Branson F36r - Chapter 6 Hydraulic System; Control Valve; Hydraulic Pump; Major Component Specifications

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42hW-201601
CHAPTER 6 HYDRAULIC SYSTEM
6
3015R(h)/3515R(h)/4015R(h)/F36R(h)/F42R(h) TRACTOR
3. MAJOR COMPONENT SPECIFICATIONS
3.1 PST VALVE
TYPE
OPEN CENTER, NON-LOAD REACTION TYPE
INTEGRAL RELIEF VALVE
Relief valve setting pressure
Capacity 74 cc/rev
Ratedow 8ℓ/min
Max. system pressure
13.7 MPa
140 kgf/cm
2
1,988 psi
Maximum back pressure
3.4 MPa
35 kgf/cm
2
498 psi
Max. temperature
95
℃
203
℉
Steering input torque (when energized)
Filter Nominal 10
µ
m
12.8 - 13.5 MPa
130 - 137 kgf/cm
2
1,857 - 1,959 psi
at8ℓ/min
1.47 N.m
0.15 kgf.m
1.08 lbf.ft
Reference
Primary pump Secondary pump
Theoretical discharge volume 13.0 cc/rev 7.0 cc/rev
Maximum pressure 210 kgf/cm
2
210 kgf/cm
2
Revolving speed 500 - 2,500 rpm 500 - 3,000 rpm
Turning direction (when seeing from
end of shaft)
Counterclockwise Clockwise
3.2 HYDRAULIC PUMP
Max.ow 45ℓ/min.
Operating pressure 180 kgf/cm
2
3.3 CONTROL VALVE