Service Manual

Groundsmaster 4300--D Hydraulic SystemPage 4 -- 23
40 GPM Hydraulic Tester (Pressure and Flow)
Use to test hydraulic circuits and components for flow
andpressurecapacities as recommendedintheTesting
sectionofthischapter.Thistesterincludesthefollowing:
1. LOAD VALVE: A simulated working load is created
in the circuit by turning the valve to restrict flow.
2. PRESSURE GAUGE: Glycerine filled 0 to 5000 PSI
gauge to provide operating circuit pressure.
3. FLOW METER: This meter measures actual oil flow
in the operating circuit with a gauge rated from 4 to 40
GPM (20 to 150 LPM).
Toro Part Number: AT40002
NOTE: Thistesterdoesnotincludehoses(seeHydrau-
lic Hose Kit TOR6007 below).
Figure 23
Hydraulic Hose Kit
Thiskitincludes fittingsandhosesneededtoconnect40
GPM hydraulic tester (AT40002) or high flow hydraulic
filterkit(TOR6011)tomachinehydraulictractionsystem
components.
Toro Part Number: TOR6007
Figure 24
O--Ring Kit
The O--ring kit includes O--rings in a variety of sizes for
face seal and port seal hydraulic connections. It is rec-
ommended that O--rings be replaced whenever a hy-
draulic connection is loosened.
Toro Part Number: 117--2727
Figure 25
Hydraulic
System