Toro Hydroject 3000 Troubleshooting Manual Download Page 13

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TORO Hydroject® 3000/4000 Components

NOTES

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Transmission Filter (3000 Hydroject® Only)

A 25-micron filter, located below the frame, filters the transmission oil.

NOTE:

The transmission filter should be changed at 25 hours and then every 250 hours after that.
Prefill the filter before installation.
Transmission filter PN. 67-8110.

Wheel Motor (3000 Hydroject® Only)

The hydrostatic wheel motor is a low speed, high torque, bi-directional motor, which propels the unit and
provides smooth directional changes.

Summary of Contents for Hydroject 3000

Page 1: ...Commercial Products Hydroject 3000 4000 Troubleshooting Guide PART NO 97928SL Rev A...

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Page 3: ...ice Bulletins Operator s Manuals and Parts Books when necessary Service Manual Updates and Service Bulletins can be found on the internet at www toro com golf custsvc html This Manual and the training...

Page 4: ...Overview TORO Hydroject 3000 4000 2...

Page 5: ...___________________ ____________________________________________________________________________________________________________ _______________________________________________________________________...

Page 6: ...auge Engine driven water pump Accumulator Accumulator charge pressure switch 5000 psi relief valve Cycling valve water valve Rollers Roller washer High pressure aeration nozzles Drain valve Hydrostati...

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Page 8: ...Components TORO Hydroject 3000 4000 6...

Page 9: ...__________________________________________________________________________________ 7 Engine The Hydroject is powered by an Onan 24 HP air cooled twin cylinder electric start gas engine The engine is e...

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Page 15: ...___________________________________________________________________________________________________ 13 Tiller Controls 3000 Hydroject Only The tiller handle contains some controls for aerating These c...

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Page 23: ...__________________________ 21 Controller The controller is a solid state timing device used to regulate monitor the input functions 3 colored lights monitor these functions Red Yellow and Green Hydroj...

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Page 29: ..._____________________________________________________________________ ____________________________________________________________________________________________________________ 27 Pre filter The Hyd...

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Page 40: ...The piston moves down as water from lower half of accumulator flows to the injection nozzles Cycling Valve Opens Status Unit running Nitgogen pressure equals water pressure Piston halfway up Accumula...

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Page 48: ...3000 only 67 8110 Helpful Hints 1 When servicing the air filter Pre cleaner add 1 tablespoon of engine oil to the foam and squeeze to remove excess 2 Verify engine RPM to insure proper operation Low I...

Page 49: ...SI D 2500 PSI 5 The accumulator is Pre charged with A Air B Water C Liquid Helium D Dry Nitrogen 6 The main water filter should be cleaned when dirty A True B False 7 What is the correct air gap for t...

Page 50: ...Water System Operation TORO Hydroject 3000 4000 48 Hydroject 3000 Hydroject 4000...

Page 51: ..._________________________________________________________________________________________ 49 System Operation 1 Water is supplied to the unit by a water supply hose or a portable water supply tank 2 T...

Page 52: ...to fill the accumulator with water System pressure reaches 5000 PSI Accumulator is half full of water and nitrogen Relief valve opens 5 seconds after pump engagement the timer module engages cycling...

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Page 54: ...Water System Operation TORO Hydroject 3000 4000 52...

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Page 56: ...000 54 1 2 3 4 6 7 Depress engage switch PumpBeginstoPump Water Pressure Builds Relief valve opens Cycling valve engages Start up Sequence 5 1 2 3 4 5 6 7 Depressdisengageswitch Pumpstops Shutdown Seq...

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Page 58: ...nds before the cycling valve opens During these 5 seconds the pressure should initially go up to 4500 5000 PSI and then the relief valve should open 3 On the Hydroject 3000 when the relief valve opens...

Page 59: ...er pressure reaches 90 PSI B The operator depresses the engage switch C 4 seconds after the Water pump engages D When the unit is in neutral 5 When aerating the unit is operated at A Low idle B High i...

Page 60: ...connected and wheels up Check pre filter main water filter and water supply hose Check pump start limitt switch Check Accumulator Pressure Contact Distributor Flush pre filter Change main water filter...

Page 61: ...ght is on whenever the unit is moving or the traction control linkage is not in neutral The red light is on while the unit is aerating If the red light is not on check the transport switch and the swi...

Page 62: ...or not kept full Repair or Replace Water Pump Recheck Hole Depth Disconnect Cycling valve clutch wire and check for relief valve pressure of 5000 PSI minimum Caused by low nitrogen charge Pressure Low...

Page 63: ...__________________________________________________________________________________ 61 Complaint Shallow Hole Depth 1 Test high pressure water Low water pressure can be an indication of a faulty relief...

Page 64: ...Check Water Valve Lift Within Spec Check Water Valve Spool and seat Within spec Adjust valve lift Valve lift to high can prevent valve from completely closing rebuild or replace watervalve Water leaki...

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Page 78: ...the component must be repaired before continuing with the test 4 The most important test equipment is the flow meter and the water system pressure gauge Bleed air form the system and operate the unit...

Page 79: ...ed with nitrogen 6 Low water system pressure is caused by A Leaking relief valve B Low water supply flow C Low pump output D Worn injection nozzles E All of the above F None of the above 7 Normal oper...

Page 80: ...ontinue to rotate coupling an additional 1 4 turn opening the cycling valve Preparation for winter storage or if unit is out of service for an extended period Minimum Pressure 90 Psi Temporarily open...

Page 81: ...__________ ____________________________________________________________________________________________________________ 79 Storage The unit must be properly prepared for storage If the unit is being s...

Page 82: ...Maintenance TORO Hydroject 3000 4000 80...

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Page 84: ...The Toro Company...

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