6-34
1
Bowl and element assy
2
Check valve
3
Cartridge
4
Solenoid valve
5
Accumulator
A1
T
P1
5
4
3
1
2
T
A1
P1
1
2
3
Hydraulic circuit
7. SAFETY VALVE
STRUCTURE
1)
75796WE16
Port
Port name
Port size
P1
From MCU
PF 3/8"
A1
Supply to RCV lever
PF 1/4"
T
To hydraulic tank
PF 1/4"
OPERATION
This valve is used to cut off the pilot circuit.
When the pilot cut off switch in the cab is pressed to ON position, the solenoid valve is activated
and then the pilot oil flow into the pilot circuit.
The accumulator satisfied short term peak power demands and is a source of emergency power in
case of main circuit pressure failures.
2)
Содержание HL955
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