Hydraulic diagram parts list, Pump displacement, Diagrams – Smithco Spray Star 1750 (sn 175G046 – 175G072) Parts & Service Manual User Manual
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Diagrams
HYDRAULIC DIAGRAM PARTS LIST
REF#
PART#
DESCRIPTION
QUANTITY
1
76-238
Wheel Motor
2
2
15-681
Hydraulic Hose 23"
4
3
15-682
Hydraulic Hose 46
3
/
4
"
2
4
15-685
Hydraulic Hose 101"
1
5
8832-33
3
/
4
" Suction Hose
2
18-040
Hose Clamp
4
6
75-714
Hydraulic Cylinder
1
7
15-687
Hydraulic Hose 75
1
/
2
"
2
8
15-301
Orbitrol
1
9
15-686
Hydraulic hose 107
1
/
2
"
1
10
60-473
Hydraulic Oil tank
1
11
8917-26
3
/
8
" Suction Hose
1
18-040
Hose Clamp
2
12
26-016
Oil Filter
1
23-031
Replacement Filter
1
13
15-683
Hydraulic Hose 43
3
/
4
"
1
14
76-398
Hydrostatic Pump
1
15
76-197
Gear Pump
1
16
15-624
Cooler
1
17
15-684
Hydraulic Hose 58"
1
PUMP DISPLACEMENT
76-398 Hydrostatic Pump
Displacement
Variable to 1.44 in
3
/R (23.6 cm
3
/R)
22.44 gpm (84.94 lpm) at 3600 rpm
Max Operating Speed
3600 rpm
Rated Pressure
3000 psi (206.8 bar)
Max Pressure
5000 psi (344.7 bar)
Max Inlet Vacuum
6 in Hg (.203 bar)
Max Inlet Temperature
225°F (107°C)
Max Allowable Case Pressure 25 psi (1.72 bar)
76-197
Gear Pump
Displacement
.40 in3/R (6.6 cm3/R) 6.23 gpm (25.39 lpm)
Over tightened fittings will result in crushing the cone which will create a leak.