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The remainder of the mowing should be done in the opposite

direction so that the clippings are dispersed OUT onto the

area of lawn previously cut.

Mowing Methods

Broadcast Mowing

Broadcasting, or side-discharging, disperses fine clippings

evenly over the entire lawn. Many golf courses use this

method. Your mower has a deep dish deck to allow freer

circulation of clippings so they are broadcast evenly over the

lawn.
Engine Speed & Ground Speed for Broadcasting:
Always operate the engine at full throttle when mowing.

If you hear the engine slowing down, you are mowing too

fast—using a slower ground speed will improve the cutting

efficiency of the blades and prevents many common cutting

problems.
ALWAYS use an appropriate ground speed for the thickness

and height of the grass you are cutting (3rd gear or slower for

manual gear models). If you hear the engine slowing down

you are mowing too fast, use a slower ground speed.
How Much Grass to Cut Off When Broadcasting:
Mow when the grass is 3-5 inches long. Do not cut the grass

shorter than 2 to 2-1/2 inches. Do not cut off more that 1 inch

of grass in a single pass.

Mulching

Mulching consists of a mower deck which cuts and re-cuts

clippings into tiny particles and which then blows them down

INTO the lawn. These tiny particles decompose rapidly

into by-products your lawn can use. UNDER PROPER

CONDITIONS, your mulching mower will virtually eliminate

noticeable clippings on the lawn surface.

Note: 

When mulching under heavy cutting conditions, a

rumbling sound may be present and is normal.
Mulching Requires EXCELLENT Mowing Conditions:
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

appropriate amount is cut.
Do not use the mower as a mulching mower during the

first two or three mowings in the spring. The long grass

blades, quick growth, and often wetter conditions are more

suitable for broadcasting (side-discharging) or grass bagging

operation.
Engine Speed & Ground Speed for Mulching:
Use full engine throttle matched with a slow ground speed so

that clippings will be finely cut. Ground speed while mulching

should be HALF of the speed that would be used when

broadcasting (side discharging) under similar conditions.

Since mulching requires more horsepower than broadcasting,

using a slower ground speed is vitally important for proper

mulching operation.
How Much Grass to Mulch:

The best mulching action typically results from cutting only

the top ½ inch to 3/4 inch of grass blade. This provides

short clippings which decompose properly (much more

quickly than longer clippings). The ideal cutting height will

vary with climate, time of year, and quality of your lawn. We

recommend that you experiment with both the cutting height

and ground speed until you achieve the best cut. Start with

a high cutting height and using progressively lower settings

until you find a cutting height that is matched to your mowing

conditions and preferences.

Pushing the Rider By Hand

NOTICE

Do NOT tow zero-turn rider.
Towing the units will cause hydraulic transmission damage.

Do not use another vehicle to push or pull this unit.

1. Disengage the PTO, engage the parking brake, turn the

ignition OFF, and remove the key.

2. Locate the transmission release lever on top of the

transmission of the unit. There is one transmission

release lever on each transmission. The transmission

release levers open and close the transmission bypass

valves.

3. To open the transmission bypass valves rotate the

transmission release levers to the "bypass" position (A,

Figure 19). The transmission release levers will contact

the bodies of the transmissions. The transmission release

levers will be oriented so that they are perpendicular to

the axles of the transmissions.

Summary of Contents for 5901992

Page 1: ...N o t f o r R e p r o d u c t i o n...

Page 2: ...Stopping the Rider 17 Zero Turn Driving Practice 17 Mowing 19 Mowing Recommendations 19 Pushing the Rider By Hand 21 Raise and Lower the Roll Bar 22 Attaching a Trailer 23 Checking Adding Fuel 23 Che...

Page 3: ...stered trademark of Briggs Stratton LLC Identifying Your Unit The following products are covered by this manual 5901992 5901993 The product identification tag A Figure 1 can be found in the location s...

Page 4: ...or not properly maintained it can be dangerous Remember you are responsible for your safety and that of those around you Use common sense and think through what you are doing If you are not sure that...

Page 5: ...w the safety rules in this operator s manual the unit is safe to operate The mower deck has spinning mower blades that can amputate hands and feet Do not allow anyone near the unit while it is running...

Page 6: ...arages or enclosed trailers The engine emits poisonous carbon monoxide gas and prolonged exposure in an enclosed area can result in serious injury or death Slope Identification Guide 2 How to measure...

Page 7: ...Walk don t run Reduced footing could cause slipping Slow down and use extra care on hillsides Be sure to travel in the recommended direction on hillsides Turf conditions can affect the machines stabil...

