Toro Z Master 74926 Operator'S Manual Download Page 1

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Form No. 3409-767 Rev C

Z Master

Professional 5000 or

6000 Series Riding Mower

with 52in, 60in, or 72in TURBO FORCE

Side

Discharge Mower

Model No. 74906—Serial No. 400000000 and Up

Model No. 74918—Serial No. 400000000 and Up

Model No. 74926—Serial No. 400000000 and Up

Model No. 74928—Serial No. 400000000 and Up

Model No. 74930—Serial No. 400000000 and Up

Model No. 78926—Serial No. 400000000 and Up

Model No. 78928—Serial No. 400000000 and Up

*3409-767* C

Summary of Contents for Z Master 74926

Page 1: ...4906 Serial No 400000000 and Up Model No 74918 Serial No 400000000 and Up Model No 74926 Serial No 400000000 and Up Model No 74928 Serial No 400000000 and Up Model No 74930 Serial No 400000000 and Up...

Page 2: ...lawns on residential or commercial properties It is not designed for cutting brush or for agricultural uses Read this information carefully to learn how to operate and maintain your product properly a...

Page 3: ...afety 38 Servicing the Air Cleaner 38 Servicing the Engine Oil 40 Servicing the Spark Plug 42 Checking the Spark Arrester 44 Fuel System Maintenance 44 Servicing the Electronic Fuel Injection System 4...

Page 4: ...t operate the machine without all guards and other safety protective devices in place and working on the machine Keep clear of any discharge opening Keep bystanders a safe distance away from the machi...

Page 5: ...degrees Use the slope chart to determine the degree of slope of hills before operating Do not operate this machine on a slope greater than 15 degrees Fold along the appropriate line to match the recom...

Page 6: ...7818 93 7818 1 Warning read the Operator s Manual for instructions on torquing the blade bolt nut to 115 to 149 N m 85 to 110 ft lb decal99 8936 99 8936 1 Machine speed 4 Neutral 2 Fast 5 Reverse 3 Sl...

Page 7: ...not wear the seat belt when the roll bar is down 3 Read the Operator s Manual drive slowly and carefully decal110 2067 110 2067 decal110 2068 110 2068 1 Read the Operator s Manual decal112 9028 112 90...

Page 8: ...esence switch decal116 4858 116 4858 decal116 5988 116 5988 1 Parking brake engaged 2 Parking brake disengaged decal116 8726 116 8726 1 Read the Operator s Manual for the recommended hyraulic fluid de...

Page 9: ...ator s Manual 2 Fill to bottom of filler neck warning do not overfill the tank decal120 5899 120 5899 1 Power Takeoff PTO 3 Continuous variable setting 2 Slow 4 Fast decal121 7586 121 7586 1 Fast 3 Sl...

Page 10: ...nd other injuries 3 Caustic liquid chemical burn hazard 8 Battery acid can cause blindness or severe burns 4 Wear eye protection 9 Flush eyes immediately with water and get medical help fast 5 Read th...

Page 11: ...ing the machine on slopes Raising the cutting units while operating on slopes can cause the machine to become unstable 1 Warning read the Operator s Manual do not operate this machine unless you are t...

Page 12: ...our meter and the bars light up when the ignition switch is in the ON position Figure 6 The indicator light appears when the fuel level is low approximately 1 gallon remaining in the fuel tank Safety...

Page 13: ...ubleshooting page 71 If these checks do not correct the problem further diagnosis and servicing by an Authorized Service Dealer is necessary Attachments Accessories A selection of Toro approved attach...

Page 14: ...nd away from your vehicle before filling Remove the equipment from the truck or trailer and refuel it while it is on the ground If this is not possible then refuel from a portable container rather tha...

Page 15: ...fuel system use fuel stabilizer at all times Filling the Fuel Tank 1 Park the machine on level ground 2 Shut off the engine and engage the parking brake 3 Clean around the fuel tank cap 4 Fill the fu...

Page 16: ...olutely necessary Important Ensure that the seat is secured to the machine 1 To lower the roll bar apply forward pressure to the upper part of the roll bar 2 Pull both knobs out and rotate them 90 so...

