Mounting And Dismounting The Pump - Kubota U20-3 Workshop Manual

U20-3, U25-3 WSM

[2] Mounting and dismounting the pump

Identification of pumps
Color of nameplate
U20-3 EU
U25-3 EU
2) Reassembling procedure
1. Hydraulic adaptor mounting direction and angle.
Mount it as shown at left.
CAUTION:
There should be no close contact with other parts in the hose line.
2. Tightening torque of hydraulic adaptor:
G3/8 49.0~53.9N⋅m(5.0~5.5kgf⋅m)
No. Part No.
RB411-6111Δ
1
RB511-6111Δ
2 01133-61230
3 RB411-6317Δ
4 04811-10440
5 01123-61020
6 RB201-63881
7 68311-64321
8 RB511-6398Δ
9 RB511-6399Δ
10 RB511-6397Δ
11 RB511-6396Δ
12 RB511-6394Δ
13 68551-51251
14 RB511-6395Δ
15 04015-60100
16 01133-61025
17 PR201-6181Δ
18 RG908-8644Δ
04810-00140
Blue
Yellow
Part name
Pump assembly
Pump assembly
Bolt
Flange (suction)
O-ring
Bolt
Elbow pipe joint (F3x2-T1)
Straight pipe joint
T pipe joint (3-3-3)
Elbow pipe joint (3-4-25)
Hydraulic hose (5/8)
Plug (G1/2, hose)
Cushion (plug)
Cushion
Collar
Plain washer
Bolt
Pipe joint (L. G3/8-03/8)
ADAPTER
O-ring
IV-S-45
Hydraulic system (Service section)
Filter
Nameplate
U20-3 EU: Blue
U25-3 EU: Yellow
[Note]
Both the U20-3 EU and U25-3
EU have side branches.
Q'ty Remarks
1 U20-3 EU(blue)(611)
1 U25-3 EU(yellow)
2 M12×1.25 7T
1
1
4 M10×1.5 7T
1 P2
1 P4
1 P1
1 P1
1
1
1
2
2
2
2
1 P3
2 R1/7 P1⋅P2
for 3/8