Related Manuals for Worldlawn WYRZ46S
Summary of Contents for Worldlawn WYRZ46S
- Page 1 Operator’ ’ s Manual WYRZ46S/50U/60U Residential Zero Turn Mower Worldlawn Power Equipment, Inc. Industrial Park 2415 Ashland Ave. Beatrice NE 68310 Toll Free Number: 1-800-267-4255...
- Page 2 OPERATOR’S MANUAL This manual contains assembly, operating, maintenance, adjustment, and safety instructions for your WYRZ46S/50U/60SU lawnmower. Before operating your mower, read this manual in its entirety carefully. By following the operating, maintenance, adjustment, and safety instructions, you will prolong the life of your mower, maintain its maximum efficiency, and promote safe operation.
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Page 3: Table Of Contents
TABLE OF CONTENTS ……………………………………………………………………………………. SAFETY 1.1 Safety Alert Symbol ………………………………………………………………… 1.2 Training……………………………………………………………………………... 1.3 Preparation…………………………………………………………………………... 1.4 Operation…………………………………………………………………………..1.5 Maintenance & Storage ………………………………………………………..… 1.6 Safety Decals……………………………………………………………………..…………………………………………………………………………. SPECIFICATIONS 2.1 Model Number………………………………………………………………………. 2.2 Engine…………………………………………………………………………….…. 2.3 Fuel System 3………………………………………………………………………... 2.4 Electrical System .…………………………………………………………….……... 9 2.5 Operator Controls……………………………………………………………….……... - Page 4 ……………………………………………………….. 19 MAINTENANCE & ADJUSTMENTS 5.1 Periodic Maintenance………………………………………………………………... 19 5.2 Adjustments……………………………………………………………………..…… 24 …………………………………………………………………….. TROUBLESHOOTING 6.1 Mower Pulls Left or Right ……………………………………………………..….. 6.2 Mower Cuts Unevenly ……………………………………………………..…….. 6.3 Engine Will Not Start ……………………………………………………..……..… 28 ………………………………………………………….……..30 ELECTRICAL DIAGRAM ……………………………………………….…….……….……... 31 LIMITED WARRANTY...
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Page 5: Safety
1.3.1 Evaluate the terrain to determine what accessories and attachments are needed to properly and safely perform the job. Only use accessories and attachments approved by Worldlawn Power Equipment, Inc. 1.3.2 The use of personal protective equipment, such as (but not limited to) protection for the eyes, ears, feet, and head is recommended. - Page 6 POTENTIAL HAZARD · This machine produces sound levels in excess of 85 dBA at the operator’s ear when in operation. WHAT CAN HAPPEN · Exposure to sound levels of 85dBA or above for extended periods of time can cause hearing loss. HOW TO AVOID THE HAZARD ·...
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Page 7: Operation
POTENTIAL HAZARD · In certain conditions gasoline is extremely flammable and highly explosive. WHAT CAN HAPPEN · A static charge can ignite gasoline vapors. A fire or explosion from gasoline can burn you, others, and cause property damage. HOW TO AVOID THE HAZARD ·... - Page 8 POTENTAL HAZARD · Operating engine parts, especially the muffler, become extremely hot. WHAT CAN HAPPEN · Severe burns can occur on contact. · Debris, such as leaves, grass, brush, etc. can catch fire. HOW TO AVOID THE HAZARD · Allow engine parts, especially the muffler, to cool before touching. ·...
- Page 9 Use a walk behind mower /or a hand trimmer near drop-offs, ditches, steep banks, or water. This area can be dangerous, see Figure1. Greater care is needed as the slope increases. Always avoid sudden starting or stopping on a slope. If tires lose traction, disengage the blades and proceed slowly off the slope.
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Page 10: Maintenance & Storage
Whenever you leave the mower. Stop the engine and wait for all moving parts to stop: Before refueling. Before dumping the grass catcher. midway 1.4.13 Before stopping the engine, place the throttle control between the “slow” and “fast” positions. Allow the engine to run a minimum of 15 seconds then stop the engine. 1.4.14 The fuel system is provided with a shut-off valve. -
Page 11: Safety Decals
1.6.4 New safety decals may be obtained from your authorized equipment dealer or distributor or from Worldlawn Power Equipment, Inc. 1.6.5 Safety decals may be affixed by peeling off the backing to expose the adhesive surface. Apply only to clean, dry surface. - Page 12 2. On the Switch Panel 3. On the Switch Panel 4. Under the Left and Right Belt Shields 5. On the Right Side of Mower Deck 6. On the Left Side of Mower Deck...