Page 17: ...or s ear and can cause hearing loss through extended periods of exposure Wear hearing protection when operating this machine Use protective equipment for your eyes ears hands feet and head g009027 Fig...

Page 18: ...levers to the NEUTRAL LOCK position Now start the engine While the engine is running disengage the parking brake engage the blade control switch PTO and rise slightly from the seat the engine should s...

Page 19: ...ure that all drives are in neutral the parking brake is engaged and you are in the operating position before you start the engine Keep your hands and feet away from the cutting units Keep clear of the...

Page 20: ...es These procedures must include surveying the site to determine which slopes are safe for machine operation Always use common sense and good judgment when performing this survey Slopes are a major fa...

Page 21: ...16 Operating the Mower Blade Control Switch PTO The blade control switch PTO starts and stops the mower blades and any powered attachments Engaging the Blade Control Switch PTO Note Engaging the blad...

Page 22: ...up and lock it into place sit on the seat and fasten the seat belt 2 Move the motion controls to the NEUTRAL LOCK position 3 Engage the parking brake refer to Engaging the Parking Brake page 21 4 Mov...

Page 23: ...nattended even if just for a few minutes Let the engine idle at slow throttle turtle for 60 seconds before turning the ignition switch to the OFF position g027337 Figure 23 Important Make sure that th...

Page 24: ...tions per minute Place the throttle control in the FAST position for best performance Always operate in the full throttle position when mowing CAUTION The machine can spin very rapidly You may lose co...

Page 25: ...leaving the machine unattended even if just for a few minutes Using the Side Discharge The mower has a hinged grass deflector that disperses clippings to the side and down toward the turf DANGER With...

Page 26: ...nches in 6 mm 1 4 inch increments by relocating the clevis pin into different hole locations 1 Move the transport lock to the lock position 2 Push on the deck lift pedal with your foot and raise the m...

Page 27: ...to machines with the flow baffle locks Certain models have nuts and bolts in place of the flow baffle locks and can be adjusted the same You can adjust the mower discharge flow for different types of...

Page 28: ...se for this position is as follows Short light grass mowing conditions Dry conditions Smaller grass clippings Propels grass clippings farther away from the mower g005832 Figure 33 Position B Use this...

Page 29: ...e same cutting height mow more often in early spring As the grass growth rate slows in mid summer mow less frequently If you cannot mow for an extended period first mow at a high cutting height then m...

Page 30: ...948 Figure 36 1 On position 2 Off position Using the Drive Wheel Release Valves WARNING Hands may become entangled in the rotating drive components below the engine deck which could result in serious...

Page 31: ...NG Driving on the street or roadway without turn signals lights reflective markings or a slow moving vehicle emblem is dangerous and can lead to accidents causing personal injury Do not drive the mach...

Page 32: ...ar will clear the top of an enclosed trailer Use only a full width ramp do not use individual ramps for each side of the machine Do not exceed a 15 degree angle between the ramp and the ground or betw...

Page 33: ...Inspect the primary filter and the air inlet screen Every 200 hours Change the engine oil filter Check clean and regap the spark plug Replace the fuel filter more often in dirty or dusty conditions Ev...

Page 34: ...battery or remove the spark plug wire before making any repairs Disconnect the negative terminal first and the positive terminal last Connect the positive terminal first and negative last Use care wh...

Page 35: ...urs Lubricate the deck lift pivots g017028 Figure 41 g017050 Figure 42 Greasing the Mower Service Interval Every 50 hours Grease the mower deck spindles and idler arm Yearly Grease the pump belt idler...

Page 36: ...p and adjust the caster pivots Note Keep the dust cap off until greasing is complete Refer to Adjusting the Caster Pivot Bearing page 51 8 Remove the hex plug 9 Thread a grease fitting into the hole 1...

Page 37: ...t all of the way onto the end of the axle Leave approximately 3 mm 1 8 inch from the outer surface of the spacer nut to the end of the axle inside the nut 11 Insert the assembled nut and axle into the...

