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Form No. 3356-136 Rev C
Z334 Z Master with a 34in
7-Gauge Side Discharge
Mower or Z340 Z Master with
a 40in 7-Gauge Side Discharge
Mower
Model No. 74408—Serial No. 270000001 and Up
Model No. 74408CP—Serial No. 270000001 and Up
Model No. 74409—Serial No. 270000001 and Up
Model No. 74409CP—Serial No. 270000001 and Up
Register your product at www.Toro.com
Original Instructions (EN)
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Table of Contents
Related Manuals for Toro 74408
Summary of Contents for Toro 74408
- Page 1 Mower or Z340 Z Master with a 40in 7-Gauge Side Discharge Mower Model No. 74408—Serial No. 270000001 and Up Model No. 74408CP—Serial No. 270000001 and Up Model No. 74409—Serial No. 270000001 and Up Model No. 74409CP—Serial No. 270000001 and Up Register your product at www.Toro.com...
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Page 2: Table Of Contents
Note emphasizes or additional information, contact an Authorized general information worthy of special attention. Service Dealer or Toro Customer Service and have the model and serial numbers of your product Contents ready. Figure 1 identifies the location of the model and serial numbers on the product. - Page 3 Product Overview ..........11 Inspecting the Belts ......35 Controls ........... 11 Replacing the Mower Belt ....35 Operation............12 Replacing the Pump Drive Adding Fuel ........12 Belt ........36 Checking the Engine Oil Level ... 13 Controls System Maintenance....36 Think Safety First ......
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Page 4: Safety
Safety hair, loose clothing or jewelry may get tangled in moving parts. Improper use or maintenance by the operator or • Inspect the area where the equipment is to be owner can result in injury. To reduce the potential used and remove all objects such as rocks, toys for injury, comply with these safety instructions and wire which can be thrown by the machine. -
Page 5: Maintenance And Storage
• Keep hands and feet away from the cutting may cause drive wheels to slip and cause loss units. of braking and steering. • Never carry passengers and keep pets and • Always avoid sudden starting or stopping on bystanders away. a slope. -
Page 6: Toro Riding Mower Safety
Always damaged decals. place containers on the ground away from your vehicle before filling. • Use only Toro approved attachments. Warranty may be voided if used with • Keep the nozzle in contact with the rim of the unapproved attachments. -
Page 7: Slope Chart
Slope Chart... -
Page 8: Safety And Instructional Decals
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. 68-8340 1-403005 98-5954 54-9220 Battery Symbols Some or all of these symbols are on your battery 1. - Page 9 112-3830 109-2356 112-3831 1. Fast 3. Neutral 4. Reverse 2. Slow 112-3832 109-2463 112-3834 109-2467 109-2490 112-3836 109-2539...
- Page 10 112-3833...
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Page 11: Product Overview
Product Overview Using the Hour Meter The hour meter (Figure 5) records the number of hours the engine has operated. It operates when the engine is running. Use these times for scheduling regular maintenance. Figure 3 1. Side discharge chute 5. -
Page 12: Operation
Operation In certain conditions during fueling, static Note: Determine the left and right sides of the electricity can be released causing a spark machine from the normal operating position. which can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and Adding Fuel others and can damage property. -
Page 13: Checking The Engine Oil Level
• Cleans the engine while it runs • Eliminates gum-like varnish buildup in the fuel Operating on wet grass or steep slopes can system, which causes hard starting cause sliding and loss of control. Important: Do not use fuel additives Wheels dropping over edges can cause containing methanol or ethanol. -
Page 14: Operating The Parking Brake
This machine produces sound levels in excess of 85 dBA at the operators ear and can cause hearing loss through extended periods of exposure. Wear hearing protection when operating this machine. Use protective equipment for your eyes, hearing, feet, and head. Figure 9 1. -
Page 15: Operating The Power Take Off
Note: A warm or hot engine may not require Stopping the Engine choking. After engine starts, move choke 1. Push the PTO to the off position (Figure 10). control to Run position. 2. Move the throttle lever midway between the 5. -
Page 16: The Safety Interlock System
Testing the Safety Interlock System Test the safety interlock system before you use the machine each time. If the safety system does not operate as described below, have an Authorized Service Dealer repair the safety system immediately. 1. Sitting on the seat, engage the parking brake and move the PTO to on. -
Page 17: Stopping The Machine
Machine can spin very rapidly. Operator may lose control of machine and cause personal injury or damage to machine. • Use caution when making turns. • Slow the machine down before making sharp turns. Driving Forward 1. Release the parking brake; refer to Releasing the Parking Brake in Operation, page 12. -
Page 18: Adjusting The Height-Of-Cut
page 12. Remember to remove the key from the ignition switch. Children or bystanders may be injured if they move or attempt to operate the tractor while it is unattended. Always remove the ignition key and set the parking brake when leaving the machine unattended, even if just for a few minutes. -
Page 19: Adjusting The Anti-Scalp
Adjusting the Anti-Scalp 1. Raise the seat and loosen the adjustment bolts Rollers (Figure 18). 2. Move the seat to the desired position and Whenever you change the height-of-cut, adjust the tighten the bolts. height of the anti-scalp rollers. 1. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. -
Page 20: Using The Side Discharge
