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7

Operator Safety

Service and Maintenance

To avoid personal injury or property damage, use extreme 
care in handling gasoline. Gasoline is extremely flammable 
and the vapors are explosive.

Safe Handling of Gasoline

 1.  Extinguish all cigarettes, cigars, pipes, and other 

sources of ignition.

 2.  Use only approved gasoline containers.
 3.  Never remove the gas cap or add fuel with the 

engine running.  Allow the engine to cool before 
refueling.

 4.  Never fuel the machine indoors.
 5.  Never store the machine or fuel container where 

there is an open flame, spark, or pilot light such as 
near a water heater or other appliance.

 6.  Never fill containers inside a vehicle or on a truck 

bed with a plastic bed liner.  Always place containers 
on the ground away from your vehicle before filling.

 7.  Remove gas-powered equipment from the truck 

or trailer and refuel it on the ground.  If this is not 
possible, then refuel such equipment on a trailer with 
a portable container, rather than from a gasoline 
dispenser nozzle.

 8.  Keep nozzle in contact with the rim of the fuel tank 

or container opening at all times until fueling is 
complete.  Do not use a nozzle lock-open device.

 9.  If fuel is spilled on clothing, change clothing 

immediately.

 10. Never over-fill the fuel tank.  Replace gas cap and 

tighten securely.

 11. Use extra care in handling gasoline and other fuels. 

They are flammable and vapors are explosive.

 12. If fuel is spilled, do not attempt to start the engine 

but move the machine away from the area of spillage 
and avoid creating any source of ignition until fuel 
vapors have dissipated.

 13. Replace all fuel tank caps and fuel container caps 

securely.

Maintenance and Storage
 1.  Always observe safe refueling and fuel handling 

practices when refueling the unit after transportation 
or storage.

 2.  Always follow the engine manual instructions for 

storage preparations before storing the unit for both 
short and long term periods.

 3.  Always follow the engine manual instructions for 

proper start-up procedures when returning the unit to 
service.

 4.  Never store the machine or fuel container inside 

where there is an open flame, such as in a water 
heater.  Allow unit to cool before storing.

 5.  Shut off fuel while storing or transporting.  Do not 

store fuel near flames or drain indoors.

 6.  Keep all hardware, especially blade attachment 

bolts, tight and keep all parts in good working 
condition.  Replace all worn or damaged decals.

 7.  Never tamper with safety devices.  Check their 

proper operation regularly.

 8.  Disengage drives, lower implement, set parking 

brake, stop engine and remove key or disconnect 
spark plug wire.  Wait for all movement to stop 
before adjusting, cleaning or repairing.

 9.  Clean grass and debris from cutting units, drives, 

mufflers, and engine to prevent fires.  Clean up oil or 
fuel spillage.

 10. Let engine cool before storing and do not store near 

flame.

 11. Stop and inspect the equipment if you strike an 

object.  Repair, if necessary, before restarting.

 12. Park machine on level ground.  Never allow 

untrained personnel to service machine.

 13. Use jack stands to support components when 

required.

 14. Carefully release pressure from components with 

stored energy.

 15. Disconnect battery or remove spark plug wire 

before making any repairs.  Disconnect the negative 
terminal first and the positive last.  Reconnect 
positive first and negative last.

 16. Use care when checking blades.  Wrap the blade(s) 

or wear gloves, and use caution when servicing 
them.  Only replace blades.  Never straighten or 
weld them.

 17. Keep hands and feet away from moving parts.  If 

possible, do not make adjustments with the engine 
running.

 18. Charge batteries in an open well ventilated area, 

away from spark and flames.  Unplug charger before 
connecting or disconnecting from battery.  Wear 
protective clothes and use insulated tools.

 19. Grass catcher components are subject to wear, 

damage, and deterioration, which could expose 
moving parts or allow objects to be thrown.  
Frequently check components and replace 
with manufacturer’s recommended parts, when 
necessary.

 20. Check brake operation frequently.  Adjust and 

service as required.

 21. Use only factory authorized replacement parts when 

making repairs.

 22. Always comply with factory specifications on all 

settings and adjustments.

 23. Only authorized service locations should be utilized 

for major service and repair requirements.

 24. Never attempt to make major repairs on this unit 

unless you have been properly trained.  Improper 
service procedures can result in hazardous 
operation, equipment damage and voiding of 
manufacturer’s warranty.

