Hyundai HX130LCR Manual page 84

DOZER OPERATION
9)
Dozer down operation
(1)
P2 Parallel passage
DOZER
Tank passage
(2)
Dozer up operation
P2 Parallel passage
Pd6
From dozer RCV
During the dozer down operation, the pilot pressure from the dozer control valve is supplied into
the port Pc6 of the spring side and it shifts the dozer spool in the left direction.
The hydraulic fluid from the pump A1 enters the parallel passage and is direction to the head side
of the dozer cylinder through port D6.
The return flow from the rod side of the dozer cylinder returns to the dozer spool through C6 port.
Thereafter it is directed to the hydraulic tank through tank passage.
In case of the dozer up operation, operation is similar.
Dozer spool
C6 D6
C6 D6
2-40
From dozer RCV
Pc6
Dozer spool
DOZER
Tank passage
14W92MC30
14W92MC31