Without the grass deflector, discharge cover, or complete grass catcher assembly mounted in place, you and others are exposed to blade contact and thrown debris. Contact with rotating mower blade(s) and thrown debris will cause injury or death. • Never remove the grass deflector from the mower because the grass deflector routes material down toward the turf. -
Page 21: Loading Machines
Loading Machines Use extreme caution when loading units on trailers Loading a unit onto a trailer or truck or trucks. One full width ramp that is wide enough increases the possibility of backward to extend beyond the rear tires is recommended tip-over and could cause serious injury or instead of individual ramps for each side of the death. -
Page 22: Operating Tips
If a blade is damaged or worn, replace it immediately with a Mow at Correct Intervals genuine TORO replacement blade. Normally, mow every four days. But remember, grass grows at different rates at different times. -
Page 23: Maintenance
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Check for any loose fasteners and tighten them. • Change the engine oil. After the rst 8 operating • Tighten the wheel lug nuts. hours • Check the hydraulic uid. After the rst 250 •... -
Page 24: Lubrication
Lubrication Greasing and Lubrication Lubricate the machine when shown on the Check Service Reference Aid decal (Figure 21). Grease more frequently when operating conditions are extremely dusty or sandy. Grease Type: General-purpose grease. How to Grease 1. Disengage the PTO, move the motion control levers to the neutral locked position and set the parking brake. -
Page 25: Lubricating The Caster Wheel Hubs
3. Raise the front of the machine and support it with jack stands. 4. Remove then nut and bolt holding the caster wheel to the front caster fork (Figure 25). 5. Remove the seal guard from the wheel hub (Figure 25). Figure 23 Figure 25 1. -
Page 26: Engine Maintenance
Figure 27 1. Spacer nut 4. Caster wheel 2. Bearing seal (new seals 5. Nut and axle assembled required) 3. Bearing Figure 26 Engine Maintenance 1. 1/8 inch (3 mm) of the nut past the axle Servicing the Air Cleaner 12. -
Page 27: Servicing The Engine Oil
5. Remove the 2 wing nuts and remove the air 2. Inspect the element for tears, an oily film, or cleaner assembly (Figure 28). damage to the rubber seal. 6. Carefully pull the foam element off the paper 3. Replace the paper element if it is damaged. element (Figure 28). -
Page 28: Changing The Oil
Important: Do not overfill the crankcase with oil and run the engine; engine damage can result. Changing the Oil 1. Start the engine and let it run five minutes. This warms the oil so it drains better. 2. Park the machine so that the drain side is slightly lower than the opposite side to assure the oil drains completely. -
Page 29: Servicing The Spark Plugs
3. Disconnect the wires from the spark plugs (Figure 33). Figure 32 1. Oil lter 2. Adapter Figure 33 1. Spark-plug wire/spark plug 3. Apply a thin coat of new oil to the rubber gasket on the replacement filter (Figure 32). 4. -
Page 30: Fuel System Maintenance
Important: Always replace the spark 6. Pull the fuel line off of the fuel filter (Figure 35). plugs when it has a black coating, worn 7. Open the fuel shut-off valve. Allow gasoline to electrodes, an oily film, or cracks. drain into a gas can or drain pan. -
Page 31: Electrical System Maintenance
Electrical System Maintenance Incorrect battery cable routing could damage the machine and cables causing Servicing the Battery sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. Warning • Always Disconnect the negative (black) battery cable before disconnecting the CALIFORNIA positive (red) cable. -
Page 32: Servicing The Fuses
Charging the Battery Charging the battery produces gasses that can explode. Never smoke near the battery and keep sparks and flames away from battery. Important: Always keep the battery fully charged (1.265 specific gravity). This is especially important to prevent battery damage when the temperature is below 32°F (0°C). -
Page 33: Drive System Maintenance
Drive System • Main, F1-20 amp, blade-type Maintenance • Charge circuit, F2-20 amp, blade-type 1. Raise the seat to gain access to the fuses on the left side of the machine (Figure 38). Checking the Tire Pressure 2. To replace the fuses, pull out on the fuse to Check the pressure at the valve stem after every remove it. -
Page 34: Cooling System Maintenance
Important: Make sure spring washers 4. Clean the debris and grass from the engine are installed correctly as shown in parts. Figure 40. 5. Install air intake screen, recoil starter and fan 5. Install the dust cap (Figure 40). housing (Figure 41). Figure 40 1. -
Page 35: Belt Maintenance
4. If the wheels do not lock, see an Authorized Service Dealer for maintenance. 5. Release the brakes and move the neutral/brake locks to the neutral position. The wheels should rotate freely, if not; see an Authorized Service Dealer for maintenance. Belt Maintenance Inspecting the Belts Inspect all belts every 100 hours. -
Page 36: Replacing The Pump Drive
Figure 44 40 inch mower shown Figure 45 1. Left belt cover 3. Washer 1. Belt 3. Engine pulley 2. Right belt cover 4. Bolt 2. Transmission pump pulleys 4. Spring loaded idler pulley Replacing the Pump Drive Controls System Belt Maintenance Check the pump drive belt for wear after every... -
Page 37: Adjusting The Tracking
2. Loosen the bolt located in front of the control lever. 3. Move the stop until the machine drives straight (Figure 48). 4. Tighten the bolt located in front of the control lever (Figure 48). Figure 46 Figure 48 1. Control lever 3. - Page 38 • After the first 8 operating hours. • After every 50 operating hours. Hydraulic fluid escaping under pressure Note: There are two ways of checking the can penetrate skin and cause injury. hydraulic oil; when the oil is warm or when the oil •...
