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Technical Support

Technical

Test report for tractor hydraulic hitch system

Setting pressure of relief valves of distributors 20.5 MPa
Agricultural implement: 8-body reversible plow.
1
Test object
Hydraulic hitch system of BELARUS-3522 tractor, serial number Y4R352201R1A00289, with Weichai engine, which passed 30-hour running-in from 08/02/2024 to 08/07/2024.
2
Test objective
To determine the cause of mass loss of productivity of CBSL8-F32/F32-A4F13 gear tandem pumps (efficiency drop, cracks in the casing, broken bolts, thread destruction on the pump flanges), supplier: PMI Engineering LLC, manufacturer GRN.
1 (6)
2 (4)
4 (3)
3 (8)
no data

Measuring equipment

SCM-500-01-01 "Service Master Plus" head manufactured by "Parker". SCPT-600-02-02 pressure sensor with a measurement range of 0-600 bar, installed on the discharge side of the tandem gear pump section.

Table data display

Tractor plowing (process) with a plow on the left side
Tractor plowing (process) with a plow on the left side
◎ Correction frequency: up to 3 times per second
◎ Pressure range from 6 to 88 bar
◎ Maximum pressure (peak): 118 bar
Plowing with a tractor with a plow on the left side (turning the plow at the end of the field when turning the tractor)
Plowing with a tractor with a plow on the left side (turning the plow at the end of the field when turning the tractor)
◎ Pressure range from 6 to 210 bar
◎ Maximum pressure (peak): 214 bar
Plowing with a tractor with a plow on the right side (process and turning the plow at the end of the field several times)
Plowing with a tractor with a plow on the right side (process and turning the plow at the end of the field several times)
◎ Pressure range from 6 to 220 bar
◎ Maximum pressure (peak): 225 bar
no data
4_ 图标4 (3)
4_ 图标4--
no data
◎ Pressure range from 6 to 205 bar. Meets the requirements of the drawing.
◎ Maximum pressure (peak): 235 bar
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