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®
BUSH HOG
Estate Series
ZERO TURN MOWER
Operator’s Manual
ASSEMBLY OPERATION MAINTENANCE
204 $4.00
50043313
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CONGRATULATIONS! You have invested in the best ZT Rider on the market today. The care you give your Bush Hog ZT will greatly determine your satisfaction with its performance and its service life. We urge a careful study of this manual to provide you with a thorough understanding of your new Rider before operating, as well as suggestions for operation and maintenance. If your manual should become lost or destroyed, Bush Hog will be glad to provide you with a new copy. Order from Bush Hog, P. O. B
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ESTATE SERIES ZERO TURN RIDERS TABLE OF CONTENTS SECTION PAGE SECTION PAGE Warranty. . . . . . . . . . . . . . . . . . . . . . . . . . 2 Mower Blades . . . . . . . . . . . . . . . . . . . . .14 Dealer Preparation Check List . . . . . . . . . 3 Neutral Adjustment . . . . . . . . . . . . . . . . .15 Motion Control Neutral Adjustment . . . .15 Safety Precautions . . . . . . . . . . . . . . . . . . 4 Control Lever Adjustment . . . . . . . . . . . .15 I INTRODUCTION AND DESCRIPTION . . 8 Leveling Th
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® BUSH HOG ESTATE SERIES ZERO TURN RIDER LIMITED WARRANTY Bush Hog warrants to the original purchaser that this new Bush Hog Estate Rider, purchased from an authorized Bush Hog dealer, that the equipment be free from defects in material and workmanship for a period of two (2) years from date of retail sale when purchased for residential use. “Residential use” means use on the same property as the purchasers’ home. The obligation of Bush Hog to the purchaser under this warranty is limited to the
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DEALER PREPARATION CHECK LIST ESTATE SERIES ZERO TURN RIDER BEFORE DELIVERING MACHINE — The following check list should be completed. Use the Operator’s Manual as a guide. ❒ 1. Engine has been serviced. ❒ 2. Battery fluid level is checked. ❒ 3. Low oil pressure warning light checked for operation. ❒ 4. Operator interlock switches checked for operation. ❒ 5. Assembly completed. ❒ 6. All fittings lubricated. ❒ 7. All shields in place and in good condition. ❒ 8. All fasteners torqued to specificati
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Safety Alert Symbol This Safety Alert Symbol means: “ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!” This symbol is used to call attention to safety precautions that should be followed by the operator to avoid accidents. When you see this symbol, carefully read the message that follows and heed its advice. Failure to comply with safe- ty precautions could result in death or serious bodily injury. Safety Signs Signal Words The signal words DANGER, WARNING, AND CAUTION are used on the equipm
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IMPORTANT SAFETY PRECAUTIONS This symbol is used to call attention to safety precautions that should be fol- lowed by the operator to avoid acci- dents. When you see this symbol, care- fully read the message that follows and heed its advice. Failure tocomply with safety precautions could result in seri- ous bodily injury. In addition to the design and configuration of equipment, hazard control and accident prevention are dependent upon the awareness, concern, prudence and proper training of pe
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5. AVOID HILLS AND SLOPES. Use EXTREME caution when mowing and/or turning on slopes as loss of traction and/or tip-over could occur. Drive slower on slopes. DO NOT mow slopes greater than 15 degrees. Watch for ditches, holes, rocks, dips and rises, which change the operating angle. Keep away from drop-offs and steep banks. Avoid sudden starts when mowing uphill - mower may tip backwards. Loss of traction may occur going downhill - weight transfer to the front wheels may cause drive wheels to s
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21. Use only an approved gasoline container. 22. Avoid fire from static sparks. Never fill gasoline containers inside a vehicle or on a truck or trailer bed with a plastic liner. Always place fuel containers on the ground away from your vehicle before filling. 23 Avoid fire from static sparks. Remove mower from truck bed or trailer and refuel it on the ground. Only use an approved gasoline container and not the gasoline dispenser to refuel when the mower remains on trailer or truckbed. 24. Avoid
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SECTION I INTRODUCTION AND DESCRIPTION ability is needed. The unit consists of either a 17 hp INTRODUCTION Briggs & Stratton single, 18 hp Briggs & Stratton We are pleased to have you as a Bush Hog cus- twin, 20 hp Kohler twin or a 20 hp Honda twin tomer. Your Bush Hog Estate Series ZT Rider has engine. The engine has a pressurized oil lubrication been carefully designed to give maximum service system with spin-on type filter, fused electronic ignition, with minimum down time. This manual is pro
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CONTROLS CONTROL LOCATIONS OPERATOR INTERLOCK SYSTEM Ignition Key - On right hand control console. Your Bush Hog Zero Turn Rider is equipped with an Engine Throttle - On right hand control console. Operator Interlock System that is designed to help prevent possible serious injuries. Understanding and Two Steering/Speed Control Levers - In front of maintaining this system is vital for safe operation. seat at side. (Shown on page 20) PTO Clutch Switch - On right hand control To Start En
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SECTION II OPERATION 3. Do not mix oil with gasoline. GENERAL SAFETY Only qualified people familiar with this operator’s 4. Do not use white, high test or premium gaso- manual should operate this machine. Operator line. Do not use de-icers, carburetor cleaners should wear hard hat, safety glasses, and safety or othersuch additives. shoes. Avoid loose fitting clothing or jewelry. The 5. Check the crankcase oil level. Make sure the operator should read, understand and practice all engine is off.