Page 38: ...gage the parking brake 2 Shut off the engine remove the key and wait for all moving parts to stop before leaving the operating position 3 Release the latches on the air cleaner and pull the air inlet...

Page 39: ...clean the safety filter If the safety filter is dirty then the primary filter is damaged Replace both filters Installing the Filters Important To prevent engine damage always operate the engine with...

Page 40: ...ily Note Check the oil when the engine is cold WARNING Contact with hot surfaces may cause personal injury Keep hands feet face clothing and other body parts away from the muffler and other hot surfac...

Page 41: ...to ensure that the oil drains completely 3 Disengage the PTO move the motion control levers to the NEUTRAL LOCK position and engage the parking brake 4 Shut off the engine remove the key and wait for...

Page 42: ...hours Check clean and regap the spark plug Ensure that the air gap between the center and side electrodes is correct before installing the spark plug Use a spark plug wrench for removing and installin...

Page 43: ...hydraulic unit shroud Figure 55 Checking the Spark Plug Important Replace the spark plug s when it has a black coating worn electrodes an oily film cracks or reuse is questionable If you see light br...

Page 44: ...ed fuel lines and fuel filters Servicing the Electronic Fuel Injection System This machine contains an electronic fuel injection system It controls the fuel flow under different operating conditions T...

Page 45: ...ing the Fuel Tank Do not attempt to drain the fuel tank Ensure that an Authorized Service Dealer drains the fuel tank and services any components of the fuel system Electrical System Maintenance Elect...

Page 46: ...parking brake 2 Shut off the engine remove the key and wait for all moving parts to stop before leaving the operating position 3 Remove the battery as shown in Figure 60 g027728 Figure 60 Installing t...

Page 47: ...tery terminals or damage to the engine or EFI may occur DANGER Jump starting a weak battery that is cracked or frozen or has a low electrolyte level or an open shorted battery cell can cause an explos...

Page 48: ...tery 3 Negative cable on the booster battery 7 Engine block 4 Negative cable on the engine block 4 Connect the other end of the positive cable to the positive terminal of the booster battery 5 Connect...

Page 49: ...raised locked position and use the seat belt Ensure that the seat is secured to the machine Check that both the mounting hardware and the knobs are in good working condition Make sure that the knobs...

Page 50: ...ntil the machine tracks straight Figure 67 6 Tighten the stop plate Figure 67 g027340 Figure 67 Left control lever shown 1 Control lever 3 Stop plate 2 Bolt Checking the Tire Pressure Service Interval...

Page 51: ...until the spring washers are flat and then back off a 1 4 turn to properly set the preload on the bearings Figure 70 Important Make sure that the spring washers are installed correctly as shown in Fig...

Page 52: ...3 Note Do not remove the brake pole from the field shell armature The brake pole has worn to match the armature and needs to continue to match after the shim is removed to ensure proper brake torque g...

Page 53: ...l Cooler Service Interval Before each use or daily Remove any buildup of grass dirt or other debris from the oil cooler Figure 77 g008804 g009191 Figure 77 Remove any buildup of grass dirt or other de...

Page 54: ...use or daily 1 Disengage the blade control switch PTO and engage the parking brake 2 Shut off the engine remove the key and wait for all moving parts to stop before leaving the operating position 3 M...

Page 55: ...30 8 Check to see if there is a visible gap between the L bracket and the linkage stop Figure 80 g026961 Figure 80 Left Side Shown 1 L bracket 4 Rear linkage assembly 2 Linkage stop 5 Caliper 3 Gap 6...

Page 56: ...belt covers Figure 81 g027729 Figure 81 1 Push the tab down 2 Remove the belt cover 5 Use a ratchet in the square hole in the idler arm to remove tension on the idler spring Figure 82 6 Remove the be...

Page 57: ...t with jack stands Figure 84 g009039 Figure 84 1 Idler pulley 5 Left hydraulic pump pulley 2 Clutch pulley 6 Square hole in the idler arm 3 Pump drive belt 7 Idler spring 4 Right hydraulic pump pulley...

