JAC Trucks. Service manual — part 110
83
Trouble symptom and probable cause
Checking and remedy
(3) Bad absorption
a. Insufficient damping fluid
b. Having no maintaince regularly
c. Damaged rubber collar
a. Fill up as rated
b. Maintain regularly
c. Replace
(1) Broken leaf spring
a. Load too much or partial to one wheel
b. Frequent emergency brake, drive too fast on uneven
road
c. Loosen U-bolt. Loosen or broken spring clamp
d. Failed damper
a. Load properly as rated
b. Keep your mind on driving, so that avoid emergency
brake and slower speed on uneven road
c. Tighten U-bolt. Tighten or replace spring clamp.
d. Repair or replace
2) Noise in driving
Check and replace rubber suspension part
10. Suspension trouble shooting
82
Trouble symptom and probable cause
Checking and remedy
a. Big clearance between brake pad and drum
b. Oil coat on brake pad or drum
c. Badly worn friction pad
a. Adjust the clearance until both its upper and lower is
0.65mm
b. Clean with water
c. Replace
9. Parking brake failure shooting
HFC1048
series trucks
84
Trouble symptom and probable cause
Checking and remedy
(1) Badly worn tire
a. High or low tire pressure
b. Too much overloading or dissymmetrical loading
c. Loosen wheel hub bearing
d. Improper toe-in of front wheel
e. Frequent emergency brake, flare up when starting, or
accelerate suddenly
f. No wheel transposition
a. Inflate by specification
b. Load as rated
c. Adjust
d. Adjust the toe-in until it is 3~6mm (for diagonal tire)
and 1~3mm (for radial tire)
e. Drive stably, don't drive too fast
f. Transposition regularly
11. Wheel trouble shooting
HFC1048
series trucks
85
No.
1
Vehicle type
HFC1048K
type truck
Engine type
YZ4102QF
YZ4105QF
CY4102BQ
Inside dimension
of the cargo body
(l伊w伊h)
渊mm冤
4130伊1960伊400
Axle
Base
(mm)
3308
2
HFC1048KR1
type truck
3800伊1960伊400
3308
3
HFC1048K1
type truck
CY4102BZLQ
YZ4102ZLQ
4130伊1960伊400
3308
Outside dimension
(l伊w伊h)
(mm)
5910伊2096伊2250
5910伊2096伊2250
5910伊2096伊2250
Engine
power
(ml/kW)
3856/70.6
4087/75
3856/70.6
3856/88
3432/81
4
HFC1048K1R1
type truck
CY4102BZLQ
YZ4102ZLQ
3800伊1960伊400
3308
5910伊2090伊2250
3856/88
3432/81
5
HFC1048KD
type truck
CY4102BZLQ
CY4102BZQ
3856/88
3856/88
5910伊2096伊2250
4130伊1960伊400
3308
喻尧Automotive model table of trucks
86
No.
6
Vehicle type
HFC1048KR1D
type truck
Engine type
Inside dimension
of the cargo body
(l伊w伊h)
渊mm冤
3800伊1960伊400
Axle
Base
(mm)
3308
7
HFC1048K8
type truck
4130伊1960伊400
3308
8
HFC1048K8R1
type truck
CY4102BZLQ
YZ4102ZLQ
3800伊1960伊400
3308
Outside dimension
(l伊w伊h)
(mm)
5910伊2090伊2250
5910伊2096伊2250
5910伊2090伊2250
Engine
power
(ml/kW)
3856/88
3432/81
9
HFC1048K9
type truck
HFC4DA1-1
4130伊1960伊400
3308
5910伊2096伊2250
2771/68
10
HFC1048K9R1
type truck
HFC4DA1-1
2771/68
5910伊2096伊2250
3800伊1960伊400
3308
CY4102BZLQ
CY4102BZQ
CY4102BZLQ
YZ4102ZLQ
3856/88
3856/88
3856/88
3432/81
HFC1048
series trucks
87
No.
1
Umber of
leaf springs
(front/rear)
12/14
tyre
Max load
capacity
(kg)
1920
2
12/14
1920
3
12/14
7.00-16
1725
Cross vehicle
weight
(kg)
4480
4480
4480
Tread
(front/rear)
(mm)
1665/1525
1665/1485
4
12/14
7.00-16
1725
4480
1665/1525
1665/1485
5
12/14
7.00-16
7.50-16
1665/1525
1665/1485
4480
1725
7.00-16
7.00-16
1665/1525
1665/1485
1665/1525
1665/1485
Curb
wigh
(kg)
2560
2560
2560
2560
2560
Front/rear
suspension
(mm)
23/14
1105/1497
23/14
1105/1497
23/14
1105/1497
23/14
1105/1497
23/14
1105/1497
88
No.
6
Umber of
leaf springs
(front/rear)
12/14
tyre
Max load
capacity
(kg)
1725
7
12/14
1725
8
12/14
7.00-16
1725
Cross vehicle
weight
(kg)
4480
4480
4480
Tread
(front/rear)
(mm)
1665/1525
1665/1485
9
12/14
7.00-16
1790
4365
1665/1525
1665/1485
10
12/14
7.00-16
1665/1525
1665/1485
4365
1785
7.00-16
7.50-16
7.00-16
1665/1525
1665/1485
1665/1525
1665/1485
Curb
wigh
(kg)
2560
2560
2560
2380
2380
Front/rear
suspension
(mm)
23/14
1105/1497
23/14
1105/1497
23/14
1105/1497
1185/2050
1185/2050
HFC1048
series trucks
89
峪尧Appendix
Main lubricating position and the lubricant name(for reference)
Description of the oil in lubricating table (for reference)
Main files along with the vehicle
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