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7. TURN IGNITION KEY to “START” position and ANTI-SCALP ROLLER ADJUSTMENT: release to “RUN” as soon as engine starts. 1. Stop engine and move the control levers to the NOTE: Prolonged cranking will damage starter neutral position and engage the parking brake. motor and shorten the battery life. 2. Disengage the blades. 8. ADJUST ENGINE THROTTLE AND CHOKE for 3. The Anti-Scalp deck rollers are adjustable up and desired engine smoothness and speed. NOTE: down to provide improved deck flotation an
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F. Remove the key and wait for all movement MOWING RECOMMENDATIONS and all sound to cease before dismounting. 1. Keep mower blades sharp. WARNING 2. Make sure deck and discharge chute are clean. AVOID SERIOUS INJURIES TO OTHERS: ALWAYS REMOVE THE KEY FROM THE IGNI- TION SWITCH WHENEVER THE MOWER IS UNATTENDED TO PREVENT CHILDREN OR UNAUTHORIZED PERSONS FROM STARTING WARNING THE ENGINE. TO AVOID SERIOUS INJURY FROM BLADE 15.HYDRAULIC COMPONENTS BYPASS-TO CONTACT, POWER MUST BE OFF TO MOVE THE T
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SECTION III MAINTENANCE CAUTION BEFORE PERFORMING ANY MAINTENANCE, TURN OFF ENGINE, REMOVE KEY AND DISCONNECT SPARK PLUGS. USE EXTREME CARE WHEN WORKING ON MACHINERY. DO NOT WEAR WATCH OR JEWELRY. DO NOT WEAR LOOSE FITTING CLOTHES, AND OBSERVE ALL COMMON SAFETY PRACTICES WITH TOOLS. IMPORTANT: BEFORE PERFORMING ANY SERVICE, MAINTENANCE OR REPAIR ON THE ENGINE, REFER TO THE RESPECTIVE ENGINE MANUFACTURERS’ MANUAL FOR SPECIFIC INFORMATION CONCERNING YOUR PARTICULAR BRAND OF ENGINE. MAINTENANCE
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1. ENGINE: 3. TIRES: For complete maintenance and operating infor- Correct tire pressure is essential for efficient mation for your engine, please refer to your operation of the mower. Incorrect inflation engine operating and maintenance instructions pressure will affect riding comfort, traction and furnished by the engine manufacturer and includ- cutting quality. Check tire air pressure periodi- ed in your Zero Turn mower information packet. cally with a low pressure gauge.. Inflate tires to
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7. When both wheels remain in neutral, tighten the 5. CLEANING GRASS BUILD UP UNDER DECK jam nuts to lock the vertical turnbuckle in place. Depress the deck lift foot pedal and lock in position, 8. Test again by moving the control levers forward then move the height adjustment pin to the 4-1/2” and backward before returning them to the neu- position. tral position. If the tires are in neutral, the unit is now ready for operation. Lift the front of the unit and support unit securely. 9. Shut th
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DECK BELT ADJUSTMENT LEVELING THE DECK AND SETTING THE COUNTERBALANCE SPRING TENSION Belt adjustment should be checked every (50) hours of operation to get maximum life and cutting perfor- 1. Set all tire pressures to the correct specifications. mance. Belt tension is adjusted by increasing or 2. Rest machine on a level slab of concrete. decreasing the length of the spring on the movable 3. Depress the deck lift pedal to raise the deck to the idler by adjusting the eye bolt length (Shown below).
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HYDROSTATIC BELT DIAGRAM HYDROSTATIC TRANSAXLE BELT Spring Support Bolt TENSION ADJUSTMENT Spring Loaded Adjustment Idler 1. Stop engine and remove key. 2. The hydrostatic transaxle belt tension is adjusted through a spring loaded idler pulley. 3. The tension can be adjusted by loosening the (2) hex nuts on the end of the spring support bolt and turning them until the spring length is 3- 7/16” (Shown at right). Tighten the jam nuts together. HYDROSTATIC TRANSAXLE (MOTION DRIVE) BELT REPLACEME
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Fill Port - Insert rod through this port to check fluid level. Void Air Space - 1-78” Correct Fluid Level - 4-1/4” IMPORTANT When tightening the filter insure proper torque the oil level, and add oil as required after stopping value of 20 - 50 in. lbs. is applied. Filter is plas- engine. tic. Excessive torque will damage filter. 3. It may be necessary to repeat Steps 1 and 2 Due to the effects air has on eficiency in the hydro- until all the air is completely purged from the system. static dri
