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Form No. 3411-155 Rev B TimeCutter ® MX 5050 Riding Mower Model No. 74770—Serial No. 400000000 and Up *3411-155* B Register at www.Toro.com. Original Instructions (EN)
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Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your product ready. Figure 1 identifies the location of the model and serial numbers on the product.
Safety This machine has been designed in accordance with ANSI B71.1-2012. General Safety This product is capable of amputating hands and feet and of throwing objects. Always follow all safety instructions to avoid serious personal injury. Using this product for purposes other than its intended use could prove dangerous to you and bystanders.
Slope Indicator g011841 Figure 3 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 15 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 recommended slope.
Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. decal93-7009 93-7009 1. Warning—do not operate the mower with the deflector up or removed;...
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decal132-0872 132-0872 1. Thrown object 3. Severing hazard of hand hazard—keep bystanders or foot—keep away from away from the machine. moving parts. 2. Thrown object hazard, 4. Entanglement raised baffle—do not hazard—keep away operate the machine with from moving parts; keep an open deck;...
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decal132-0869 132-0869 1. Warning—read the 3. Cutting hazard of hand, 5. Ramp tipping 7. Tipping hazard on Operator's Manual. hazard—when loading slopes—do not use on mower blade; pinching hazard of hand, belt—keep onto a trailer, do not use slopes near open water; do hands and feet away from dual ramps;...
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Motion-Control Levers and Park upon release. Turning the key to the O position stops the engine; however, always remove the key Position when leaving the machine to prevent someone from accidentally starting the engine (Figure The motion-control levers are speed-sensitive controls of independent wheel motors.
Hour Meter Operation The hour meter records the number of hours when you are in the seat and the ignition switch is in the O Before Operation position (Figure Before Operation Safety General Safety • Never allow children or untrained people to operate or service the machine.
• possible, then refuel from a portable container Keeps fuel fresh during storage of 90 days or less rather than a fuel-dispenser nozzle. (drain the fuel tank when storing the machine for more than 90 days) • Do not operate the machine without the entire exhaust system in place and in proper working •...
Checking the Engine-Oil Level Before you start the engine and use the machine, check the oil level in the engine crankcase; refer to Checking the Engine-Oil Level (page 14). Breaking in a New Machine New engines take time to develop full power. Mower decks and drive systems have higher friction when new, placing additional load on the engine.
Using the Safety-Interlock motion-control levers to the center, unlocked position, engage the blade-control switch, and System rise slightly from the seat; the engine should shut off. WARNING Positioning the Seat If the safety-interlock switches are disconnected or damaged, the machine could The seat can move forward and backward.
• Never carry passengers on the machine and keep • Use accessories and attachments approved by bystanders and pets away from the machine Toro only. during operation. • Operate the machine only in good visibility to avoid Slope Safety holes or hidden hazards.
• Avoid operating the machine on wet grass. Tires may lose traction; regardless if the brakes are available and functioning. • Avoid starting, stopping, or turning the machine on a slope. • Keep all movement on slopes slow and gradual. Do not suddenly change the speed or direction of the machine.
Operating the Ignition Switch Turn the ignition key to the S position TART (Figure 17). Note: When the engine starts, release the key. Important: Do not engage the starter for more than 5 seconds at a time. If the engine fails to start, wait 15 seconds between attempts.
performance. Always operate in the full throttle CAUTION position when mowing. Children or bystanders may be injured if they move or attempt to operate the machine while WARNING it is unattended. The machine can spin very rapidly. You Always remove the key and engage the may lose control of the machine and cause parking brake when leaving the machine personal injury or damage to the machine.
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Driving Backward Adjust the lever to the desired position. Move the levers to the center, unlocked position. The following are only recommendations for use. Adjustments vary by grass type, moisture content, To go backward, slowly pull the motion-control and the height of the grass. levers rearward (Figure 21).
This is the medium speed. The suggested uses for this speed are as follows: • Bagging • Mulching This is the fastest speed. The suggested uses for this speed are as follows: • Normal mowing • Transporting the machine Stopping the Machine To stop the machine, move the motion-control levers to N and outward to the P...
height-of-cut so low as to totally surround the mower in uncut grass. Always try to have 1 side of the mower free from uncut grass, which allows air to be drawn into the mower. Cutting a Lawn for the First Time Cut grass slightly longer than normal to ensure that the cutting height of the mower does not scalp any uneven ground.
If a blade is hole and down to lock them in place (Figure 25). damaged or worn, replace it immediately with a genuine Toro replacement blade. Note: Do this for each lever. Move the motion-control levers inward to the After Operation...
Operating the Machine Move the bypass levers rearward through the key hole and down to lock them in place as shown in Figure Note: Do this for each lever. g027995 Transporting the Machine Figure 27 1. Back the machine up the 2.
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g027996 Figure 28 1. Full-width ramp in stowed 4. Ramp is at least 4 times position as long as the height of the trailer or truck bed to the ground 2. Side view of full-width 5. H=height of the trailer or ramp in loading position truck bed to the ground 3.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Check the safety-interlock system. • Check the air cleaner for dirty, loose or damaged parts. Before each use or daily •...
• To ensure optimum performance and continued safety certification of the machine, use only genuine Toro replacement parts and accessories. Replacement parts and accessories made by other manufacturers could be dangerous, and such use could void the product warranty.
