User manual

Groundsmaster 4500--D/4700--DHydraulic System Page 4 -- 32
Special Tools
Order these special tools from your Toro Distributor .
Hydraulic Pressure Test Kit
Use to take various pressure readings for diagnostic
tests. Quick disconnect fittings provided attach directly
to mating fittings on machine test ports without tools. A
high pressure hose is provided for remote readings.
Contains one each: 1000 PSI (70 Bar), 5000 PSI (350
Bar) and 10000 PSI (700 Bar) gauges. Use gauges as
recommended in Testing section of this chapter.
Toro Part Number: TOR47009
Figure 25
Hydraulic Tester (Pressure and Flow)
This tester requires O--ring Face Seal (ORFS) adapter
fittings for use on this machine (see Hydraulic Te st Fit-
ting Kit (TOR4079) in this section).
1. INLET HOSE: Hose connected from the system cir-
cuit to the inlet side of the hydraulic tester.
2. LOAD VALVE: A simulated working load is created
in the circuit by turning the valve to restrict flow.
3. PRESSURE GAUGE: 0 to 5000 PSI gauge to pro-
vide operating circuit pressure.
4. FLOW METER: This meter measures actual oil flow
intheoperatingcircuitwithagaugeratedat15GPM.
5. OUTLET HOSE: A hose from the outlet side of the
hydraulic tester connects to the h ydraulic system circuit.
Toro Part Number: TOR214678
Figure 26