Page 8: ...ing or traction could cause sliding Do not try to stabilize the unit by putting your foot on the ground ride on units Do not mow excessively steep slopes Do not use grass catcher on steep slopes Do no...

Page 9: ...s to support components when required Carefully release pressure from components with stored energy Disconnect battery or remove spark plug wire before making any repairs Disconnect the negative termi...

Page 10: ...r repair the ROLL BAR Never alter the ROLL BAR by welding anything to it or by drilling additional holes BEFORE FIRST TIME USE Inspect the ROLL BAR structure and mounting hardware for 1 Check to make...

Page 11: ...ad 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 safety decals WARNING If any safety decals become worn or...

Page 12: ...ting blades stay clear of deck edge and keep others away Danger Fire Hazard Keep unit free of grass leaves and excess oil Do not add fuel while engine is hot or running Stop engine remove key and allo...

Page 13: ...NOTICE indicates information considered important but not hazard related Safety Interlock System This unit is equipped with safety interlock switches These safety systems are present for your safety d...

Page 14: ...ase Levers One per transmission O Seat Latch Deck Lift Pedal Cutting Height Adjustment Pin Deck Lift Lock Lever The deck lift pedal A Figure 6 the cutting height adjustment pin B and the deck lift loc...

Page 15: ...l Bar is in the down position Fuel Selector Valve Turning the handle to the desired position determines which tank will be supplying fuel With the handle pointing LEFT it will draw fuel from the left...

Page 16: ...our meter only displays PTO hours when recording PTO hours To stop recording PTO hours push the PTO switch down to disengage the PTO clutch To stop recording engine hours engage the parking brake The...

Page 17: ...over shut off key switch immediately and consult engine operator s manual Warm up the engine by running it for at least a minute before engaging the PTO switch or driving the rider 4 After warming the...

Page 18: ...nce adjusted see the Speed Balancing Adjustment in the Adjustments section near the back of this manual Reverse Travel Practice 11 LOOK DOWN BEHIND then gradually move both ground speed control levers...

Page 19: ...o the 1 2 throttle position Note It is best practice to engage the PTO with the throttle set at the minimum throttle position necessary to engage the deck drive system without stalling the engine 5 En...

Page 20: ...en provide these ideal mowing conditions Avoid mowing after rain or even heavy dew and never mulch when the grass is wet moist grass does not mulch well and clumps beneath the mower deck Mowing Patter...

Page 21: ...nt is cut Do not use the mower as a mulching mower during the first two or three mowings in the spring The long grass blades quick growth and often wetter conditions are more suitable for broadcasting...

Page 22: ...r the roll bar 1 Pull the hair pin clips A Figure 20 out of the retainer pins B 20 2 Rotate the retainer pins so that the handle of the pin is pointing up C 3 Remove the retainer pins You may need to...

Page 23: ...ills To add fuel 1 Remove the fuel cap A Figure 22 22 2 Fill the fuel tank to the bottom of the filler neck This will allow for fuel expansion Note Do not overfill Refer to your engine owner s manual...

Page 24: ...oceed to step 3 24 3 Before removing the tank cap C make sure that the area around the tank cap and fill neck of the tank is free of dust dirt and other debris Remove the tank caps 4 Add oil up to the...

Page 25: ...ntained at the levels shown in the Specifications chart Note that these pressures may differ slightly from the Max Inflation stamped on the side wall of the tires The pressures shown provide proper tr...

Page 26: ...aster 3 Remove the 1 4 28 grease fitting and reinstall the 1 4 28 bolt 4 Repeat the process for the other side of the machine Seat Adjustment The seat can be adjusted forward and back Move the lever A...

Page 27: ...cutting height adjustment pin A Figure 33 controls the mower s cutting height The cutting height is adjustable between 1 1 2 3 8 cm and 5 12 7 cm in 1 4 0 64 cm increments Note Make sure that the pin...

Page 28: ...e the removal procedure Storage Temporary Storage 30 Days or Less Remember the fuel tank will still contain some gasoline so never store the unit indoors or in any other area where fuel vapor could tr...

Page 29: ...storage Starting After Long Term Storage Before starting the unit after it has been stored for a long period of time perform the following steps 1 Remove any blocks from under the unit 2 Install the...

Page 30: ...l repair or replace free of charge any part that is defective in material or workmanship or both Transportation charges on product submitted for repair or replacement under this warranty must be borne...

Page 31: ...e or repair normal wear and tear or stale or unapproved fuel Improper Use and Abuse The proper intended use of this product is described in the Operator s Manual Using the product in a way not describ...

Page 32: ...N o t f o r R e p r o d u c t i o n...

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