Lubrication Engine Maintenance Greasing the Bearings Engine Safety Service Interval: Every 25 hours—Grease all Shut off the engine before checking the oil or adding lubrication points. oil to the crankcase. Grease Type: No. 2 lithium grease Servicing the Air Cleaner Park the machine on a level surface and disengage the blade-control switch.
g189870 Figure 31 1. Air-cleaner latch 3. Paper element 2. Engine 4. Air-cleaner base Servicing the Engine Oil Oil Type: Detergent oil (API service SJ or higher) Crankcase Capacity: 1.9 L (64 oz) with the oil filter Viscosity: See the table below. g224158 Figure 33 g017552...
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Changing the Engine Oil and the Engine-Oil Filter Service Interval: Every 100 hours—Change the engine oil and the engine-oil filter. Note: The drain plug is attached to the drain hose. Note: Dispose the used oil at a recycling center. Fill with oil as specified in the table as shown in Figure Park the machine so that the drain side is slightly lower than the opposite side to ensure that the...
g027478 Figure 37 Checking the Spark Plug Important: Do not clean the spark plug(s). Always replace the spark plug(s) when it has: a black coating, worn electrodes, an oily film, or cracks. Note: If you see light brown or gray on the insulator, the engine is operating properly.
Installing the Spark Plug Fuel System Tighten the spark plug(s) to 25 to 29 N∙m (18 to Maintenance 22 ft-lb). DANGER In certain conditions, fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you, others, and can damage property.
Electrical System Maintenance Electrical System Safety • Disconnect the battery before repairing the machine. Disconnect the negative terminal first and the positive last. Connect the positive terminal g027959 first and the negative last. • Charge the battery in an open, well-ventilated area, away from sparks and flames.
Charging the Battery Note: Retain all fasteners. Service Interval: Before storage—Charge the battery WARNING and disconnect the battery cables. Incorrect battery-cable routing could Remove the battery from the chassis; refer to damage the machine and cables causing Removing the Battery (page 33).
Servicing the Fuses Drive System Maintenance The electrical system is protected by fuses. It requires no maintenance; however, if a fuse blows, check the component/circuit for a malfunction or short. Checking the Tire Pressure Fuse type: • Main—F1 (30 A, blade-type) Service Interval: Every 25 hours—Check tire pressure.
Releasing the Electric Mower Maintenance Brake Servicing the Cutting You can manually disengage the electric brake by rotating the link arms forward. Once the electric brake Blades is energized, the brake engages again. To ensure a superior quality of cut, keep the blades Turn the ignition key to the position or sharp.
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g006530 Figure 46 1. Cutting edge 3. Wear/slot forming g014973 Figure 48 2. Curved area 4. Crack 1. Blade (in position for measuring) 2. Level surface Checking for Bent Blades 3. Measured distance between blade and the surface (A) Note: The machine must be on a level surface for Rotate the same blade 180 degrees so that the following procedure.
Removing the Blades Replace the blades if they hit a solid object, or if the blade is out of balance or bent. Hold the blade end using a rag or thickly padded glove. Remove the blade bolt, curved washer, and blade from the spindle shaft (Figure 51).
g000553 Figure 53 1. Blade 2. Balancer Repeat this procedure until the blade is balanced. Installing the Blades g005278 Figure 54 Install the blade onto the spindle shaft (Figure 1. Blades side to side 3. Outside cutting edges 51). 2. Sail area of the blade 4.
Note: Check the side-to-side adjustments again. To raise the front of the mower, tighten Repeat this procedure until the measurements the adjustment nut. To lower the front of the are correct. mower, loosen the adjustment nut. Continue leveling the deck by checking the front-to-rear blade slope;...
Slide the mower deck out from underneath the machine. Note: Retain all parts for future installation. Installing the Mower Park the machine on a level surface and disengage the blade-control switch. Move the motion-control levers outward to the position, shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.
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g017618 Figure 61 1. Rod and spring assembly 3. Rod, short end, moved installed behind mower bracket 2. Loop end of the spring 4. Short end, retained by installed into the notch in mower bracket. the deflector bracket Secure the rod and spring assembly by twisting it so the short end of the rod is placed behind the front bracket welded to the deck (Figure...
6. Spring-removal tool g032555 Figure 62 1. Cover 2. Screw Using a spring-removal tool (Toro Part No. 92-5771), remove the idler spring from the deck hook to remove tension on the idler pulley, and roll the belt off the pulleys (Figure 63).
Cleaning Turn the water off and remove the coupling from the washout fitting. Note: If the mower is not clean after 1 washing, Washing the Underside of soak it and let it stand for 30 minutes. Then, the Mower repeat the process. Run the mower again for 1 to 3 minutes to Service Interval: After each use—Clean the remove excess water.
Storage Dispose of fuel properly. Recycle pursuant to local codes. Important: Do not store gasoline with Cleaning and Storage stabilizer/conditioner over 90 days. Disengage the blade-control switch, move Remove the spark plug(s) and check its the motion-control levers outward to the P condition;...
Troubleshooting Problem Possible Cause Corrective Action The fuel tank is showing signs of 1. The air cleaner paper element is 1. Clean the paper element. collapsing or the machine is showing signs clogged. of frequently running out of fuel. The engine overheats. 1.
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Problem Possible Cause Corrective Action The machine does not drive. 1. The bypass valves are open. 1. Close the tow valves. 2. The traction belts are worn, loose, or 2. Contact an Authorized Service Dealer. broken. 3. The traction belts are off the pulleys. 3.
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Countries Other than the United States or Canada This warranty is not valid in Mexico. Customers who have purchased Toro products outside the United States or Canada should contact their Toro Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatisfied with your Distributor's service or have difficulty obtaining guarantee information, contact the Toro importer.