Ariens HVZ 915085-2350 Service Manual

Service ManualZoom/HVZ00652100 2/07Printed in USAENGLISHModel915085 - 2350

4 - 94.6 LEVELING AND ADJUSTING PITCH OF MOWER DECKNOTE: Adjust on a level surface, with the tires inflated to the correct air pressure (see Specific

4 - 10Adjusting The Mower Deck To Adjust Mower Blade Height And Pitch (Figure 8):If the mower blade height and pitch cannot be adjusted to the measure

4 - 11until the wheel stops turning. The transmission is now in neutral (wheel is not under power).10.Hold the linkage (5) in place and tighten the lo

4 - 12 Figure 11Install bolts here for pivoting front axleInstall bolts here for non-pivoting front axleDC7883.jpg

4 - 134.10 ADJUSTING THE PARKING BRAKE Figure 12When properly adjusted the parking brake will lock the linkage on both drives and activate the safety

5 - 145.1 ENGINE TROUBLESHOOTINGThe following troubleshooting chart is to be used to isolate engine problems and give possible causes and corrective

5 - 15Erratic Running (cont.) Broken, worn, or sticking piston rings Repair per instructions in manufacturer’s manualRestriction in air cleaner Remove

5 - 16Misfiring Choked fuel filter Remove obstructionPoor compression Repair per instructions in manufacturer’s manualLeaking cylinder head gasket Rep

5 - 175.2 CHECKING ENGINE OILCheck the engine oil prior to use.IMPORTANT: Never operate the engine with the oil below the low mark on the dipstick.Se

5 - 185.9 ENGINE REMOVALSee Figure 15 for this procedure.1. Remove the battery cable from the negative battery terminal (12).2. Remove the mower belt

1Section 1 - Introduction. . . . . . . . . . . . . . . . . . . 1-21.1 The Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21.2 Mo

5 - 19Figure 151. Engine2. Engine Mounting Bolt (4 places)3. Sheave4. Drive Belt5. Electric Clutch6. Spring7. Idler Arm8. Idler Sheave9. Muffler10.Gas

6 - 206.1 REPLACING MOWER BLADERemove (Figure 16)1. Block mower blades (5) to prevent rotation.2. Remove mounting hardware and mower blades from mowe

6 - 216.3 REPLACING THE PTO BELTRemove (Figure 18)1. Lower mower deck to the ground.2. Remove belt covers (6) from mower deck3. Pull idler arm (5) to

7 - 227.1 PRINCIPLES OF OPERATIONThe hydro transmission is a self contained unit designed for the transfer and control of power. It provides an infin

7 - 23Operates hot Debris buildup around transaxle and cooling finsClean off debrisCooling fan damaged Repair or replace cooling fanOil level low Fill

7 - 247.3 HYDRO-GEAR FLUID RECOMMENDATIONSThe fluids used in Hydro-Gear transaxles have been carefully selected, and only equivalent or better produc

7 - 257.7 HYDRO-GEAR TRANSMISSION REMOVALSee Figure 19 for procedure.1. Place the unit on a flat surface. Remove the negative lead from the battery a

7 - 267.8 REPLACING HYDROSTATIC BELTRemove (Figure 20)1. Remove PTO belt (see Replacing the PTO Belt).2. Disconnect electric clutch connector from PT

8 - 278.1 LIFT SYSTEMThe mower pan lift system is a manual lift system controlled by the operator.Mower Lift PedalRaises and lowers mower deck, Figur

9 - 289.1 STEERING CONTROLSRefer to Figure 24 for Steering.The steering controls should remain in the neutral position unless moved by the operator.

