LT3-00032-2-A - DDKS Industries, hydraulic components distributor

FLUID CONNECTION
NOMENCLATURE
(For ISO circuits Figures 14 & 15)
FLUID CONNECTIONS
item
description
1 piston pump
2 vane chambers
3 rotary servo
4 auxiliary pump
5 servo pressure relief valve
(modulated by operating pressure)
6 replenish pressure relief valve
7 sequence valve
8 compensator pilot valve
9 override pressure valve or
servo pressure sequence valve
10 replenish ring check valve
11 external auxiliary boost pump
12 shuttle valve
specification term Goldcup P2430P Goldcup P24/30S
A & B system, in. 2.0 2.0
SAE code 62 split flange mm 50,8 50,8
AG1, BG1, A,B system gage
straight thread, o-ring seal SAE -6 -6
AG2, BG2, A,B system gage
straight thread, o-ring seal SAE -8 -8
C, aux. pump inlet, servo & repl. in. 2.0 2.0
SAE code 61 split flange mm 50,8 50,8
D1, D2, case drains,
straight thread, o-ring seal SAE -20 -20
D3, shuttle drain SAE - -16
DG, case gage
straight thread, o-ring seal SAE -6 -6
DG2, case filling for vertical mounted
units, straight thread, o-ring seal SAE -4 -4
DV, external drain pilot valve SAE - -4
FA, FB, control pressure gage
straight thread, o-ring seal SAE -6 -6
1) G, aux. pump outlet, servo & repl.
to external filter SAE -12 -12
H1, aux. pump inlet, servo & repl., from
external filter, str. thd., 0-ring seal SAE -12 -12
H2, servo gage, straight thread,
o-ring seal SAE -6 -6
K, optional replenishing supply inlet,
straight thread, o-ring seal SAE -32 -32
KA, shuttle relief inlet SAE - -12
KG, replenishing gage,
straight thread, o-ring seal SAE -6 -6
V, compensator vent, VA, A-side
vent, VB, B-side vent, straight
thread, o-ring seal SAE -4 -4
1) Reference: viewing main shaft end of pump this port is located at 5 o’clock in the
standard adapter cover and at 11 o’clock position in the rear drive adapters.
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