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Page 39: Mower Deck Maintenance
Important: Before reinstalling new filters, apply a thin coat of oil on the surface of the filters rubber seal. 6. Install the new filters clockwise until rubber seal contacts the filter adapter and then tighten the filter an additional 3/4 to 1 full turn. 7. - Page 40 5. Place two thick blocks under rear left and right lower edge of the mower deck so the weight of the deck rests on the blocks. 6. Lower the mower to the 3 inch (76 mm) height-of-cut position. 7. Loosen the bolts connecting the two chains and the two rear brackets to the mower (Figure 52).
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Page 41: Servicing The Cutting Blades
Note: The mower deck cutting height can genuine Toro replacement blade. For convenient sharpening and replacement, you may want to be adjusted. Loosen the height of cut bracket keep extra blades on hand. -
Page 42: Inspecting The Blades
2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. A worn or damaged blade can break, and a piece of the blade could be thrown into the 3. Rotate the blades until the ends face forward operator’s or bystander’s area, resulting in and backward (Figure 54 or Figure 55). -
Page 43: Removing The Blades
Blades must be replaced if a solid object is hit, if the blade is out of balance or is bent. To ensure optimum performance and continued safety conformance of the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers may result in nonconformance with safety standards. -
Page 44: Replacing The Grass Deflector
Replacing the Grass Deector Figure 57 An uncovered discharge opening could 1. Blade 2. Balancer allow the lawn mower to throw objects in the operator’s or bystander’s direction and result in serious injury. Also, contact with Installing the Blades the blade could occur. 1. -
Page 45: Cleaning
Dispose of these according to your state and local regulations. Figure 59 1. Bolt 5. Locknut 2. Grass Deector 6. Spring installed 3. Spring 7. Mower deck 4. Spacer Cleaning Cleaning Under the Mower Remove the grass buildup under the mower daily. 1. -
Page 46: Storage
Storage the stabilizer manufacturer. Do not use an alcohol based stabilizer (ethanol or methanol). 1. Disengage the power take off (PTO), set the Note: A fuel stabilizer/conditioner is parking brake, and turn the ignition key to Off. Remove the key. most effective when mixed with fresh fuel and used at all times. -
Page 47: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action Starter does not crank 1. Blade control (PTO) is 1. Move the blade control engaged. (PTO) to disengaged. 2. Parking brake is not on. 2. Set the parking brake. 3. Operator is not seated. 3. - Page 48 Problem Possible Cause Corrective Action Machine does not drive. 1. By pass valve is not 1. Tighten the by pass closed tight. valve. 2. Drive or pump belt is 2. Change the belt. worn, loose or broken. 3. Drive or pump belt is off 3.
- Page 49 Problem Possible Cause Corrective Action Blades do not rotate. 1. Drive belt is worn, loose 1. Check the belt tension. or broken. 2. Drive belt is off pulley. 2. Install the drive belt and check adjusting shafts and belt guides for correct position.
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Page 50: Schematics
Schematics Wire Diagram (Rev. A) - Page 51 The use of any add-on or modied parts will be grounds for disallowing a warranty claim made in accordance with this article. The Toro® Company will not be liable under this Article to warrant failures of warranted parts caused by the use of an add-on or modied part.
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Page 52: The Toro Total Coverage Guarantee
(Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatised with your Distributor’s service or have difculty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.