Toro 04384 Service Manual

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Contents

Greensmaster 3250--D Hydraulic SystemPage 4 -- 105Removal (Fig. 74)1. Park the machine on a level surface, engage theparking brake, lower the cutting units and stop the en-gine. Remove key from the ignition switch.CAUTIONBefore continuing further, read and become fa-miliar with General Precautions for Removingand Installing Hydraulic System Components.2. Place clean container, large enough to collect 2 gal-lons (7.6 liters), under the oil filter assembly to collect hy-draulic oil.3. Crack open oil filter and allow at least 2 gallons (7.6liters) of hydraulic oil to drain into the container, thentighten oil filter to stop drainage. Uncap hydraulic oil tankand allow enough time for the hydraulic oil to drain outof the leak detection tank into the hydraulic oil tank.4. Remove five (5) cap screws and flat washers secur-ing the cover plate and cap tether to the leak detectiontank. Remove cover plate from tank (Fig. 75).5. Remove cap screw and flat washer securing R--clamp and leak detector harness to the underside of thehydraulic tank. Pull clamp free of harness (Fig. 76).6. Unplug leak detector harness from 2--pin plug, withyellow/orange and black wires, on the main tractor har-ness. Pull leak detector harness out of the access holeon the hydraulic tank.7. Loosen four (4) cap screws securing the valve as-sembly to the fill neck on the hydraulic tank. Lift leakdetection tank from the hydraulic tank. Remove O--ringfrom fill neck boss (Fig. 76).Installation (Fig. 74)1. Top off main hydraulic tank until fluid is visible at baseof breather port. This will ensure that the maximumamount of air is purged from the main tank before instal-ling the leak detector.2. Make sure filler screen is placed in neck of auxiliarytank.3. Make sure five (5) cap screws and washers securingthe cover plate to auxiliary hydraulic tank are removedwith the cover plate (Fig. 75).4. Clean mating surfaces of block and fill neck with aclean, dry rag. Carefully place new O--ring over fill neckboss (Fig. 76).1. Cap screw2. Flat washer3. Cover plate4. Cap tether5. Leak detection tankFigure 75512431. Cap screw2. Flat washer3. R--ring4. Leak detector harness5. Hydraulic tank6. Cap screw7. Valve assembly8. Fill neck9. Leak detection tank10. O--ring11. Plug12. Sight gaugeFigure 76111081234 12156975. Route wire harness through access hole in hydraulictank. Align valve assembly with fill neck. Secure valveto hydraulic tank fill neck with four (4) cap screws (Fig.76).HydraulicSystem