1
Preface
Jinma series wheeled tractors （ 、
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JM-200 JM-204 JM-250 JM-254 M-
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300A JM-304A are small four wheel tractors of new type , which are developed
according to the increasingly rising demands of dometic and overseas agricultural
machinery for small new wheeled tractors . The tractors have the characteristics of
saving energy , high efficiency , varied purpose ,beautiful appearance . If you buy
them , you will get satisfactory economic profit from them .
Jinma series wheeled tractors respectively adopt vertical and energy saving
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diesel engine of 20 25 30Hp as their power ;they employ direct gears transmission
between engine and transmission system . Jinma tractors have many types for you to
choose . They not only have single stage clutch and dual stage clutch types , but also
have two wheel and four wheel drive types .They also have creeper device for you to
choose if you want your tractors to conduct ditching operation . They have perfect
hydraulic suspension system in performance , wide thread driving tyres of good
adhesive force and low pressure and reliable (crankpin type and circulating ball type)
but also have hydraulic steering gear , the users can choose either of them . The
products are featured by their favourable power ,relatively hight traction force ,
compact contruction , high transmission efficiency ,easy operation , convenient repair
and maintenance ,economical oil consupmtion ,easy attachment of implements and
good compreshensive usage .
In order to help the customers master the Jinma series tractors' operation ,
adjustment and maintenance , and prolong their service life , make the best possible
use of them and obtain ideal economic profit ,we compile the operation manual ,With
regard to the operation and repair and maintenace , Please consult the operation
manuals of the diesel engines .
With the development of science and technology and varying in requirement of
customers , the tractors are subject to improvements and perfection in their in their
constructions which will be written about in next editions of the manual . Therefore ,
users of tractors are required to pay attention to where the manual differs from the
actual tractors .