 25. Units with hydraulic pumps, hoses, or motors: 

WARNING: Hydraulic fluid escaping under pressure 
may have sufficient force to penetrate skin and 
cause serious injury.  If foreign fluid is injected into 
the skin it must be surgically removed within a few 
hours by a doctor familiar with this form of injury or 
gangrene may result.  Keep body and hands away 
from pin holes or nozzles that eject hydraulic fluid 
under high pressure.  Use paper or cardboard, 
and not hands, to search for leaks.  Make sure 
all hydraulic fluid connections are tight and all 
hydraulic hoses and lines are in good condition 
before applying pressure to the system.  If leaks 
occur, have the unit serviced immediately by your 
authorized dealer.

 26. WARNING: Stored energy device.  Improper 

release of springs can result in serious personal 
injury.  Springs should be removed by an authorized 
technician.

27. Models equipped with an engine radiator: 

WARNING: Stored energy device.  To prevent 
serious bodily injury from hot coolant or steam blow-
out, never attempt to remove the radiator cap while 
the engine is running.  Stop the engine and wait 
until it is cool.  Even then, use extreme care when 
removing the cap.

Summary of Contents for 5900506

Page 1: ...t i o n 5103068 Rev E Zero Turn Riders Mfg No Description 5900506 ZT3500B2448 Simplicity ZT3500Z Zero Turn Rider with 48 Mower 5900521 ZT3500B2748 Simplicity ZT3500Z Zero Turn Rider with 48 Mower ZT35...

Page 2: ...important that you read and understand these instructions thoroughly before attempting to start or operate this equipment Save these original instructions for future reference See Features and Control...

Page 3: ...ting After Long Term Storage 20 Regular Maintenance 21 Maintenance Schedule 21 Checking Adding Fuel 22 Fuel Filter 22 Change Oil Filter 22 Lubrication 23 Check Fill Transmission Oil 24 Transmission Oi...

Page 4: ...ment you have chosen ask a professional contact your local authorized dealer Read the Manual The operator s manual contains important safety information you need to be aware of BEFORE you operate your...

Page 5: ...mower blades These blades can pick up and throw debris that could seriously injure a bystander Be sure to clean up the area to be mowed and remove objects that could be thrown by the blade BEFORE you...

Page 6: ...critical to the safety and performance of your unit Keep the unit free of grass leaves and excess oil Be sure to perform the maintenance procedures listed in this manual especially periodically testi...

Page 7: ...corners shrubs trees or other objects that may obscure vision Training 1 Read understand and follow all instructions in the manual and on the unit before starting If the operator s or mechanic s can...

Page 8: ...nd allow extra distance to stop 6 Do not shift to neutral and coast down hill Children Tragic accidents can occur if the operator is not alert to the presence of children Children are often attracted...

Page 9: ...prevent fires Clean up oil or fuel spillage 10 Let engine cool before storing and do not store near flame 11 Stop and inspect the equipment if you strike an object Repair if necessary before restarti...

Page 10: ...the safety decals The cautions and warnings are for your safety To avoid a personal injury or damage to the unit understand and follow all the safety decals 1 2 2 3 3 1 2 3 4 Located by transmissions...

Page 11: ...on control handles must be locked in the NEUTRAL position after the operator returns to the seat in order to start the engine WARNING If the unit does not pass a safety test do not operate it See your...

Page 12: ...cover for easy access These numbers can be found in the locations shown in Figure 1 NOTE For location of engine identification numbers refer to the engine owner s manual Figure 1 Identification Numbe...

Page 13: ...p turn counterclockwise Fuel Level Gauge Displays the fuel level in the tank Throttle Control The throttle controls engine speed Move the throttle forward to increase engine speed and back to decrease...

Page 14: ...ly flammable and must be handled with care Never fill the tank when the engine is still hot from recent operation Do not allow open flame smoking or matches in the area Avoid over filling and wipe up...

Page 15: ...1 1 2 3 37 cm and 4 1 2 11 47 cm in 1 4 0 64 cm increments 1 Depress the deck lift foot pedal B until it locks into the 4 1 2 11 47 cm position 2 Place the cutting height adjustment pin in the desired...

Page 16: ...movement Pivot the levers outward and lock them in NEUTRAL 2 Disengage the PTO by pushing down on the PTO switch 3 Engage the parking brake by pulling the handle up until it locks into position 4 Move...

Page 17: ...e ground speed control levers inward Forward Travel Practice Gradually move both ground speed control levers evenly FORWARD from neutral Slow down and repeat NOTE Straight forward travel takes practic...

Page 18: ...re familiar and experienced with operating the Zero Turn rider you will learn more maneuvers that will make your mowing time easier and more enjoyable Remember the more you practice the better your co...

Page 19: ...grass Following proper mowing recommendations can improve the performance and life of your machine Height of Grass Often cutting height is a matter of personal preference Typically you should mow the...