1 - 21.1 THE MANUALBefore operation of unit, carefully and completely read your manuals. The contents will provide you will an understanding of safet

10 - 2910.1 FUEL SYSTEM TROUBLESHOOTINGThe following troubleshooting chart is to be used to isolate fuel system problems and give possible causes are

10 - 30Will Not Accelerate Plugged air filter Clean or replace air filterAir bleed restricted Remove obstructionPlugged tank or vent Remove obstructio

10 - 3110.2 FUEL PUMPThe impulse style fuel pump is the most commonly used fuel pump. Impulse fuel pumps may either be mounted externally onto the ca

11 - 3211.1 TOOLSThere are some specialized tools and test equipment that are needed for electrical repair work. A brief description of these follows

11 - 33Voltage MeasurementThere are two basic rules to be remembered when using a voltmeter. A voltmeter measures the voltage difference between the t

11 - 34• In case of internal contact, DO NOT induce vomiting!IMPORTANT: DO NOT fast charge. Charging at a higher rate will damage or destroy battery.I

11 - 35L and S. These connections apply power to close the solenoid contacts and operate the starter motor.In addition to the above test, place the sw

11 - 3611.6 LIGHTING CIRCUITSLighting circuits are simple circuits and easiest to trouble shoot in most equipment. They consist of the lights connect

11 - 3711.10 ENGINE ELECTRICAL COMPONENTSEngine servicing and repair should be referred to local engine manufactures service centers that have the se

11 - 38Contact resistance is 0.1-0.3 ohms when correct.Normally open contacts manually activated. contact resistance is 0.1-0.3 ohms when correct.2 se

2 - 3WARNING: This cutting machine is capable of amputating hands and feet and throwing objects. Failure to observe the safety instructions in the man

11 - 39Normally open contacts (big terminals) coil resistance 3.0-5.0 ohms. Contact resistance is 0.1-0.3 ohms when correct. Electrically activated.Co

11 - 4011.12 WIRING AND CIRCUIT DIAGRAMSWiring DiagramFigure 31OPTIONALYellow / RedYellow / RedParkingBrakeSwitchOptionalPE1290

11 - 41Activate Start Relay (On Seat) CircuitFigure 32PE1290PE1290

11 - 42Activate Start Relay (Off Seat) CircuitFigure 33PE1290PE1290

11 - 43Activate PTO CLutch and PTO Relay CircuitFigure 34PE1290PE1290

11 - 44Cranking CircuitFigure 35PE1290PE1290

11 - 45Engine Kill CircuitFigure 36PE1290PE1290

11 - 4611.13 ELECTRICAL SYSTEMFigure 37 6531241. Clutch Switch2. Relay3. Switch Double Pole N.O./N.O.4. Key Switch5. Switch N.O.6. Diode, She

11 - 4711.14 CONTINUITY DIAGRAMOE0771

12 - 4812.1 MOWER SPINDLE REMOVAL 50" DECK Figure 38See Figure 38 for this procedure.The spindles (4) are assemblies that are replaced as a unit

2 - 4Avoid sharp edges. Sharp edges can cut. Moving parts can cut off fingers or a hand. ALWAYS keep hands and feet away from all rotating parts durin

13 - 49SECTION 13 - TROUBLESHOOTINGTROUBLESHOOTINGPROBLEM PROBABLE CAUSE CORRECTIONEngine will not crank/start1. Safety interlock system is not engage

13 - 50Engine overheats1. Engine oil level low.2. Cooling system plugged.3. Faulty engine.1. Add engine oil. Refer to Engine Manual for detailed instr

13 - 51SERVICE PARTSBE SURE TO ALWAYS USE GENUINE ARIENS PARTS TO KEEP YOUR UNIT RUNNING LIKE NEWPART NO. QTY DESCRIPTION61527600 1 Spindle Assembly07

Ariens Company655 West Ryan StreetP.O. Box 1 57Brillion, WI 54110-0157920-756-2141Fax 920-756-2407www.ariens.com

2 - 5NEVER fill fuel tank when engine is running or hot from operation.NEVER fill or drain fuel tank indoors.NEVER overfill fuel tank.Replace fuel cap

3 - 6SECTION 3 - SPECIFICATIONSModel Number 915085 Model 2350 Engine Type Kohler Engine Power – hp (kW) at Maximum RPM 23 (17.1) Governed RPM (May

4 - 74.1 CONTROLS AND FEATURESFigure 2SECTION 4 - GENERAL MAINTENANCE & ADJUSTMENTS1. Ignition Switch2. PTO Switch3. Choke Lever4. Throttle Lever

4 - 84.2 MOVING UNIT MANUALLYWARNING: DO NOT disengage or bypass transmission and coast downhillDisengage (1) transmission bypass levers to drive uni