- Page 13 7. On the Handle Grip of Choke Cable 8. On the Inner Adjustable Height Bracket 9. On the Left Front Mower Deck 10. On the Seat Bracket...
- Page 14 11. On the Left T-slot of Console 12. On the Right T-slot of Console 13. On the Adjustable Height Bracket 14. On the Left Rear Frame 15. On the Right Rear Frame 16. Top Left Corner of the Rear of Front Frame...
- Page 15 17. On the Left and Right Sides of Mower Deck DANGER To avoid serious injury or death: Avoid blades unless engine and blades are stopped. 18. On the Left and Right Sides of Mower Deck 19. On the Right Front of Mower Deck, 20.
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Page 16: Specifications
2. SPECIFICATIONS 2.1 MODEL NUMBER: WYRZ50S24KW 2.2 ENGINE 2.2.1 Engine specifications: See Your Engine Owner’s Manual 2.2.2 Maximum non-load speed: 3600 RPM 2.3 FUEL SYSTEM 3 2.3.1 Capacity: 4 gallons (16L) 2.3.2 Type of Fuel: Regular unleaded gasoline, 87 octane or higher. 2.3.3. -
Page 17: Seat
2.6 SEAT 2.6.1 Type: Standard seat: high back, foam padded (internal spring suspension). 2.6.2 Seat Safety Switch: Incorporated into the Safety Interlock System. 2.7 HYDROSTATIC GROUND DRIVE SYSTEM 2.7.1 Hydraulic System Specification Hydrostatic Transaxle Hydro Gear EZT Speed 10.5 km/hr forward 5.0 km/hr reverse 2.7.2 When the engine is not running, move left and right drive wheel discharge levers and open the relief valves;... -
Page 18: Dimensions
2.9.8 Mulching Kit: All Three Optional. 2.9.9 Catching Kit: WYRZ46S WYRZ50U Optional WYRZ60U not Optional Temporarily. 2.10 DIMENSIONS WYRZ60U WYRZ46S WYRZ50U 45.7 " (1160 mm) Overall Width Without deck 43.7 " (1110 mm) 43.7 " (1110 mm) 61"(1549mm) Overall Width Discharge Chute Up 47"(1195mm) - Page 19 POTENTIAL HAZARD ·Charging the battery may produce explosive gasses. WHAT CAN HAPPEN ·Battery gasses can explode causing serious injury. HOW TO AVOID THE HAZARD ·Keep sparks, flames, or cigarettes away from battery. Ventilate when charging or using battery in an enclosed space. 3.2.2 Check the voltage of the battery with a digital voltmeter.
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Page 20: Install Drive Wheels And Check Tire Pressure
·Battery contains sulfuric acid. Avoid contact and always shield eyes, face, skin, and clothing from battery. Cigarettes, flames, or sparks could cause battery to explode. ·Do not charge or use booster cables or adjust post connections without proper training. ·If battery acid comes in contact with skin or eyes, flush with water and call a physician immediately. -
Page 21: Service Engine
FIG 2 Right Motion Control Lever Assembly e) If the ends of the levers hit against each other while in the drive position, make adjustments by moving the levers outward to the neutral lock position and carefully bending them outward. Move them back to the drive position and check for clearance, repeat if necessary. - Page 22 FIG 4 PARKING BRAKE POSITION By moving both levers an equal amount forward or back from the neutral position, the machine can be moved forward or backward in a straight line. Movement of the left lever forward will cause the left drive wheel to rotate in a forward direction.
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Page 23: Pre-Start
POTENTIAL HAZARD · When going forward, if you rapidly pull the motion control levers to the middle T-slot position and push them out, it may cause the parking brake to lock. WHAT CAN HAPPEN · If the parking brake is locked, it may cause the machine not to move when trying to go forward again or rotate at high speed. -
Page 24: Mowing
4.2.3 Refer to Maintenance, Section 5, and perform all necessary inspection and maintenance steps. 4.2.4 Check the tire inflation: Wheels Inflation Drive wheels 12psi (82.8kPa) Caster wheels 25psi (172.5kPa) 4.3 MOWING 4.3.1 Open fuel shut-off valve (left or right tank). 4.3.2 Starting Engine Brake must be engaged, the PTO switch disengaged, and the motion control levers out (neutral lock position). -
Page 25: Transporting
deck and discharge area before engaging PTO. IMPORTANT: Operator must be in seat before the PTO can be engaged. Set throttle to “midway” position. Pull outward on the PTO switch to the “ROTATE” position. Accelerate to full throttle to begin mowing. 4.3.4 Stopping PTO: Set the throttle to the “midway”... -
Page 26: Maintenance & Adjustments
4.4.2 Loading a Unit: Use extreme caution when loading units on trailers or trucks. One full width ramp that is wide enough to extend beyond the rear tire is recommended instead of individual ramps for each side of the unit. The lower rear section of the tractor frame extends back between the rear wheels and serves as a stop for tipping backward. - Page 27 Touching a hot engine can cause severe burns. · HOW TO AVOID THE HAZARD Allow the engine to cool completely before service or making repairs around the engine area. · 5.1.2 Clean engine cooling system: Service Interval: Daily or more often in dry conditions POTENTIAL HAZARD ·Excessive debris can cause the engine and hydraulic system to overheat.
