504G3 SERIES TRACTOR OPERATION MANUAL
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shaft.
These series tractors provide Rear PTO and Mid PTO which can drive mower. Speed of
Mid PTO is 2000rm. Rear PTO provides two type speeds as following:
Fig 4-27
1、PTO Switch
2、Electric hydraulic valve
4.3.6Ballast
The tractor traction consisting of tractors power, and operation condition of the soil or road
has been set, so the main factors affecting the traction force play is the tractor quality and
the quality distribution of the front and rear wheels. The tractor must have a proper quality
to play as soon as possible. The use of ballast should consider the load capacity of the tire
and the maximum allowable quality of the tractor.
Fig.4-28 Ballast
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