Hyundai HX140L, Manual

Page: 49 / 819

2-1
1. STRUCTURE
The pump device consists of main pump, regulator and gear pump.
SECTION 2 STRUCTURE AND FUNCTION
GROUP 1 PUMP DEVICE
A1
A2
B1
Dr
a4
B3
Pi1
Pi2
a3
A3
a1
a2
A1 A2
Qmax adjusting screw
Pi1
Pi2
Dr
EPPR valve
Regulator
A1 pump
Valve block
A2 pump Gear pump
Pi2
Pi1
Dr B1
B3
a4
a3
A3
P1
B3
Qmin adjusting screw
Qmin adjusting screw
P1
Regulator
VIEW A
A2
A1
a1 a2
B1
A
326 414
14092MP01
Port Port name Port size
A1, A2 Delivery port SAE6000 psi 3/4"
B1 Suction port SAE2500 psi 2 1/2"
Dr Drain port PF 1/2 - 19
Pi1, Pi2 Pilot port PF 1/4 - 15
P1 EPPR port PF 1/4 - 15
a1, a2, a3 Gauge port PF 1/4 - 15
a4 Gauge port PF 1/4-14
A3 Gear pump delivery port PF 1/2 - 19
B3 Gear pump suction port PF 3/4 - 20.5