Page 58: ...of the levers hit against each other refer to Adjusting the Control Handle Position page 58 6 Repeat to adjust the control levers Adjusting the Motion Control Linkage Located on either side of the fu...

Page 59: ...ls slightly creep in reverse Figure 87 g009033 Figure 87 1 Double nuts 10 Move the motion control levers to the reverse position and while applying slight pressure to the lever allow the reverse indic...

Page 60: ...system Seek immediate medical attention if fluid is injected into skin Injected fluid must be surgically removed within a few hours by a doctor Servicing the Hydraulic System Hydraulic Fluid Type Toro...

Page 61: ...igh level 2 Add 4 Dipstick locations under seat WARNING Hydraulic fluid escaping under pressure can penetrate skin and cause injury If hydraulic fluid is injected into the skin it must be surgically r...

Page 62: ...machine and support it with jack stands Figure 91 g008970 Figure 91 1 Jack stands 4 Remove both the mower belt and the pump drive belt refer to Servicing the Hydraulic System page 60 and Replacing th...

Page 63: ...surface 2 Stop engine wait for all moving parts to stop remove the key and engage the parking brake 3 Check the tire pressure in the drive tires Note Proper inflation pressure for the tires is 90 kPa...

Page 64: ...eck links do not have enough adjustment to achieve accurate cut height the single point adjustment can be utilized to gain more adjustment g027344 Figure 95 1 Adjustment nut 3 Rear deck adjustment 2 J...

Page 65: ...p For convenient sharpening and replacement you may want to keep extra blades on hand Blade Safety A worn or damaged blade can break and a piece of the blade could be thrown toward you or bystanders r...

Page 66: ...he dimensions obtained in steps 4 and 6 must not exceed 3 mm 1 8 inch Note If this dimension exceeds 3 mm 1 8 inch the blade is bent and must be replaced WARNING A blade that is bent or damaged could...

Page 67: ...cone toward the bolt head Figure 103 3 Torque the blade bolt to 115 to 150 N m 85 to 110 ft lb g004536 Figure 103 1 Sail area of the blade 3 Spring disk 2 Blade 4 Blade bolt Removing the Mower Deck Lo...

Page 68: ...eck as shown in Figure 105 or Figure 106 g010252 Figure 105 5000 Series Machines 1 Right stabilizer 2 Deck strut right side shown 3 Remove the shoulder bolt and nut 4 Remove the shoulder bolt and nut...

Page 69: ...ote Ensure that a J end of spring is installed behind deck edge before installing the bolt as shown in Figure 107 4 Install the bolt and nut 5 Place a J hook end of spring around grass deflector Figur...

Page 70: ...hine with the blade control switch PTO engaged and the engine at high idle for 2 to 5 minutes after washing 11 Check the condition of the blades refer to Servicing the Cutting Blades page 65 12 Prepar...

Page 71: ...rge the battery 6 The electrical connections are corroded or loose 6 Check the electrical connections for good contact 7 The fuse is blown 7 Replace the fuse The starter does not crank 8 The relay or...

Page 72: ...ring The machine does not drive 5 The hydraulic fluid level is low or too hot 5 Add hydraulic fluid to the reservoirs or let it cool down 1 The cutting blade s is are bent or unbalanced 1 Install new...

Page 73: ...supply at the clutch 2 Check the coil resistance battery charge charging system and wiring connections and replace parts if necessary 3 The coil is damaged 3 Replace the clutch 4 There is inadequate...

Page 74: ...U REG START AC STARTER AC IGNITION MODULES SPARK PLUG SPARK PLUG KOHLER EFI NEUT_L SW4 12 B 10 KEY_S 9 KEY_A 4 SEAT 11 BRAKE 2 NEUTRAL 3 PTO 5 FUEL 1 START_RELAY 7 MAGNETO 6 FUEL_SOLENOID 8 GROUND HOU...

Page 75: ...Notes...

Page 76: ...d Conditions Not Covered There is no other express warranty except for special emission system coverage and engine warranty coverage on some products This express warranty does not cover the following...

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