Page 20: ...re mowing too fast using a slower ground speed will improve the cutting efficiency of the blades and prevents many common cutting problems Use an appropriate ground speed for the thickness and height...

Page 21: ...tions Mulching mowers cannot function properly if the grass is wet or if the grass is simply to high to cut Even more than normal mowing mulching requires that the grass be dry and the the appropriate...

Page 22: ...reased if it is removed put in a cool dry place and fully charged about once a month If battery is left in unit disconnect the negative cable WARNING Never store the unit with gasoline in engine or fu...

Page 23: ...are Check Transmission Oil Every 25 Hours Clean Deck Check Replace Mower Blades Lubricate Rider Mower Check Tire Pressure Every 100 Hours Clean Battery and Cables Every 200 Hours Change Transmission O...

Page 24: ...rds the front of the machine facing so the oil drain hose is retained during normal operation 5 Place an absorbent shop cloth under the engine oil filter Remove the engine oil filter and replace with...

Page 25: ...ol handle pivots seat plate pivots deck lift pivots discharge chute hinge Generally all moving metal parts should be oiled where contact is made with other parts Keep oil and grease off belts and pull...

Page 26: ...lter base and remove the filter 4 Apply a film of new oil to the gasket of the new replacement filter After the oil has drained thread the new filter onto the filter base until the gasket makes contac...

Page 27: ...de from turning Inspecting the Mower Blades 1 Remove the mower blade from the unit See Removing the Blade 2 Inspect the mower blade Figures 27 28 Discard the mower blade if it has any of the below con...

Page 28: ...he mower blade If either end of the mower blade moves downward sharpen the heavy end until the mower blade is balanced See Sharpening the Mower Blades for proper sharpening instructions 4 Repeat the p...

Page 29: ...ve Speed Balancing Adjustment If the rider veers to the right or left when the ground speed control levers are in the maximum forward position the top speed of each of these levers can be balanced by...

Page 30: ...nition 2 Raise the seat plate to gain access to the parking brake components 3 Measure the distance from the top of the brake spring rod C Figure 34 to the top of the lock nut D on both sides of the u...

Page 31: ...together to turn the rod and the third towards the front of the machine is used to lock the rod in place Loosen the jam nut that locks against the ball joint and turn the linkage rod to adjust If the...

Page 32: ...n the distance between the rod pivots or counterclockwise to lengthen the distance between the rod pivots Reinstall the clevis on the lift pivot arm and secure with the 1 2 clevis pin previously remov...

Page 33: ...nd install the belt on the stationary idler pulley B Carefully release the tension on the breaker bar 7 Reinstall the mower deck guards 8 Run the mower under no load condition for about 5 minutes to b...

Page 34: ...west cutting position 3 Measure the coil length of the mower belt tensioner spring A Figure 42 The measurement should equal 7 17 8 cm If the measurement does not equal 7 17 8 cm adjust the anchor eyeb...

Page 35: ...e the nut to completely release the tension WARNING STORED ENERGY DEVICE Improper release of the belt tension spring can result in personal injury Use extreme caution when removing this spring E F G A...

Page 36: ...uded in the safety rules section of this book Charge the battery until fully charged until the specific gravity of the electrolyte is 1 250 or higher and the electrolyte temperature is at least 60 F D...

Page 37: ...n 4 Out of fuel 4 If engine is hot allow it to cool then refill the fuel tank 5 Engine flooded 5 Move choke control to closed position 6 Fuse blown 6 Replace fuse 7 Battery terminals require 7 Clean t...

Page 38: ...horized service dealer for repair or damaged Engine stalls easily with 1 Engine speed too slow 1 Set to full throttle mower engaged 2 Ground speed too fast 2 Decrease Ground Speed 3 Cutting height set...

Page 39: ...led correctly 2 Tires are not properly inflated 3 Blades are damaged 4 Deck shell is damaged 5 Mower spindle is bent or loose 6 Blades are installed incorrectly 1 Level the deck correctly 2 Check and...

Page 40: ...power will be higher than net engine power and is affected by among other things ambient operating conditions and engine to engine variability Given the wide array of products on which engines are pla...

Page 41: ...N o t f o r R e p r o d u c t i o n Notes...

Page 42: ...for purposes of this warranty No warranty registration is necessary to obtain warranty on Briggs Stratton products Save your proof of purchase receipt If you do not provide proof of the initial purcha...

Page 43: ...that it is identical in all material respects to the engine described in the manufacturer s application for certification The warranty period begins on the date the engine is originally purchased The...

Page 44: ...N o t f o r R e p r o d u c t i o n OPERATOR S MANUAL...

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