contents Contents Contents Contents
Group Group Group Group
Code Code Code Code
Name Name Name Name Page Page Page Page
01 General
02 Engine
03 Clutch system
04 Transmission shaft
05 Rear axle
06 Front axle
07 Drive shaft
08 Suspension
09 Power Steering
10 Parking brake
10 Brake
11 Parking brake
12 Electric system
13 Cab
GENARAL GENARAL GENARAL GENARAL
1
GENERAL ENERAL ENERAL ENERAL
SPECIFICATIONS PECIFICATIONS PECIFICATIONS PECIFICATIONS
VEHICLE EHICLE EHICLE EHICLE MODEL MODEL MODEL MODEL
VIN VIN VIN VIN
THE HE HE HE MECHANIC MECHANIC MECHANIC MECHANIC PERFORMANCE PERFORMANCE PERFORMANCE PERFORMANCE TABLE TABLE TABLE TABLE OF OF OF OF BOLTS BOLTS BOLTS BOLTS IN IN IN IN CHINA CHINA CHINA CHINA
GENARAL GENARAL GENARAL GENARAL
2
SPECIFICATIONS PECIFICATIONS PECIFICATIONS PECIFICATIONS
Main Main Main Main parameters parameters parameters parameters of of of of left-hand left-hand left-hand left-hand 10 10 10 1040 40 40 40 series series series series trucks trucks trucks trucks
Configurations Configurations Configurations Configurations：Left hand, HFC4DA1/HFC4DA1-1 engine, 2771cc displacement, rated power (Kw/rpm)57/3600,68/3600, torque
(N.m/rpm)174/2100-2300,216/1800-2000;
MSB-5M transmission, 6.142 rear axle， hydraulic brake.
Vehicle
model
Configuration
code
Wheel
Base
(mm)
Overall dimension
(mm)
Cargo dimension
（mm）
Curb
Weig
ht
（kg）
Gross
weight
Kg
Tire
Power
steering
Remark First 8 digits of VIN
HFC1040K D8034 3000 5745*1866*2213 3930*1770*400 2300 4930 6.50R16
Optional
t
LJ11KBAB
HFC1040K4 D8304 ↑ ↑ ↑ ↑ ↑
7.00R16/6.5
0R16
↑ LJ11KBAC
GENARAL GENARAL GENARAL GENARAL
3
Vehicle Vehicle Vehicle Vehicle Model Model Model Model
Company
Code Name
Vehicle Type
Code
Main
Specifications
Code
Product
Serial No.
Code from
company
Company Code Name：HFC---- -represents JAC motor
Vehicle Type Code：1---Cargo truck 2---Off-road vehicle 3---Dumper
4---Tractor 5---Special purpose vehicle 6---Passenger car
7---Sedan 9---Semitrailer
Main Specifications Code：25---represents the maximum gross weight is 25 tons.
Product serial No.： 1---Product development serial No.（1
st
change，2
nd
development）
Code from company：K---Diesel R1---King cabin
For example：HFC1061KR1 represents JAC vehicle with king cab, 6 tons maximum gross weight, the
first change.
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JAC N Series HFC1040 HFC-1040 LIGHT DUTY Truck Repair Manual
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Full Search Facility
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Description
This workshop service repair manual covers the JAC N Series HFC1040 HFC-1040 light duty truck and includes the following engines:
- 2.8L 4-cylinder, 4-stroke, water-cooled, natural admission 4DA1 engine
- 2.8L 4-cylinder, 4-stroke, water-cooled, turbocharged inter-cooling 4DA1-1 engine
The manual contains the following sections:
- General Information
- Introduction
- Torque Specification
- Maintenance
- Special Tools
- Engine Mechanical
- Cylinder Head-Valve
- Camshaft-Crankshaft
- Rocker Arm-Piston
- Air Intake System
- Exhaust System
- Oil Pan-Oil Pump
- Cooling System
- Radiator System
- Fuel System
- Fuel Injection System
- Starting System
- Intake System
- Clutch System
- Gearbox System
- Inspection & Repair
- Troubleshooting
- Front & Rear Axle
- Driveshaft System
- Front Suspension
- Rear Suspension
- Steering System
- Brake System
- Parking Brake System
- Electronic Equipment
- Battery System
- Starter Motor
- Generator System
- Speedsensor System
- Wiper & Washer
- Lighting System
- CD-Player-Relay
- Body Repair System
- Instrument Desk
- Ceiling Ventilation
- Door-Seat-Belt
- Windshield Glass
- Electrical Diagram
This comprehensive manual is essential for both professional mechanics and DIY enthusiasts. It features detailed exploded views, step-by-step written procedures with pictures and diagrams, and is fully printable. This manual is the same resource used by technicians for vehicle repairs, maintenance, and servicing.