- Page 28 POTENTIAL HAZARD · Raising the mower deck for service or maintenance relying solely on mechanical or hydraulic jacks could be dangerous. WHAT CAN HAPPEN · The mechanical or hydraulic jacks may not be enough support or may malfunction allowing the unit to fall, which could cause injury.
- Page 29 NOTE: If machine does not pass each of these tests, do not operate. Contact your authorized WORLDLAWN POWER EQUIPMENT SERVICE DEALER. IMPORTANT: It is essential that operator safety mechanisms be connected and in proper operating condition prior to use for mowing.
- Page 30 d) Clean around oil fill cap and remove cap. Fill to specified capacity and replace cap. Use oil recommended in engine owner’s manual. DO NOT overfill. e) Start the engine and check for leaks. Stop engine and recheck oil level. 5.1.10 Check tire pressure: Service Interval: 40hrs a) Stop engine, wait for all moving parts to stop, and remove key.
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Page 31: Adjustments
Remove spark plugs, check condition and reset gaps, or replace the spark plugs. 5.1.16 Fuel tank- mounting hardware specification. Thread the specified M8 × 16 bolts with a lock washer and flat washer do not over tighten as this could cause damage to the fuel tank. - Page 32 Self-tensioning- No adjustment necessary. 5.2.5 Seat Switch Adjustment. No adjustment necessary 5.2.6 WYRZ46S/50S Brake Cable Adjustment. a) Place the mower on a flat surface. b) Stop the engine, motion control levers are moved out to parking brake position. c) See FIG 8. Gears in the brake arm meshed into the gears of the brake disk. Adjust the nut on the spring adjustable lever.
- Page 33 a) Place the mower on a flat surface. b) (See FIG 9)Beacause the spring force is calculated well, this way of parking brake don't need to adjust basically. If you need fine-tuning, loosen nut to adjust at A point. FIG 9 Brake Adjustment 5.2.8 Adjust Throttle Lever Tension.
- Page 34 POTENTIAL HAZARD Raising the mower deck for service or maintenance relying solely on mechanical or hydraulic jacks could be dangerous. WHAT CAN HAPPEN The mechanical or hydraulic jacks may not be enough support or may malfunction allowing the unit to fall, which could cause injury. HOW TO AVOID THE HAZARD Do not rely solely on mechanical or hydraulic jacks for support.
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Page 35: Troubleshooting
disassembled, make sure the spring washers are reinstalled as shown in Figure 11. The caster wheels should be checked in the same manner. Caster Adjustments FIG 11 6. TROUBLESHOOTING 6.1 MOWER PULLS LEFT OR RIGHT (W/LEVERS FULLY FORWARD). a) Refer to tracking adjustment Section 4.1. 3. b) Check air pressure in tires: 12psi 82.8kPa /drive, 25psi 172.5kPa /casters. - Page 36 operating condition prior to mower use. When a problem occurs, do not overlook the simple causes. For example, starting problems could be caused by an empty fuel tank. The following table lists some of the common causes of trouble. Do not attempt to service or replace major items or any items that call for special timing of adjustments procedures.
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Page 37: Electrical Diagram
7. Electrical Diagram... -
Page 39: Limited Warranty
Any Mower deck shell or part thereof which, in Worldlawn’s sole discretion, is deemed defective shall be repaired or replaced, at Worldlawn’s option, without charge for parts or labor for the first five years of the original date of purchase, and without charge for parts only for years six through ten from the original date of purchase. To take advantage of this limited warranty, the Mower must be returned to an Authorized Worldlawn Dealer within the warranty period. - Page 41 Worldlawn Power Equipment, Inc Industrial Park 2415 Ashland Ave. Beatrice, NE 68310 Phone: (402) 228-4255 Fax: (402) 223-4103 www.worldlawnpowerequipment.com Form No.
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