Branson 4015r User Manual

6
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27
42hW-201601
CHAPTER 6 HYDRAULIC SYSTEM
6
3015R(h)/3515R(h)/4015R(h)/F36R(h)/F42R(h) TRACTOR
LIFTING (RAPID LIFTING)
▶
The unload valve is applied with the pilot pressure (a) and (b) so it is closed by the spring force. As the
pressureinthepumprises,oilowsthroughtheowpassageinthespoolandopenstheloadcheckvalveto
owintothecylinder(rapidlifting).Themechanicalcheckvalveiskeptclosed.
(1) Safety valve
(2) Slow return valve
(3) Load check valve
(4) Mechanical valve
(5) Main spool
(6) Unload valve
(7) Oil tank
4
b
7
3
5
6
a
1
2
⫰ㆣ⪣#⫝̸ᜤ
⥯⫇⪣#㪛᳏
Q25W624A
Operation
Oilow

Branson 4015r Specifications

General

Brand	Branson
Model	4015r
Category	Tractor
Language	English