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5-55
OPERATING PRINCIPLE (pump EPPR valve)
Structure
3)
P Pilot oil supply line (pilot pressure)
T Return to tank
A Secondary pressure to flow regulator at main pump
Neutral
Pressure line is blocked and A oil returns
to tank.
Operating
Secondary pressure enters into A.
P
T
A
P
T
A
P
T
A
2
3
4
5
6
7
1
1
Sleeve
2
Spring
3
Spool
4
O-ring
5
O-ring
6
Solenoid valve
7
Connector
P
T
A
P
T
A
5-22(1)
5-22(2)
(1)
(2)
(3)
Summary of Contents for HX140L
Page 12: ...SECTION 1 GENERAL SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10...
Page 209: ...4 5 MEMORANDUM...
Page 694: ...8 68 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29...
Page 734: ...8 108 Assemble plug 2 Plug NPT1 16 11 EA 17 21078TM68 21078TM69 21078TM70 21078TM71...
Page 756: ...8 130 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10...