1 Hydraulic System
8
1.5 Hydraulic Components
1.5.1 Pump
1 Specifications
2 Pump Structure
Pump I Pump II
P/C Power Steering
Pump Model Gear Type Gear Type
Model
Fujikoshi
GP-OB-13.8-L
Fujikoshi
GP-OB-6.3
Discharge Amount 11.4cc/rev {0.696in
3
/rev} 5.15cc/rev {0.314in
3
/rev}
Relief Pressure 15.2MPa (155kgf/cm
2
, 2205psi) 15.2MPa (155kgf/cm
2
, 2205psi)
Rotating Direction Left (from the pump shaft side) Right (from the pump shaft side)
Parts Number 1030 2501- 1030 2539-
Application For Hydraulic Cylinder For Power Steering
No.PartsNo.Parts
1 Body 2 Cover
3 Gear A 4 Gear B
5 Plate 6 Gasket
7 Gasket 8 Bearing
9 Oil Seal 10 Snap Ring
11 Steel Ball 12 Screw
13 Washer
8
12 13 2 11 4 5 1
7 6 9
10
3
GS7W4-007
www.mymowerparts.com
K&T Saw Shop 606-678-9623 or 606-561-4983
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